Exam #1: Review Flashcards Preview

Neuroanatomy > Exam #1: Review > Flashcards

Flashcards in Exam #1: Review Deck (15):
1

What portions of the brain does the ACA supply?

- Medial aspect of frontal & parietal lobes
- Medial sensorimotor cortex

2

Generally, what portions of the brain does the MCA supply?

Generally, it supplies the entire lateral surface of the cerebral cortex

3

What are the two divisions of the MCA?

Superior
Inferior

4

What does the superior division of the MCA supply?

- Cortex above the lateral fissure
- Lateral frontal cortex
- Precentral & post-central gyri

5

What does the inferior division of the MCA supply?

- Cortex below the lateral fissure
- Lateral temporal lobe
- Parts of the parietal lobe

6

What are the watershed territories?

Areas between the ACA & MCA that are connected via tiny capillaries

7

What causes watershed infarcts?

Severe drops in blood pressure

8

How many posterior & anterior spinal arteries are there? Where does these arteries branch from?

2x posterior
1x anterior

All 3x come off the vertebral arteries

9

What does PICA stand for?

Posterior Inferior Cerebellar Artery

10

What does PICA supply?

- Inferior cerebellum
- Choroid plexus
- Lateral medulla

11

What does AICA stand for?

Anterior Inferior Cerebellar Artery

12

What does AICA supply?

- Anterior/ inferior surface of the cerebellum
- Caudal/ lateral pons

13

What artery does the superior cerebellar artery brach from? What does it supply?

Basilar

- Superior cerebellum
- Caudal midbrain (tectum)
- Rostral pons

14

What do the pontine arteries supply?

Lateral pons

15

What do the posterior cerebral arteries supply?

- Midbrain
- Thalamus
- Medial/ inferior surface of the occipitial & temporal lobes