Which of the following terms is used to describe inability to breathe easily except in an upright position? a) Orthopnea Patients with orthopnea are placed in a high Fowler’s position to facilitate breathing. b) Dyspnea Dyspnea refers to labored breathing or shortness of breath. c) Hemoptysis Hemoptysis refers to expectoration of blood from the respiratory tract. d) Hypoxemia Hypoxemia refers to low oxygen levels in the blood.

Which of the following terms is used to describe inability to
breathe easily except in an upright position?
a) Orthopnea
Patients with orthopnea are placed in a high Fowler’s position to
facilitate breathing.
b) Dyspnea
Dyspnea refers to labored breathing or shortness of breath.
c) Hemoptysis
Hemoptysis refers to expectoration of blood from the respiratory tract.
d) Hypoxemia
Hypoxemia refers to low oxygen levels in the blood.
by

1 Answer

Answer :

a) Orthopnea
Patients with orthopnea are placed in a high Fowler’s position to
facilitate breathing.
by

Related questions

Which of the following terms refers to leg pain that is brought on walking and caused by arterial insufficiency? a) Intermittent claudication Intermittent claudication is leg pain that is brought on by exercise and relieved by rest. b) Dyspnea Dyspnea is the patient’s subjective statement of difficulty breathing. c) Orthopnea Orthopnea is the inability of the patient to breathe except in the upright (sitting) position. d) Thromboangitis obliterans Thomroangitis obliterans is a peripheral vascular disease also known as Burger’s disease.

Description : Which of the following terms refers to leg pain that is brought on walking and caused by arterial insufficiency? a) Intermittent claudication Intermittent claudication is leg pain that is ... obliterans Thomroangitis obliterans is a peripheral vascular disease also known as Burger's disease.

Last Answer : a) Intermittent claudication Intermittent claudication is leg pain that is brought on by exercise and relieved by rest.

When the nurse observes that the patient always has difficulty breathing when lying flat, the nurse records that the patient is demonstrating a) Orthopnea Patients with orthopnea prefer not to lie flat and will need to maintain their beds in a semi- to high Fowler’s position

Description : When the nurse observes that the patient always has difficulty breathing when lying flat, the nurse records that the patient is demonstrating a) Orthopnea Patients with orthopnea prefer not ... Paroxysmal nocturnal dyspnea. Paroxysmal nocturnal dyspnea refers to orthopnea that occurs only at night.

Last Answer : a) Orthopnea Patients with orthopnea prefer not to lie flat and will need to maintain their beds in a semi- to high Fowler’s position

Left-sided heart failure is characterized by: C A. Hepatomegaly B. Dyspnea (shortness of breath) C. Varices D. None of these

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Last Answer : Varices

n assisting the client to do deep breathing, coughing and turning to the sides on the first post-operative day, which nursing action would be most helpful for the client? A. Restate the importance of respiratory exercises B. Give the client reassurance that can he can cough, breathe deeply and turn to sides safely C. Administer the prescribed analgesic round the clock as prescribed D. Apply abdominal splint (pillow) while coughing

Description : n assisting the client to do deep breathing, coughing and turning to the sides on the first post-operative day, which nursing action would be most helpful for the client? A. Restate ... the prescribed analgesic round the clock as prescribed D. Apply abdominal splint (pillow) while coughing

Last Answer : D. Apply abdominal splint (pillow) while coughing

In the immediate post-operative period, the nurse assesses coarse, high-pitched sound on inspiration by listening over the trachea with a stethoscope. The nurse should immediately A. Position client to Fowler’s B. Reassure the client that he is doing fine C. Suction the tracheostomy tube D. Report to the surgeon

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Last Answer : Which of the following expected outcomes for the patient is most relevant for the nursing diagnosis “At risk for imbalanced nutrition related to impaired swallowing”? A. Appropriate body weight maintained B. Fear of choking relieved C. Oral intake increased D. Swallowing of soft foods facilitated

To prevent footdrop, the patient is positioned in: a) Order to keep the feet at right angles to the leg When the patient is supine in bed, padded splints or protective boots are used. b) A semi-sitting position in bed Semi-fowlers positioning is used to decrease the pressure of abdominal contents on the diaphragm. c) A sitting position with legs hanging off the side of the bed In order to prevent footdrop, the feet must be supported. d) A side-lying position Side-lying positions do not provide support to prevent footdrop.

Description : To prevent footdrop, the patient is positioned in: a) Order to keep the feet at right angles to the leg When the patient is supine in bed, padded splints or protective boots are used. b) ... must be supported. d) A side-lying position Side-lying positions do not provide support to prevent footdrop.

Last Answer : a) Order to keep the feet at right angles to the leg When the patient is supine in bed, padded splints or protective boots are used.

Which of the following terms related to aphasia refers to the inability to perform previously learned purposeful motor acts on a voluntary basis? a) Apraxia Verbal apraxia refers to difficulty in forming and organizing intelligible words although the musculature is intact.

Description : Which of the following terms related to aphasia refers to the inability to perform previously learned purposeful motor acts on a voluntary basis? a) Apraxia Verbal apraxia refers to difficulty in ... continued and automatic repetition of an activity or word or phrase that is no longer appropriate.

Last Answer : a) Apraxia Verbal apraxia refers to difficulty in forming and organizing intelligible words although the musculature is intact.

Which of the following terms refers to the inability to recognize objects through a particular sensory system? a) Agnosia Agnosia may be visual, auditory, or tactile.

Description : Which of the following terms refers to the inability to recognize objects through a particular sensory system? a) Agnosia Agnosia may be visual, auditory, or tactile. b) Dementia Dementia refers to ... d) Aphasia Aphasia refers to loss of the ability to express oneself or to understand language.

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Another term for clergyman’s sore throat is a) chronic granular pharyngitis. In clergyman’s sore throat, the pharynx is characterized by numerous swollen lymph follicles. b) aphonia. Aphonia refers to the inability to use one’s voice. c) atrophic pharyngitis. Atrophic pharyngitis is characterized by a membrane that is thin, white, glistening, and at times wrinkled. d) hypertrophic pharyngitis. Hypertrophic pharyngitis is characterized by general thickening and congestion of the pharyngeal mucous membrane.

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Last Answer : a) chronic granular pharyngitis. In clergyman’s sore throat, the pharynx is characterized by numerous swollen lymph follicles.

Ageism refers to a) Bias against older people based solely on chronological age Individuals demonstrating ageism base their beliefs and attitudes about older people based upon chronological age without consideration of functional capacity. b) fear of old age. Fear of aging and the inability of many to confront their own aging process may trigger ageist beliefs. c) loss of memory. Age-related loss of memory occurs more with short-term and recent memory. d) benign senescent forgetfulness. Benign senescent forgetfulness refers to the age-related loss of memory in the absence of a pathologic process.

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Which of the following terms refers to a graft derived from one part of a patient’s body and used on another part of that same patient’s body? a) Autograft Autografts of full-thickness and pedicle flaps are commonly used for reconstructive surgery, months or years after the initial injury.

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Last Answer : a) Autograft Autografts of full-thickness and pedicle flaps are commonly used for reconstructive surgery, months or years after the initial injury.

When the valve used in valve replacement surgery is made from the patient’s own heart valve, which of the following terms is used? a) Autograft An example of autograft is found when the surgeon excises the pulmonic valve and uses it for an aortic valve replacement. b) Allograft Allograft refers to replacement using human tissue and is a synonym for homograft. c) Homograft Homograft refers to replacement using human tissue and is a synonym for allograft. d) Xenograft Xenograft refers to replacement of tissue from animal tissue.

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Which respiratory volume is the maximum volume of air that can be inhaled after maximal expiration? a) Inspiratory reserve volume Inspiratory reserve volume is normally 3000 mL. b) Tidal volume Tidal volume is the volume of air inhaled and exhaled with each breath. c) Expiratory reserve volume Expiratory reserve volume is the maximum volume of air that can be exhaled forcibly after a normal exhalation. d) Residual volume Residual volume is the volume of air remaining in the lungs after a maximum exhalation.

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For which of the following medications must the nurse contact the pharmacist in consultation when the patient receives all oral medications by feeding tube? a) Enteric-coated tablets Enteric-coated tablets are meant to be digested in the intestinal tract and may be destroyed by stomach acids. A change of form of medication is required by patients with tube feedings.

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Which of the following is a reversible cause of urinary incontinence in the older adult? a) Constipation. Constipation is a reversible cause of urinary incontinence in the older adult. Other reversible causes include acute urinary tract infection, infection elsewhere in the body, decreased fluid intake, a change in a chronic disease pattern, and decreased estrogen levels in the menopausal women.

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A 68-year-old male who underwent a repair of an abdominal aortic aneurysm 5 days ago, develops tachycardia, tachypnea, hypotension with cool, pale, mottled cyanotic extremities. He is agitated and complains of shortness of breath. Which of the following statement(s) is/ are correct concerning his diagnosis and management? a. Myocardial ischemia secondary to preexisting coronary artery disease is most likely the underlying cause of this problem b. Invasive hemodynamic monitoring with a Swan-Gantz catheter will demonstrate a low cardiac output, a high systemic vascular resistance, and elevated cardiac filling pressures c. The use of morphine sulphate and nitrates should be part of the initial management d. The primary pharmacologic treatment involves the use of moderate doses of inotropic ag

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Palliation refers to a) relief of symptoms associated with cancer. Palliation is the goal for care in terminal cancer patients. b) hair loss. Alopecia is the term that refers to hair loss. c) the spread of cancer cells from the primary tumor to distant sites. Metastasis is the term that refers to the spread of cancer cells from the primary tumor to distant sites. d) the lowest point of white blood cell depression after therapy that has toxic effects on the bone marrow. Nadir is the term that refers to the lowest point of white blood cell depression after therapy that has toxic effects on the bone marrow.

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Of the following oxygen administration devices, which has the advantage of providing high oxygen concentration? a) Non-rebreather mask The non-rebreather mask provides high oxygen concentration but is usually poor fitting. b) Venturi mask The Venturi mask provides low levels of supplemental oxygen. c) Catheter The catheter is an inexpensive device that provides a variable fraction of inspired oxygen and may cause gastric distention. d) Face tent A face tent provides a fairly accurate fraction of inspired oxygen, but is bulky and uncomfortable. It would not be the device of choice to provide high oxygen concentration.

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In which stage of COPD is the forced expiratory volume (FEV1) < 30%? a) III Stage III patients demonstrate FEV1 < 30% with respiratory failure or clinical signs of right heart failure b) II Stage II patients demonstrate FEV1 between > 30% and 80% c) I Stage I is mild COPD with FEV1 < 70%. d) O Stage O is characterized by normal spirometry

Description : In which stage of COPD is the forced expiratory volume (FEV1) < 30%? a) III Stage III patients demonstrate FEV1 < 30% with respiratory failure or clinical signs of right heart failure b) II Stage II ... I Stage I is mild COPD with FEV1 < 70%. d) O Stage O is characterized by normal spirometry

Last Answer : a) III Stage III patients demonstrate FEV1 < 30% with respiratory failure or clinical signs of right heart failure

When the nurse notes that the patient’s left great toe deviates laterally, she recognizes that the patient has a a) hallux valgus. Hallux valgus is commonly referred to as a bunion. b) hammertoe. Hammertoes are usually pulled upward. c) pes cavus. Pes cavus refers to a foot with an abnormally high arch and a fixed equinus deformity of the forefoot. d) flatfoot. In flatfoot, the patient demonstrates a diminished longitudinal arch of the foot.

Description : When the nurse notes that the patient's left great toe deviates laterally, she recognizes that the patient has a a) hallux valgus. Hallux valgus is commonly referred to as a bunion. b) ... the forefoot. d) flatfoot. In flatfoot, the patient demonstrates a diminished longitudinal arch of the foot.

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Which of the following terms is used to refer to inflammation of the renal pelvis? a) Pyelonephritis Pyelonephritis is an upper urinary tract inflammation, which may be acute or chronic.

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Last Answer : a) Pyelonephritis Pyelonephritis is an upper urinary tract inflammation, which may be acute or chronic.

Which of the following terms is used to describe a procedure in which cervical tissue is removed as result of detection of abnormal cells? a) Conization The procedure is also called a cone biopsy. Colporrhaphy Colporrhaphy refers to repair of the vagina.

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Last Answer : a) Conization The procedure is also called a cone biopsy. Colporrhaphy Colporrhaphy refers to repair of the vagina.

Which of the following terms is used to describe stone formation in a salivary gland, usually the submandibular gland? a) Sialolithiasis Salivary stones are formed mainly from calcium phosphate. b) Parotitis Parotitis refers to inflammation of the parotid gland. c) Sialadenitis Sialadenitis refers to inflammation of the salivary glands. d) Stomatitis Stomatitis refers to inflammation of the oral mucosa.

Description : Which of the following terms is used to describe stone formation in a salivary gland, usually the submandibular gland? a) Sialolithiasis Salivary stones are formed mainly from calcium phosphate. b ... of the salivary glands. d) Stomatitis Stomatitis refers to inflammation of the oral mucosa.

Last Answer : a) Sialolithiasis Salivary stones are formed mainly from calcium phosphate.

Which of the following terms is used to describe hemorrhage from the nose? a) Epistaxis Epistaxis is due to rupture of tiny, distended vessels in the mucous membrane of any area of the nose. b) Xerostomia Xerostomia refers to dryness of the mouth. c) Rhinorrhea Rhinorrhea refers to drainage of a large amount of fluid from the nose. d) Dysphagia Dysphagia refers to difficulties in swallowing.

Description : Which of the following terms is used to describe hemorrhage from the nose? a) Epistaxis Epistaxis is due to rupture of tiny, distended vessels in the mucous membrane of any area of the nose. b ... of a large amount of fluid from the nose. d) Dysphagia Dysphagia refers to difficulties in swallowing.

Last Answer : a) Epistaxis Epistaxis is due to rupture of tiny, distended vessels in the mucous membrane of any area of the nose.

A patient has developed a sever chest pain and difficulties in breathing while in the dental chair. Your initial response is: a. Administer glycerine trinitrate and monitor patient in upright position. b. Patient has an acute episode of angina as demonstrated by curve in ECG c. No treatment is required until confirmed as MI by ECG d. Patient has myocardial infarction as confirmed by ECG

Description : A patient has developed a sever chest pain and difficulties in breathing while in the dental chair. Your initial response is: a. Administer glycerine trinitrate and monitor patient in upright ... required until confirmed as MI by ECG d. Patient has myocardial infarction as confirmed by ECG

Last Answer : a. Administer glycerine trinitrate and monitor patient in upright position.

A patient has developed a sever chest pain and difficulties in breathing while in the dental chair. Your initial response is: A. Administer glycerine trinitrate and monitor patient in upright position B. Patient has an acute episode of angina as demonstrated by curve in ECG C. No treatment is required until confirmed as MI by ECG D. Patient has myocardial infarction as confirmed by ECG

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Last Answer : A. Administer glycerine trinitrate and monitor patient in upright position

Which of the following diseases is associated with decreased levels of dopamine due to destruction of pigmented neuronal cells in the substantia nigra in the basal ganglia of the brain? a) Parkinson’s disease In some patients, Parkinson’s disease can be controlled; however, it cannot be cured.

Description : Which of the following diseases is associated with decreased levels of dopamine due to destruction of pigmented neuronal cells in the substantia nigra in the basal ganglia of the brain? a) ... of the central nervous system characterized by spongiform degeneration of the gray matter of the brain.

Last Answer : a) Parkinson’s disease In some patients, Parkinson’s disease can be controlled; however, it cannot be cured.

Regarding tolerance and addiction, the nurse understands that a) although patients may need increasing levels of opioids, they are not addicted. Physical tolerance usually occurs in the absence of addiction. b) tolerance to opioids is uncommon. Tolerance to opioids is common. c) addiction to opioids commonly develops. Addiction to opioids is rare. d) the nurse must be primarily concerned about development of addiction by the patient in pain. Addiction is rare and should never be the primary concern for a patient in pain.

Description : Regarding tolerance and addiction, the nurse understands that a) although patients may need increasing levels of opioids, they are not addicted. Physical tolerance usually occurs in the absence of addiction. b ... pain. Addiction is rare and should never be the primary concern for a patient in pain.

Last Answer : a) although patients may need increasing levels of opioids, they are not addicted. Physical tolerance usually occurs in the absence of addiction.

To assess circulating oxygen levels the 2001 Kidney Disease Outcomes Quality Initiative: Management of Anemia Guidelines recommends the use of which of the following diagnostic tests? a) Hemoglobin Although hematocrit has always been the blood test of choice to assess for anemia, the 2001 Kidney Disease Outcomes Quality Initiative: Management of Anemia Guidelines, recommend that anemia be quantified using hemoglobin rather than hematocrit measurements, as it is more accurate in assessment of circulating oxygen.

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The nurse reading the physician’s report of an elderly patient’s physical examination knows a notation that the patient demonstrates xanthelasma refers to a) yellowish waxy deposits on upper eyelids. The change is a common, benign manifestation of aging skin or it can sometimes signal hyperlipidemia.

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Last Answer : a) yellowish waxy deposits on upper eyelids. The change is a common, benign manifestation of aging skin or it can sometimes signal hyperlipidemia.

According to the American Society of Anesthesiology Physical Status Classification System, a patient with severe systemic disease that is not incapacitating is noted to have physical status classification a) P3 Classification P3 patients are those who have compensated heart failure, cirrhosis, or poorly controlled diabetes, for example. b) P4 Classification P4 patients have an incapacitating systemic disease that is a constant threat to life. c) P1 Classification P1 refers to a normal healthy patient d) P2 Classification P2 reflects a patient with mild systemic disease

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Last Answer : a) P3 Classification P3 patients are those who have compensated heart failure, cirrhosis, or poorly controlled diabetes, for example.

Which of the following terms refers to tarry, black stools? a) Melena Melena indicates blood in the stool. b) Hemarthrosis Hemarthrosis is bleeding into a joint. c) Hematemesis Hematemesis is vomiting blood. d) Pyrosis Pyrosis refers to heartburn.

Description : Which of the following terms refers to tarry, black stools? a) Melena Melena indicates blood in the stool. b) Hemarthrosis Hemarthrosis is bleeding into a joint. c) Hematemesis Hematemesis is vomiting blood. d) Pyrosis Pyrosis refers to heartburn.

Last Answer : a) Melena Melena indicates blood in the stool.

Which of the following terms refers to a form of white blood cell involved in immune response? a) Lymphocyte Both B and T lymphocytes respond to exposure to antigens. b) Granulocyte Granulocytes include basophils, neutrophils, and eosinophils. c) Spherocyte A spherocyte is a red blood cell without central pallor, seen with hemolysis. d) Thrombocyte A thombocyte is a platelet.

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Last Answer : a) Lymphocyte Both B and T lymphocytes respond to exposure to antigens.

Which of the following terms refers to an abnormal decrease in white blood cells, red blood cells, and platelets? a) Pancytopenia Pancytopenia may be congenital or acquired. b) Anemia Anemia refers to decreased red cell mass. c) Leukopenia Leukopenia refers to a less-than-normal amount of WBCs in circulation. d) Thrombocytopenia Thrombocytopenia refers to a lower-than-normal platelet count.

Description : Which of the following terms refers to an abnormal decrease in white blood cells, red blood cells, and platelets? a) Pancytopenia Pancytopenia may be congenital or acquired. b) Anemia ... of WBCs in circulation. d) Thrombocytopenia Thrombocytopenia refers to a lower-than-normal platelet count.

Last Answer : a) Pancytopenia Pancytopenia may be congenital or acquired.

Which of the following terms refers to a muscular, cramp-like pain in the extremities consistently reproduced with the same degree of exercise and relieved by rest? a) Intermittent claudication Intermittent claudication is a sign of peripheral arterial insufficiency. b) Aneurysm An aneurysm is a localized sac of an artery wall formed at a weak point in the vessel. c) Bruit A bruit is the sound produced by turbulent blood flow through an irregular, tortuous, stenotic, or dilated vessel. d) Ischemia Ischemia is a term used to denote deficient blood supply.

Description : Which of the following terms refers to a muscular, cramp-like pain in the extremities consistently reproduced with the same degree of exercise and relieved by rest? a) Intermittent claudication Intermittent ... or dilated vessel. d) Ischemia Ischemia is a term used to denote deficient blood supply.

Last Answer : a) Intermittent claudication Intermittent claudication is a sign of peripheral arterial insufficiency.

On prolonged exposure to high concentration of carbon monoxide (> 5000 ppm), man dies because (A) Of clotting of blood(B) Of jamming of respiratory tract(C) It forms carboxyhemoglobin by combining with haemoglobin of blood,thereby making it incapable of absorbing oxygen(D) It forms CO2 by combining with oxygen present in the blood

Description : On prolonged exposure to high concentration of carbon monoxide (> 5000 ppm), man dies because (A) Of clotting of blood (B) Of jamming of respiratory tract (C) It forms carboxyhemoglobin by combining ... it incapable of absorbing oxygen (D) It forms CO2 by combining with oxygen present in the blood

Last Answer : (C) It forms carboxyhemoglobin by combining with haemoglobin of blood, thereby making it incapable of absorbing oxygen

Decrease in absorption of which of the following vitamins in the geriatric patient results in pernicious anemia? a) B12 Vitamin B12 requires the intrinsic factor secreted by the gastric mucosa for absorption. b) C Lack of vitamin C may cause development of signs and symptoms of scurvy. c) D Vitamin D deficiency results in an inability to absorb calcium. d) B6 Vitamin B6 affects neuromuscular function.

Description : Decrease in absorption of which of the following vitamins in the geriatric patient results in pernicious anemia? a) B12 Vitamin B12 requires the intrinsic factor secreted by the gastric mucosa for ... results in an inability to absorb calcium. d) B6 Vitamin B6 affects neuromuscular function.

Last Answer : a) B12 Vitamin B12 requires the intrinsic factor secreted by the gastric mucosa for absorption.

Which of the following statements describes benign paroxysmal positional vertigo (BPPV)? a) The vertigo is usually accompanied by nausea and vomiting; however hearing impairment does not generally occur. BPPV is a brief period of incapacitating vertigo that occurs when the position of the patient’s head is changed with respect to gravity. The vertigo is usually accompanied by nausea and vomiting; however hearing impairment does not generally occur.

Description : Which of the following statements describes benign paroxysmal positional vertigo (BPPV)? a) The vertigo is usually accompanied by nausea and vomiting; however hearing impairment does not generally occur. ... as acetaminophen. BPPV is frequently stimulated by head trauma, infection, or other events.

Last Answer : a) The vertigo is usually accompanied by nausea and vomiting; however hearing impairment does not generally occur. BPPV is a brief period of incapacitating vertigo that occurs when the ... vertigo is usually accompanied by nausea and vomiting; however hearing impairment does not generally occur.

Of the following terms, which is used to refer to the period of time during which mourning a loss takes place? a) Bereavement Bereavement is the period of time during which mourning a loss takes place. b) Grief Grief is the personal feelings that accompany an anticipated or actual loss c) Mourning Mourning is the individual, family, group and cultural expressions of grief and associated behaviors d) Hospice Hospice is a coordinated program of interdisciplinary care and services provided primarily in the home to terminally ill patients and their families.

Description : Of the following terms, which is used to refer to the period of time during which mourning a loss takes place? a) Bereavement Bereavement is the period of time during which mourning ... interdisciplinary care and services provided primarily in the home to terminally ill patients and their families.

Last Answer : a) Bereavement Bereavement is the period of time during which mourning a loss takes place.

Which one of the following is a possibility for most of us in regard to breathing, by making a conscious effort? (a) One can breathe out air totally without oxygen. (b) One can breathe out air through Eustachian tube by closing both nose and mouth. (c) One can consciously breathe in and breathe out by moving the diaphragm alone, without moving the ribs at all. (d) The lungs can be made fully empty by forcefully breathing out all air from them

Description : Which one of the following is a possibility for most of us in regard to breathing, by making a conscious effort? (a) One can breathe out air totally without oxygen. (b) One can breathe out air ... ribs at all. (d) The lungs can be made fully empty by forcefully breathing out all air from them

Last Answer : (b) One can breathe out air through Eustachian tube by closing both nose and mouth

For individuals known to be dying by virtue of age and/or diagnoses, which of the following signs indicate approaching death: a) Increased restlessness As the oxygen supply to the brain decreases, the patient may become restless. b) Increased wakefulness As the body weakens, the patient will sleep more and begin to detach from the environment. c) Increased eating For many patients, refusal of food is an indication that they are ready to die. d) Increased urinary output Based upon decreased intake, urinary output generally decreases in amount and frequency.

Description : For individuals known to be dying by virtue of age and/or diagnoses, which of the following signs indicate approaching death: a) Increased restlessness As the oxygen supply to the ... Increased urinary output Based upon decreased intake, urinary output generally decreases in amount and frequency.

Last Answer : a) Increased restlessness As the oxygen supply to the brain decreases, the patient may become restless.

Which of the following ECG characteristics is usually seen when a patient’s serum potassium level is low? a) U wave The U wave is an ECG waveform characteristic that may reflect Purkinje fiber repolarization. It is usually seen when a patient’s serum potassium level is low. b) T wave The T wave is an ECG characteristic reflecting repolarization of the ventricles. It may become tall or “peaked” if a patient’s serum potassium level is high. c) P wave The P wave is an ECG characteristic reflecting conduction of an electrical impulse through the atria. d) QT interval The QT interval is an ECG characteristic reflecting the time from ventricular depolarization to repolarization.

Description : Which of the following ECG characteristics is usually seen when a patient's serum potassium level is low? a) U wave The U wave is an ECG waveform characteristic that may ... interval The QT interval is an ECG characteristic reflecting the time from ventricular depolarization to repolarization.

Last Answer : a) U wave The U wave is an ECG waveform characteristic that may reflect Purkinje fiber repolarization. It is usually seen when a patient’s serum potassium level is low.

Shortness of breath?

Description : Shortness of breath?

Last Answer : Need Answer

What could be the cause of upper back pain and shortness of breath when walking?

Description : What could be the cause of upper back pain and shortness of breath when walking?

Last Answer : Do you have strong core muscles? I know when I haven’t worked out for a while I get upper back pain too.

What can I do to prevent shortness of breath ?

Description : What can I do to prevent shortness of breath ?

Last Answer : Those who have asthma have to be very careful throughout the year. Asthma sufferers are better off staying away from dust and other things that increase the incidence of asthma. But early winter requires ... the house and keep it clean. 10) Take regular medicine according to the doctor's advice.