Which medical condition places a patient at a higher risk for an embolic stroke?
Diabetes
Hypothyroidism
Heart failure
Atrial fibrillation
The Correct Answer is D
A. Diabetes is not primary risk factors for embolic strokes, although it can increase the risk for other types of cardiovascular events.
B. Hypothyroidism is not primary risk factors for embolic strokes, although it can increase the risk for other types of cardiovascular events.
C. Heart failure also increases the risk for stroke, but atrial fibrillation is a stronger risk factor for embolic stroke.
D. Atrial fibrillation significantly increases the risk of embolism because it causes blood to pool in the atria, which can form clots that may travel to the brain, causing a stroke.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is C
Explanation
A. Nicardipine is a calcium channel blocker used for blood pressure management, not for decreasing ICP.
B. Dopamine is used for shock or hypotension but does not address ICP.
C. Mannitol is an osmotic diuretic used to decrease ICP by drawing fluid out of the brain and reducing swelling.
D. Phenytoin is an anticonvulsant used to prevent seizures, but it does not directly affect ICP.
Correct Answer is D
Explanation
A. Unable to discriminate words and letters is associated with left hemisphere damage, which is more linked to language and communication deficits.
B. Deficits in the right visual field would typically occur with left hemisphere damage, which affects vision.
C. Motor retardation is more often associated with left hemisphere damage affecting motor control.
D. Right cerebral hemisphere damage often results in behavioral changes, such as poor impulse control, lack of awareness of deficits (anosognosia), and changes in emotional responses.
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