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The Vertebral Artery





1Which of the following branches is not generated directly by the vertebral artery?
A)meningeal
B)medullary
C)posterior inferior cerebellar artery
D)subclavian artery


2The olfactory nerve is not vascularized by the vertebral artery.
A)TRUE
B)FALSE


3Which of the following is not an anomaly of the vertebral artery that may predispose the patient to vertebrobasilar compromise?
A)hypoplastic artery
B)atretic artery
C)anemic artery
D)an absent VA


4Hyperextension of the neck is the most common mechanism of injury to the cervical spine to cause a vertebral artery dissection?
A)TRUE
B)FALSE


5Which cervical movement has not been found to occlude the vertebral artery?
A)rotation-extension-traction
B)flexion and side flexion
C)rotation alone
D)flexion





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