Blood Supply

Question 1

Blood vessels accompany _____ ______.

Answer 1

peripheral nerves

Question 2

Arterial branches pierce the __________.

Answer 2

epineurium

Question 3

brain stem/cerebellum is supplied by:

Answer 3

vertebral arteries (branches of the vertebral arteries)

Question 4

vertebral arteries form the

Answer 4

basiliar artery

Question 5

The basilar artery is formed at the ___________. (location)

Answer 5

pontomeduallary junction (located along the anterior surface of the pons)

Question 6

The basilar artery is formed from what arteries?

Answer 6

vertebral arteries

Question 7

Vertebral arteries have 3 main branches:

Answer 7

1. anterior spinal
2. posterior spinal
3. posterior inferior cerebellar artery (PICA)

Question 8

Posterior Inferior Cerebellar Artery (PICA) supplies:

Answer 8

inferior cerebellum

Question 9

The basilar artery branches into: (2 sets of arteries)

Answer 9

1. anterior inferior cerebellar arteries (AICA)

2. superior cerebellar arteries (SCA)

Question 10

The basilar artery terminates as:

Answer 10

Posterior CEREBRAL arteries (PCA)

Question 11

The posterior cerebral arteries are formed at: (location)

Answer 11

pons/midbrain junction

Question 12

What does the posterior cerebral artery supply?

Answer 12

midbrain

Question 13

What are the arteries that make up the circle of willis?

Answer 13

1. anterior CEREBRAL
2. internal carotid
3. anterior communicating
4. posterior communicating
5. posterior CEREBRAL
6. basilar artery

Question 14

cerebellum is supplied by: (2)

Answer 14

1. internal arteries

2. posterior cerebral arteries

Question 15

Internal carotids divide into: (2)

Answer 15

1. anterior cerebral artery

2. middle cerebral artery

Question 16

Internal carotids give off a small branch which is called:

Answer 16

posterior communicating artery

Question 17

Anterior cerebral artery (ACA) supplies:

Answer 17

1. corpus callosum
2. medial surface of frontal and parietal lobes (inner)
3. anterior head of caudate

Question 18

Middle cerebral artery (MCA) supplies:

Answer 18

most of lateral hemisphere (outside surface of brain)

Question 19

Posterior cerebral artery (PCA) supplies:

Answer 19

1. midbrain
2. occipital lobe
3. medial and inferior temporal lobes

Question 20

Areas of marginal blood flow on the lateral hemispheres where cerebral arteries form anastomoses are called:

Answer 20

watershed areas

Question 21

what would be affected if a patient had a MCA stroke

Answer 21

arms, trunk, face

Question 22

what would be affected if a patient had a ACA stroke

Answer 22

legs

Question 23

what would be affected if a patient had a PCA stroke

Answer 23

vision, coordination, decreased motor control

Question 24

what is the order that the arteries come off the aorta?

Answer 24

brachiocephalic trunk (R), L common carotid, L subclavian

Question 25

What two arteries come off the common carotid?

Answer 25

internal and external carotid

Question 26

What does the subclavian arteries branch into?

Answer 26

vertebral arteries which then join to make the basilar artery