نماذج أسئلة
Select the best answer :
1- Migraine is most strongly associated with an increased risk of:
A. Hemorrhagic stroke.
B. Myocardial infarction.
C. Ischemic stroke.
D. Cerebral vasospasm.
2- Blindness as a complication of giant-cell arteritis is generally caused by :
A. Occlusion of the posterior ciliary artery.
B. Occlusion of the central retinal vein.
C. Calcarine cortex infarct.
D. Protein C deficiency.
3- The most frequent cardiac cause of cerebral embolism is :
A. Atrial fibrillation.
B. Left ventricular thrombus.
C. Mitral stenosis.
D. Mechanical aortic valve.
E. Left atrial myxoma.
4- The main regulator of blood pressure is:
A. The sympathetic nervous system.
B. The parasympathetic nervous system.
C. The kidneys.
D. the adrenal gland.
5- The artery of Percheron :
A. Arises from the distal basilar artery.
B. Supplies the cerebellar peduncle.
C. When occluded, results in bilateral thalamic\midbrain infarcts.
D. Is a vestigial remnant seen in 1% of cerebral arteriograms.
6- Acute inpatient stroke units:
A. Improve functional outcome from stroke but do not alter long-term survival.
B. Improve functional outcome and long-term survival and increase the number of patients who return home following a stroke.
C. Improve 6 week outcomes following a stroke but do not improve long-term independence or long-term survival.
D. Improve short-term survival but do not improve long-term survival.