In the more highly developed animals, such as humans this gas is used to regulate the activity of the heart, the blood vessels, and the respiratory system. WORKING MUSCLES PRODUCE A LARGE AMOUNT OF THI SUBSTANCE. Narcosis due to this gas is characterized by mental disturbances which can include confusion, headache, low blood pressure and hypothermia. Name this gas.

1 Answer

Answer :

ANSWER: Carbon Dioxide or CO2 

Related questions

Description : A person suffering from carbon monoxide poisoning a) appears intoxicated. A person suffering from carbon monoxide poisoning appears intoxicated (from cerebral hypoxia). Other signs and symptoms include headache, ... pink to cherry red to cynanotic and pale and is not a reliable diagnostic sign.

Last Answer : a) appears intoxicated. A person suffering from carbon monoxide poisoning appears intoxicated (from cerebral hypoxia). Other signs and symptoms include headache, muscular weakness, palpitation, dizziness, and mental confusion.

Description : The nurse assesses subtle personality changes, restlessness, irritability, and confusion in a patient who has sustained a fracture. The nurse suspects a) fat embolism syndrome. Cerebral disturbances in ... severe, burning pain, local edema, hyperesthesia, muscle spasms, and vasomotor skin changes.

Last Answer : a) fat embolism syndrome. Cerebral disturbances in the patient with fat embolism syndrome include subtle personality changes, restlessness, irritability, and confusion.

Description : Succinylcholine is the preferred muscle relaxant for tracheal intubation because: A. It produces rapid and complete paralysis of respiratory muscles with quick recovery B. It does not alter heart rate or ... C. It does not cause histamine release D. It does not produce postoperative muscle soreness

Last Answer : A. It produces rapid and complete paralysis of respiratory muscles with quick recovery

Description : Which type of sleep apnea is characterized by lack of airflow due to pharyngeal occlusion? a) Obstructive Obstructive sleep apnea occurs usually in men, especially those who are older ... central sleep apnea, the patient demonstrates simultaneous cessation of both airflow and respiratory movements.

Last Answer : a) Obstructive Obstructive sleep apnea occurs usually in men, especially those who are older and overweight.

Description : The closed circulatory system is more efficient. Since blood circulates only inside blood vessels it can do it with more pressure reaching farther distances between the organs where hematosis ... exchange independently from the circulation) are generally slower and have a low metabolic rate.

Last Answer : What is the difference between octopuses and mussels regarding their circulatory systems?

Description : The following are true about iris: a. it receives 5% of total blood flow b. it contains blood vessels with radial coils c. it contains fenestration in the blood vessels d. the sympathetic activity in the iris dilator muscles is mainly mediated by receptors

Last Answer : it contains blood vessels with radial coils

Description : Mu opioids have which of the following effects on respiratory rate: a) Stimulation, then depression Mu opioids also cause bradycardia, hypothermia, and constipation. b) No change Kappa opioids result ... nor kappa, nor delta opoids depress respiratory rate as its only effect upon respiratory rate.

Last Answer : a) Stimulation, then depression Mu opioids also cause bradycardia, hypothermia, and constipation.

Description : Brown adipose tissue is characterized by which of the following? (A) Present in large quantities in adult humans (B) Mitochondrial content higher than white adipose tissue (C) Oxidation and phosphorylation are tightly coupled (D) Absent in hibernating animals

Last Answer : Answer : B

Description : Regarding emergency procedures at the burn scene, the nurse teaches which of the following guidelines? a) Never wrap burn victims in ice. Such procedure may worsen the tissue damage and lead to ... . Such procedures may worsen the tissue damage and lead to hypothermia in patients with large burns.

Last Answer : a) Never wrap burn victims in ice. Such procedure may worsen the tissue damage and lead to hypothermia in patients with large burns.

Description : True statements about the retinal blood flow include: a. the retina receives 5% of total ocular blood flow b. the retinal blood flow is mainly under the sympathetic control c. the ... are impermeable to ascorbate d. the pericytes control the contractile activity of the retinal blood vessels

Last Answer : the pericytes control the contractile activity of the retinal blood vessels

Description : Which of the following statements regarding endothelial cells in acute inflammation are true? a. Endothelial cells are characterized by phenotypic homogeneity b. Specific patterns of receptor expression ... blood flow and leukocyte adhesion d. Endothelial cells may be capable of phagocytosis

Last Answer : Answer: b, c, d Endothelial cells are increasingly recognized to be phenotypically heterogeneous. Specific receptor molecules are expressed at various sites where they help to direct lymphocytes and ... rather, they possess the ability to direct and focus many aspects of an inflammatory event

Description : Assertion `:` A portal system start and ends with blood capillaries. Reason `:` A portal system collec blood from a organ or organs and distribute thi

Last Answer : Assertion `:` A portal system start and ends with blood capillaries. Reason `:` A portal system collec ... . D. If both Assertion & Reason are false.

Description : Hypothermia occurs due to loss of excessive heat from body due to sudden low body temperature in: (1) Frogs (2) Human beings (3) Lizards (4) Snakes

Last Answer : (2) Human beings Explanation: Normal human body temperature in adults is 34.4-37.8 °C. Sometimes a narrower range is stated, such as 36.5-37.5 °C. Hypothermia is defined as any body temperature below 35.0 °C.

Description : Hypothermia occurs due to loss of excessive heat from body due to sudden low body temperature in: (1) Frogs (2) Human beings (3) Lizards (4) Snakes

Last Answer : Human beings

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

Description : Actions of chlorpromazine include the following except: A. Indifference to external stimuli B. Postural hypotension C. Hypoprolactinemia D. Hypothermia in cold surroundings

Last Answer : C. Hypoprolactinemia

Description : A classic sign of cardiogenic shock is a) Tissue hypoperfusion Tissue hypoperfusion is manifested as cerebral hypoxia (restlessness, confusion, agitation). b) High blood pressure Low blood pressure is ... . d) Increased urinary output Decreased urinary output is a classic sign of cardiogenic shock.

Last Answer : a) Tissue hypoperfusion Tissue hypoperfusion is manifested as cerebral hypoxia (restlessness, confusion, agitation).

Description : Assertion` :` In open circulatory system blood is pumped by heart passes throgh large vessels into open spaces or body cavities called sinuses. Reason

Last Answer : Assertion` :` In open circulatory system blood is pumped by heart passes throgh large vessels into open ... D. If both Assertion & Reason are false.

Description : The antidote to heparin is a) protamine sulfate. Protamine sulfate, in the appropriate dosage, acts quickly to reverse the effects of heparin. b) vitamin K. Vitamin K is the antidote to ... and symptoms of medicationinduced narcosis. d) Ipecac. Ipecac is an emetic used to treat some poisonings.

Last Answer : a) protamine sulfate. Protamine sulfate, in the appropriate dosage, acts quickly to reverse the effects of heparin.

Description : Which of the following connective tissue disorders is characterized by insoluble collagen being formed and accumulating excessively in the tissues? a) Scleroderma Scleroderma occurs initially in the ... In polymyalgia rheumatic, immunoglobulin is deposited in the walls of inflamed temporal arteries.

Last Answer : a) Scleroderma Scleroderma occurs initially in the skin but also occurs in blood vessels, major organs, and body systems, potentially resulting in death.

Description : Sjogren’s syndrome is a chronic disease characterized by which of the following clinical feature: Options: 1) Esophageal dysmotility 2) Keratoconjunctivitis sicca 3) Widespread damage to small blood vessels 4) Libmann Sachs Endocardititis

Last Answer : Correct Answer: 2) Keratoconjunctivitis sicca

Description : The symptom of ammonia intoxication includes (A) Blurring of vision (B) Constipation (C) Mental confusion (D) Diarrhoea

Last Answer : Answer : A

Description : When the post-cardiac surgery patient demonstrates restlessness, nausea, weakness, and peaked T waves, the nurse reviews the patient's serum electrolytes anticipating which abnormality? a) Hyperkalemia ... likely be indicated by weakness, fatigue, and confusion without change in T wave formation

Last Answer : a) Hyperkalemia Hyperkalemia is indicated by mental confusion, restlessness, nausea, weakness, and dysrhythmias (tall, peaked T waves).

Description : With regard to cerebral blood flow: a. is dependent on the intracranial pressure b. is increased by hypoxia c. is reduced by hypercapnia d. is increased by hypothermia

Last Answer : is increased by hypoxia

Description : A 45-year-old solicitor had an onset of severe, crushing, substernal chest pain while attending a football match. He collapsed on his way to the car. Bystander Cardiorespiratory Resuscitation ... His oxyhemoglobin curve is shifted to the left 5) His pulmonary artery pressure is probably elevated

Last Answer : Answers-5 This young patient with severe central chest pain has probably arrested due to myocardial infarction and arrhythmia. His gases reveal high PO2 following 100% O2 but severe acidosis ... no left to right shunting and high pulmonary pressures would be expected after this arrest scenario.

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.

Description : Histamine exerts the following actions except: A. Dilatation of large blood vessels B. Dilatation of small blood vessels C. Stimulation of isolated guineapig heart D. Itching

Last Answer : A. Dilatation of large blood vessels

Description : Histamine exerts the following actions except: A. Dilatation of large blood vessels B. Dilatation of small blood vessels C. Stimulation of isolated guineapig heart D. Itching

Last Answer : A. Dilatation of large blood vessels

Description : Which of the phases of a migraine headache usually lasts less than an hour? a) Aura The aura phase occurs in about 20% of patients who have migraines and may be characterized by focal neurological ... to 72 hours. d) Recovery During the post-headache phase, patients may sleep for extended periods.

Last Answer : a) Aura The aura phase occurs in about 20% of patients who have migraines and may be characterized by focal neurological symptoms.

Description : Systemic anaphylaxis is characterized by a. Contraction Of Smooth Muscles. b. A Red Rash. c. Blood Poisoning. d. Hives.

Last Answer : a. Contraction Of Smooth Muscles.

Description : Identify the site where Wuchereria bancrofti is normally found in human body. (a) Muscles of the legs (b) Blood vessels of the thigh region (c) Skin between the fingers (d) Lymphatic vessels of the lower limbs

Last Answer : (d) Lymphatic vessels of the lower limbs

Description : A closed circulatory system is one in which blood circulates only inside blood vessels. For this reason the blood pressure is higher in animals with closed circulatory system. The ... annelids, cephalopod molluscs and vertebrates. The Circulatory System - Image Diversity: closed circulatory system

Last Answer : What are the advantages of the closed circulatory system over the open circulatory system?

Description : Choose the correct statement about aspirin: A. In an afebrile patient acute overdose of aspirin produces hypothermia B. Aspirin suppresses flushing attending large dose of nicotinic acid C. Aspirin ... acute rheumatic fever D. Long term aspirin therapy increases the risk of developing colon cancer

Last Answer : B. Aspirin suppresses flushing attending large dose of nicotinic acid

Description : Consider the following four statements (1-4) about certain desert animals such as kangaroo, rat. (1) They have dark colour and high rate of reproduction and excrete solid urine. (2) They do ... water. (4) They excrete very concentrated urine and do not use water to regulate body temperature.

Last Answer : (c) 3 and 4

Description : Gastro-intestinal disturbances associated with giardiasis include D A. Flatulence B. Bloating C. Purple burbs D. All above

Last Answer : All above

Description : What is Weak AI? a) the embodiment of human intellectual capabilities within a computer b) a set of computer programs that produce output that would be considered to reflect intelligence if it ... the study of mental faculties using mental models implemented on a computer d) all of the mentioned

Last Answer : c) the study of mental faculties using mental models implemented on a computer

Description : Strong Artificial Intelligence is __________ a) the embodiment of human intellectual capabilities within a computer b) a set of computer programs that produce output that would be considered to reflect ... through the use of mental models implemented on a computer d) all of the mentioned

Last Answer : a) the embodiment of human intellectual capabilities within a computer

Description : Weak AI is a. the embodiment of human intellectual capabilities within a computer. b. a set of computer programs that produce output that would be considered to reflect intelligence if it were ... faculties through the use of mental models implemented on a computer. d. All of the above

Last Answer : c. the study of mental faculties through the use of mental models implemented on a computer

Description : Weak AI is ⮚ a set of computer programs that produce output that would be considered to reflect intelligence if it were generated by humans. ⮚ the study of mental faculties through the use ... a computer. ⮚ the embodiment of human intellectual capabilities within a computer. ⮚ All of the above

Last Answer : ⮚ the study of mental faculties through the use of mental models implemented on a computer.

Description : Artificial intelligence is___________ A. The embodiment of human intellectual capabilities within a computer. B. A set of computer programs that produce output that would be considered to reflect intelligence if it were ... models implemented on a computer D. All of the above E. None of the above

Last Answer : D. All of the above 

Description : Strong AI is__________ A. The embodiment of human intellectual capabilities within a computer. B. A set of computer programs that produce output that would be considered to reflect intelligence if it were generated ... mental models implemented on a computer D. All of the above E. None of the above

Last Answer : A. The embodiment of human intellectual capabilities within a computer. 

Description : Weak AI is____________ A. The embodiment of human intellectual capabilities within a computer. B. A set of computer programs that produce output that would be considered to reflect intelligence if it were generated ... mental models implemented on a computer D. All of the above E. None of the above

Last Answer : C. The study of mental faculties through the use of mental models implemented on a computer 

Description : When assessing the older adult, the nurse anticipates increase in which of the follow components of respiratory status? a) Residual lung volume As a result, patient experience fatigue ... ) Cough efficiency The nurse anticipates difficulty coughing up secretions due to decreased cough efficiency.

Last Answer : a) Residual lung volume As a result, patient experience fatigue and breathlessness with sustained activity.

Description : Prophylaxis antibiotic for anthrax is given to people with symptoms who have been in a defined hot zone for a period of a) 60 days. Those with symptoms who have been in the hot zone should ... . Those with symptoms who have been in the hot zone should be given 60 days of prophylactic antibiotic

Last Answer : a) 60 days. Those with symptoms who have been in the hot zone should be given 60 days of prophylactic antibiotic. The aim of prophylaxis is to assure that if spores were ... of mediastinal lymph node involvement should be treated with intravenous antibiotics and respiratory support, if needed.

Description : The words in the passage that suggest there was a blast include (1) fire, heat, confusion, overturned and chaos. (2) blazed, dazed, heroic, succumbed and paralysis. (3) broken glass, cuts, bruises and sycamores. (4) rescue, quadrangle, altruism, trigger and heat.

Last Answer : (1) fire, heat, confusion, overturned and chaos

Description : A Patient with lower denture complaining of paresthesia of the lower lip, the most common cause is, A. Pressure on mental foramen B. Pressure on the genioglossi Mylohyoid muscles

Last Answer : A. Pressure on mental foramen

Description : A lake near a village suffered heavy mortality of fishes within a few days. Which of the following statements could be the correct explanation for thi

Last Answer : A lake near a village suffered heavy mortality of fishes within a few days. Which of the following statements could be the ... b B. a,c C. b,c D. c,d