101. Concerning the drug “enoxaparin”, which statement is true?

A. It is a high molecular weight heparin
B. It doesn’t cause heparin induced thrombocytopenia
C. Its effect can be antagonized by protamine sulphate
D. It is well absorbed from GIT
E. All of above

102. Which of the following drugs is a direct thrombin inhibitor?

A. Argatroban
B. Fondaparinux
C. Streptokinase
D. Abciximab
E. Dalteparin

104. Which of the following drugs is a mainstay of acute treatment for multiple sclerosis relapses?

A. Cyclophosphamide
B. Methylprednisolone
C. Baclofen
D. Alemtuzumab

110. Border zone (“watershed”) infarcts are usually seen after

A. Traumatic brain injury
B. Hypotensive episodes
C. Migraine attacks
D. Stroke therapy

111. Which is a characteristic feature of lacunar infarcts?

A. Large vessel occlusion
B. Involvement of cortical structures
C. Outcome of arteriolar sclerosis
D. All of above

119. Regarding the fibers of corticobulbar tract, what’s false?

A. Descend down through the genu of the internal capsule to the pons and medulla oblongata

B. One of its functions is the voluntary movement of muscles in the head and neck

C. Cross the opposite side

D. Terminate on the nuclei of the cranial nerves V, VII, IX, XI and XII.

E. None of above

122. Regarding cerebral vascular occlusion, all the following are true except

A. Embolic infarctions are more common causes than thrombosis

B. Thrombolytic therapies are contraindicated with the type of infarction which occurs secondary to reperfusion of ischemic tissue

C. Atheromatous plaques within the carotid arteries are the most frequent source of emboli

D. After the first 12 hours of a non-hemorrhagic infarct, ischemic neuronal change (red neurons) and both cytotoxic and vasogenic edema predominate

123. Regarding berry aneurysms, all the following are true except

A. Blood under arterial pressure is forced into the subarachnoid space, and individuals suffer a sudden, severe headache and rapidly lose consciousness.

B. Up to 50% of individuals die with the first rupture.

C. They are not present at birth but develop over time because of underlying defects in the vessel media.

D. About 90% of saccular aneurysms occur in the posterior circulation near major arterial branch points.

E. Healing of subarachnoid hemorrhage may be associated with meningeal fibrosis and scarring which can lead to hydrocephalus.

124. Which drug is used primarily to treat intermittent claudication?

A. Alteplase
B. Dalteparin
C. Cilostazol
D. Ticlopidine
E. Eptifibitide