Week 9 - Diencephalon, basal ganglia and cerebral cortex.

Question 1

What are the four major divisions of the diencephalon?

Answer 1

1. Thalamus
2. Hypothalamus
3. Subthalamus
4. Epithalamus (habenula + pineal body)

Question 2

What is the role of the thalamus?

Answer 2

1. sensory relay
2. Support for motor systems
3. Mental operation regulation.

Question 3

What are the 2 functions of the basal ganglia?

Answer 3

Direct - FACILITATES movement by disinhibition.

Indirect - Inhibition of unwanted movements.