Flashcards in vertebral artery Deck (11):
the vertebral artery on which side is typically larger?
left vertebral artery
what is the gender bias regarding size of the vertebral artery?
men have larger vertebral arteries than women
what was the name of the physical exam used to determine vertebral artery patency?
vertebrobasilar artery insufficiency test
what side artery was tested during the course of the vertebrobasilar artery insufficiency exam?
ipsilateral artery on the side of rotation
what are the symptoms of failure of the vertebral artery to compensate during the vertebrobasilar artery insufficiency exam?
dizziness, vertigo, nausea are common complaints
the vertebral artery is typically a branch of which artery?
at what location will the vertebral artery form its first compensatory loop?
at what location will the vertebral artery form its second compensatory loop?
at what segments will the vertebral artery be firmly attached to the transverse foramen?
both C1 and C2
what is the purpose of the vertebral artery loop between C2, C1, and occiput?
the increased length will accommodate the greater rotation at these locations