Exam 2- Vertebral Artery

Question 1

What is the gender bias regarding the size of the vertebral artery

Answer 1

Men have larger vertebral arteries than women

Question 2

What is the name of the physical exam used to determine verterbal artery patency

Answer 2

The vertebrobasilar artery insufficiency test

Question 3

Which side artery was tested during the course of the vertebrobasilar artery insufficiency exam

Answer 3

The ipsilateral artery on the side of rotation

Question 4

What are the symptoms of failure of the vertebral artery to compensate during the vertebrobasilar artery insufficiency exam

Answer 4

Dizziness, vertigo, nausea are common complaints

Question 5

The vertebral artery is typically a branch of which artery

Answer 5

Subclavian artery

Question 6

Typically at what vertebral level will the vertebral artery first become located in the transverse foramen

Answer 6

C6

Question 7

At what location will the vertebral artery form its compensatory loop

Answer 7

The Atlanto-axial interspace

Question 8

At what location will the vertebral artery be firmly attached to the transverse foramen

Answer 8

Both C1 and C2

Question 9

What is the purpose of the vertebral artery loops between C2, C1 and occiput

Answer 9

The increased length will accommodate the greater rotation at these locations

Question 10

The vertebral artery on which side is typically larger

Answer 10

Left vertebral artery