chapter 59- exam 5

Question 1

what did the limbic system evolve from?

Answer 1

olfactory system

Question 2

what do giganto-cellular neurons release

Answer 2

acetylcholine

Question 3

where does ach from gigantocellular cells go

Answer 3

up to the brain + down the spinal cord

Question 4

purpose of ach from gigantocellular cells

Answer 4

keep you awake + upright

Question 5

what does locus ceruleus release

Answer 5

norepinephrine

Question 6

where does norepi go when released from locus cerulus

Answer 6

up to the brain

Question 7

what is the purpose of norepi released from locus ceruleus

Answer 7

keeps you awake, dreaming + rem sleep, fight/flight response

Question 8

what does the substantia nigra release

Answer 8

dopamine

Question 9

where does dopamine go after being released by substantia nigra

Answer 9

up to the brain

Question 10

indirect dopamine

Answer 10

binds to d2 receptors to inhibit

Question 11

direct dopamine

Answer 11

binds to d1 receptors to increase thalamus output

Question 12

what does raphe nuclei release

Answer 12

serotonin

Question 13

where does serotonin go after released by raphe nuclei

Answer 13

up to brain + down reticulospinal tract

Question 14

purpose of serotonin

Answer 14

inhibits thalamus/hypothalamus to causes sleep + inhibits pain down reticulospinal tract

Question 15

what does supraoptic nuclei release

Answer 15

adh (antidiuretic hormone)

Question 16

supraoptic nuclei purpose

Answer 16

increase water reabsorption in kidney

Question 17

what does paraventricular nuclei release

Answer 17

oxytocin

Question 18

paraventricular nuclei purpose

Answer 18

smooth muscle contraction + human connection

Question 19

periventricular nuclei purpose

Answer 19

fear, punishment, rage

Question 20

lateral hypothalamic nuclei purpose

Answer 20

hunger, thirst, aggression

Question 21

ventromedial nuclei purpose

Answer 21

satiety, tranquility

Question 22

mamillary bodies purpose

Answer 22

feeding reflex + early memory

Question 23

pre-optic area function

Answer 23

body temperature

Question 24

suprachiasmatic nucleus purpose

Answer 24

circadian rhythm

Question 25

hippocampus function

Answer 25

decisions, learning, memory

Question 26

kluver bucy syndrome is a lesion to

Answer 26

anterior temporal limbic cortex

Question 27

kluver bucy syndrome

Answer 27

extreme curiosity, no fear, puts everything in the mouth, intense sex drive

Question 28

a lesion to the posterior orbital frontal limbic cortex causes

Answer 28

insomnia, intense motor restlessness

Question 29

lesions to cingulate/subcallosal gyri causes

Answer 29

rage + viciousness