Cerebrum B7

Question 1

What is the Telencephalon made up of?

Answer 1

Cerebral Cortex

Subcortical region up until Diencephalon

Question 2

What is the Diencephalon made up of?

Answer 2

Thalamus

Hypothalamus

Question 3

What is the region receiving sensory input?

Answer 3

Primary sensory cortex

postcentral gyrus, gets input from VPL and VPM nucleus

Question 4

What is the origin of Corticospinal/ corticonuclear projections?

Answer 4

Primary motor cortex: Precentral gyrus (all upper motor neurons)

Question 5

What processes more complex information than primary cortex with sensory functions, and has motor function that plans motor movements, projects to primary motor cortex

Answer 5

Secondary association cortex

Question 6

Input from several secondary association cortex of more than one sensory/ motor system.

Answer 6

Tertiary Association Cortex

Question 7

This connects Occipital, Parietal, and Frontal lobes.

Answer 7

Superior Longitudinal Fasciculus

Question 8

This connects the frontal to the Occipital Fasciculus.

Answer 8

Front-Occipital Fasciculus

Question 9

This connects Temporal and frontal Lobes

Answer 9

Uncinate Fasciculus

Question 10

This connects language areas: Wernicke’s and Broca’s areas.

Answer 10

Arcuate Fasciculus

Question 11

This connects Occipital and Temporal lobes

Answer 11

INferior Longitudinal Fasciculus

Question 12

This connects throughout CIngulate and Parahippocampal Gyri

Answer 12

Cingulum bundle

Question 13

This connects neighboring gyri (of same hemisphere)

Answer 13

Short association fibers

U fibers

Question 14

What compartment makes a patient aware of person, place, and time

- CN1 and CN2
- Olfactory and visual systems
- Language, cognition, memory
- Emotional and Behavioral Regulation

Answer 14

Supratentorial compartment

Question 15

What supplies the lateral surface of cortex

- Basal ganglia branch off of this... 	
	- blockage here deprives most of hemisphere

Answer 15

MCA

Question 16

What supplies the Orbitofrontal cortex?

Answer 16

ACA

Question 17

What supplies most if not all of ventral surface of Temporal and occipital lobes, and some lateral surface of cortex

Answer 17

PCA

Question 18

______________ can be from smaller diameter vessels, and can collapse if severe drop in BP or hypoxia.

Answer 18

Watershed infarct

Question 19

What do you see with an Internal carotid artery dye?

Answer 19

MCA and ACA

Question 20

What do you see with a vertebral artery dye?

Answer 20

PCA

Question 21

What is an example of a Focal (with localizing signs) and insidious onset temporal profile.

Answer 21

Tumors

Meningiomas, Astrocytomas, Glioblastoma

Question 22

• Associative learning
• Stimulus response learning
• Reward and fear driven behavior
• Psychiatric disorders (e.g. PTSD)

Answer 22

Amygdala

Question 23

• Critical for long-term memory
  
  • Helps cortex store memories
  • Regulates emotion and stress response
  • Interactions with hypothalamus

Answer 23

Hippocampus