DHUBS - TEST 3 - Structures of the brain

Question 1

What is the function of the brainstem?

Answer 1

• Origin of most cranial nerves
• Eye movements
• Vital functions
• Passage for long tracts

Question 2

What is the function of the Thalamus?

Answer 2

• It has a high level of connectivity to many regions of the brain.
• Relay station for cortical input
• Regulation of cortical function

Question 3

What is the function of the Hypothalamus?

Answer 3

Anterior hypothalamus is parasympathetic:
* Rest and relax
* Slowing of heart
* Constriction of pupil
* Salivation
* Intestinal peristalsis

Posterior hypothalamus is sympathetic:
* Fight or flight response
* Increased heart rate
* Increase blood pressure
* Pupillary dilation
* Intestinal stasis

Question 4

What is the function of the cerebellum?

Answer 4

Coordination of movements:
* Rhythm
* Timing
* Error correction

Question 5

What is the functions of the Basal Ganglia?

Answer 5

Modulates activity of the cerebral cortex by regulating the thalamus

• Allows excitation, and/or
• Inhibits

Has involvement in:
* Motor function
* Learning
* Emotional processing