Limbic system

Question 1

korsakoff: Who, where, cause, effects

Answer 1

alcoholics, damage to mamillary bodies, thiamine deficiency, memory deficits as well as confabulations

Question 2

declarative memory: what kind? acquisition via what structure? what other kind of memory is ther

Answer 2

“what” (experiences, familiar objects, facts, events, etc). Hippocampus. nondeclarative (procedural, priming, associative, reflexes)

Question 3

input to and output from hippocampus

Answer 3

parahippocampal gyrus and entorhinal cortex; fornix to mam bodies to ant thalamus to cingulate and back to parahippo

Question 4

what is the trisynaptic circuit within the hippo? final output?

Answer 4

Entorhinal to dentate gyrus to CA3 to CA1 (final output)

Question 5

ppl with alzheimer usually lose ___ memory

Answer 5

declarative

Question 6

what kind of impairments would you expect to see with right temporal lobectomy? left? what area do you see enlarged in taxi drivers

Answer 6

visual memory; word memory; post hippo

Question 7

functions of amygdala

Answer 7

emotional significance to objects, endocrine and autonomic activity (via relation to hypothalamus), fear conditioning

Question 8

Lesion in man with intact declarative memory but impaired conditioning

Answer 8

bilateral amygdala damage

Question 9

lesion in man with intact conditioning but impaired declarative memory

Answer 9

bilateral hippocampal damage