Memory and Learning

Question 1

What does a lesion to the MD nucleus of the thalamus cause?

Answer 1

Anterograde amnesia similar to lesion to the mammillary body in Korsakoff’s syndrome (which can cause the MD thalamus lesion from thiamine deficiency)

• MD projection to frontal cortex important for working memory/planning/problem solving

Question 2

What is transient global amnesia?

Answer 2

Sudden onset of anterograde amnesia for short period of time with retrograde amnesia since the traumatic event that caused the disorder (cerebral ischemia, concussion, physical stress, drugs)

Question 3

What is an engram?

Answer 3

Physical representation of memory; aka memory trace

Question 4

Hippocampus is important in the transfer of…

Answer 4

Immediate (seconds) and short-term (minutes) memory to long-term memory

Question 5

Aaaaaand it seems like the rest of these blue boxes were already covered in the limbic section.

Answer 5

Sorry for the little baby deck :/

Question 6

Marr-Albus theory of motor learning predicts plasticity (depression) at the parallel fiber synapse if…

Answer 6

if it is active at the same time as the climbing fiber input to the postsynaptic Purkinje cell