Subarachnoid hemorrhage?

Subarachnoid hemorrhage?
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DefinitionSubarachnoid hemorrhage is bleeding in the area between the brain and the thin tissues that cover the brain. This area is called the subarachnoid space.Alternative NamesHemorrhage - subarachnoidCauses, incidence, and risk factorsSubarachnoid hemorrhage can be caused by:Bleeding from an arteriovenous malformation(AVM)Bleeding disorderBleeding from a cerebral aneurysmHead injuryUnknown cause (idiopathic)Use of blood thinnersInjury-related subarachnoid hemorrhage is often seen in the elderly who have fallen and hit their head. Among the young, the most common injury leading to subarachnoid hemorrhage is motor vehicle crashes.Subarachnoid hemorrhage due to rupture of a cerebral aneurysm occurs in approximately 10-15 out of 10,000 people. Subarachnoid hemorrhage due to rupture of a ce
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With regard to cerebral autoregulation: a. cerebral blood flow is constant over a diastolic blood pressure of 60 to 140 mmHg b. autoregulation is lost during the acute phase of subarachnoid haemorrhage c. it is impaired in hypercapnia d. it is impaired in hypoxia

Description : With regard to cerebral autoregulation: a. cerebral blood flow is constant over a diastolic blood pressure of 60 to 140 mmHg b. autoregulation is lost during the acute phase of subarachnoid haemorrhage c. it is impaired in hypercapnia d. it is impaired in hypoxia

Last Answer : it is impaired in hypoxia

Cerebrospinal fluid: a. is produced mainly by the lateral, third and fourth ventricles b. enters the subarachnoid space through foramina Lushka and Magendie c. is reabsorbed mainly into the lymphatics d. production is dependent of the blood pressure

Description : Cerebrospinal fluid: a. is produced mainly by the lateral, third and fourth ventricles b. enters the subarachnoid space through foramina Lushka and Magendie c. is reabsorbed mainly into the lymphatics d. production is dependent of the blood pressure

Last Answer : is produced mainly by the lateral, third and fourth ventricles

The cerebrospinal fluid: a. has a normal volume of 150 ml b. has a normal opening pressure of 7 - 18 cm H2O c. flows from the ventricles to the subarachnoid space via the foramen of Monrod. does not contain neutrophils in normal individuals

Description : The cerebrospinal fluid: a. has a normal volume of 150 ml b. has a normal opening pressure of 7 - 18 cm H2O c. flows from the ventricles to the subarachnoid space via the foramen of Monro d. does not contain neutrophils in normal individuals

Last Answer : has a normal volume of 150 m

The following calcium channel blocker is specifically indicated to counteract cerebral vasospasm and neurological sequelae following subarachnoid haemorrhage: A. Lacidipine B. Nimodipine C. Nicardipine D. Nitrendipine

Description : The following calcium channel blocker is specifically indicated to counteract cerebral vasospasm and neurological sequelae following subarachnoid haemorrhage: A. Lacidipine B. Nimodipine C. Nicardipine D. Nitrendipine

Last Answer : B. Nimodipine

What is cerebral hemorrhage? -Biology

Description : What is cerebral hemorrhage? -Biology

Last Answer : answer:

What is hemorrhage ?

Description : What is hemorrhage ?

Last Answer : The process by which blood clots and turns into a semi-solid jelly-like substance is called blood clotting.

Subconjunctival hemorrhage?

Description : Subconjunctival hemorrhage?

Last Answer : DefinitionSubconjunctival hemorrhage is a bright red patch appearing in the white of the eye. This condition is also called red eye.Alternative NamesRed eyeCauses, incidence, and risk factorsA subconjunctival ... is thought to be caused by the pressure changes across the infant's body during

Intraventricular hemorrhage of the newborn?

Description : Intraventricular hemorrhage of the newborn?

Last Answer : DefinitionIntraventricular hemorrhage (IVH) of the newborn is bleeding into the fluid-filled areas (ventricles) surrounded by the brain. The condition is most often seen in premature babies.Alternative ... high blood pressure. The condition may also occur in healthy premature babies who were b

A bomb blast victim presents with nausea and abdominal pain. A Computed Tomography (CT) scan shows no hemorrhage. What treatment should be recommended?

Description : A bomb blast victim presents with nausea and abdominal pain. A Computed Tomography (CT) scan shows no hemorrhage. What treatment should be recommended?

Last Answer : watch for hematoma to develop

Absolute indications for a double-lumen endotracheal tube during thoracic surgery are: A. Massive hemorrhage from one lung. B. Unilateral lung infection. C. Facilitation of surgical exposure. D. Unilateral bronchopulmonary lavage. E. All of the above.

Description : Absolute indications for a double-lumen endotracheal tube during thoracic surgery are: A. Massive hemorrhage from one lung. B. Unilateral lung infection. C. Facilitation of surgical exposure. D. Unilateral bronchopulmonary lavage. E. All of the above.

Last Answer : Answer: ABD DISCUSSION: The absolute indications for a double-lumen tube are for the purposes of protecting one lung from the other. These indications include ventilation with ... include facilitation of surgical exposure, for pneumonectomy, upper lobectomy, and thoracic aneurysm repair

What are the mechanisms of hemorrhage contention called?

Description : What are the mechanisms of hemorrhage contention called?

Last Answer : The physiological mechanisms of hemorrhage contention (one of them is blood clotting) are generically named hemostasis, or hemostatic processes.

Insufficient blood supply in human body is referred as – (1) Ischemia (2) Hyperemia (3) Hemostasia (4) Hemorrhage

Description : Insufficient blood supply in human body is referred as – (1) Ischemia (2) Hyperemia (3) Hemostasia (4) Hemorrhage

Last Answer : (1) Ischemia Explanation: In medicine, ischemia denotes a restriction or thinning or to make or grow thin/lean, haema blood) is a restriction in blood supply to tissues, causing a ... given part of a body sometimes resulting from congestion (such as vasoconstriction, thrombosis or embolism).

Edema is BEST described as: B A. Purulent reaction B. An increase in interstitial fluid C. Extravascular hemorrhage D. None of these

Description : Edema is BEST described as: B A. Purulent reaction B. An increase in interstitial fluid C. Extravascular hemorrhage D. None of these

Last Answer : An increase in interstitial fluid

The nurse recognizes that the patient with a duodenal ulcer will likely experience a) pain 2-3 hours after a meal. The patient with a gastric ulcer often awakens between 1-2 A.M. with pain and ingestion of food brings relief. b) vomiting. Vomiting is uncommon in the patient with duodenal ulcer. c) hemorrhage. Hemorrhage is less likely in the patient with duodenal ulcer than the patient with gastric ulcer. d) weight loss. The patient with a duodenal ulcer may experience weight gain.

Description : The nurse recognizes that the patient with a duodenal ulcer will likely experience a) pain 2-3 hours after a meal. The patient with a gastric ulcer often awakens between 1-2 A.M. with pain ... patient with gastric ulcer. d) weight loss. The patient with a duodenal ulcer may experience weight gain.

Last Answer : a) pain 2-3 hours after a meal. The patient with a gastric ulcer often awakens between 1-2 A.M. with pain and ingestion of food brings relief.

When the patient who has undergone laryngectomy suffers wound breakdown, the nurse monitors him very carefully because he is identified as being at high risk for a) carotid artery hemorrhage. The carotid artery lies close to the stoma and may rupture from erosion if the wound does not heal properly. b) pulmonary embolism. Pulmonary embolism is associated with immobility. c) dehydration. Dehydration may lead to poor wound healing and breakdown. d) pneumonia. Pneumonia is a risk for any postoperative patient.

Description : When the patient who has undergone laryngectomy suffers wound breakdown, the nurse monitors him very carefully because he is identified as being at high risk for a) carotid artery hemorrhage. The ... poor wound healing and breakdown. d) pneumonia. Pneumonia is a risk for any postoperative patient.

Last Answer : a) carotid artery hemorrhage. The carotid artery lies close to the stoma and may rupture from erosion if the wound does not heal properly.

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.

As the nurse monitors the client, she notices a bright red spot on the dressings which measures 4cm in diameter. The nurse should initially do which appropriate nursing intervention? A. Change the top dressing B. Continue to monitor the vital signs C. Notify the clients surgeon of a potential hemorrhage D. Assess the presence of a drain

Description : As the nurse monitors the client, she notices a bright red spot on the dressings which measures 4cm in diameter. The nurse should initially do which appropriate nursing intervention? A. Change the ... C. Notify the clients surgeon of a potential hemorrhage D. Assess the presence of a drain

Last Answer : D. Assess the presence of a drain

A patient of old standing diabetes mellitus noticed sudden muscae volitanes. On examination, the red reflex was dim, with no details of fundus could be seen. He might have: a. Non proliferative diabetic retinopathy b. Cystoid macular edema c. Vitreous hemorrhage d. Central retinal vein occlusion

Description : A patient of old standing diabetes mellitus noticed sudden muscae volitanes. On examination, the red reflex was dim, with no details of fundus could be seen. He might have: a. Non proliferative diabetic retinopathy b. Cystoid macular edema c. Vitreous hemorrhage d. Central retinal vein occlusion 

Last Answer : ANSWER: C 

In Central retinal artery occlusion, a cherry red spot is due to: a. Hemorrhage at macula b. Increased choroidal perfusion c. Increase in retinal perfusion at macula d. The contrast between pale retina and reddish choroids

Description : In Central retinal artery occlusion, a cherry red spot is due to: a. Hemorrhage at macula b. Increased choroidal perfusion c. Increase in retinal perfusion at macula d. The contrast between pale retina and reddish choroids  

Last Answer : ANSWER: D

Commonest lesion which hinders vision in diabetic retinopathy is: a. Macular oedema b. Microaneurysm c. Retinal hemorrhage d. Retinal detachment

Description : Commonest lesion which hinders vision in diabetic retinopathy is: a. Macular oedema b. Microaneurysm c. Retinal hemorrhage d. Retinal detachment  

Last Answer : ANSWER: A

A 12 years old boy receiving long term treatment for spring catarrh, developed defective vision in both eyes. The likely cause is: a. Posterior subcapsular cataract b. Retinopathy of prematurity c. Optic neuritis d. Vitreous hemorrhage

Description : A 12 years old boy receiving long term treatment for spring catarrh, developed defective vision in both eyes. The likely cause is: a. Posterior subcapsular cataract b. Retinopathy of prematurity c. Optic neuritis d. Vitreous hemorrhage 

Last Answer : ANSWER: A 

Insufficient blood supply in human body is referred as (1) Ischemia (2) Hyperemia (3) Hemostasia (4) Hemorrhage

Description : Insufficient blood supply in human body is referred as (1) Ischemia (2) Hyperemia (3) Hemostasia (4) Hemorrhage

Last Answer : Ischemia