More Lecture 12

Question 1

The subthalamus is __________ to the Thalamus and __________ to the hypothalamus

Answer 1

Inferior

Lateral

Question 2

The subthalamic nucleus are functionally a part of the ________

Answer 2

Basal Ganglia

Note: it excites basal ganglia which then inhibits the motor thalamus

Question 3

What part of the basal ganglia does the subthalamic nucleus communicate with?

Answer 3

Globus Pallidus Internus

Question 4

What is the function of the Pineal body

Answer 4

Controls circadian rhythm

impacts glandular secretions

Question 5

Answer 5

1. hypothalamus
2. Thalamus
3. Epithalamus

Question 6

Answer 6

Superior and inferior colliculi

Question 7

The intramedullary white matter divides the thalamus into how many groups?

Answer 7

3

Anterior Medial and Lateral

Question 8

What is the midline nucleus?

Answer 8

thin sheet of cells that make up medial wall of thalamus

Note: Lateral wall is thalamic reticular nucleus

Question 9

What supplies blood to the thalamus?

Answer 9

PCA

Question 10

What is the only part of the thalamus that does not project to cerebral cortex

Answer 10

thalamic reticular nucleus

Question 11

Through what structure does the cerebellum communicate with the thalamus

Answer 11

superior peduncle

Question 12

In the closed cerebro-cerebellar-cerebral loop, the afferents enter the thalamus through ______________ and the efferents leave through ____________

Answer 12

Middle

Superior

Question 13

Mammillary bodies are on the posterior aspect of the ______________

Answer 13

hypothalamus

Question 14

thirst results from stimulation of osmo receptors on the….

Answer 14

hypothalamus

Question 15

Which part of the pituitary gland is continuous with the brain?

Answer 15

Posterior

Question 16

true or false: The anterior pituitary gland is neural tissue

Answer 16

False, it is epithelial tissue

Question 17

Which part of the pituitary gland can secrete into the bloodstream?

Answer 17

Anterior

Question 18

TSH is secreted by what?

What does it do?

Answer 18

Anterior pituitary

Stimulates thyroid to release T3 + T4

growth, development, metabolic rate, body temp

Question 19

True or false: The hypothalamus has descending projections to both the sympathetic and parasympathetic nervous system

Answer 19

True

Note: Hypothalamus also receives input from amygdala and limbic regions of cortex

Question 20

What do the limbic pathways of the hypothalamus do

Answer 20

Connect emotional pathways to homeostatic and autonomic functions