Cortex Flashcards

1
Q

what does the limbic system deal with

A

emotions and memory

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2
Q

what is a major output fiber bundle of the limbic system

A

fornix

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3
Q

where is the reticular formation

A

brain stem

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4
Q

what does the reticular formation control

A

brain arousal

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5
Q

what is the cinglulate gyrus important for

A

relaying memory information

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6
Q

what is the septal nuclei important for

A

activates cingluate gyrus and rest of limbic system

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7
Q

what is the amygdala in control of

A

control of emotional reactions

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8
Q

what else does the hippocampus do

A

memory formation

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9
Q

what does the brocas area do

A

production of language

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10
Q

what is the wernickes area for

A

comprehension of language

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11
Q

what hemisphere are the brocas and wernickes area in

A

left hemisphere

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12
Q

what are the three principles of memory

A

storage
processing
memory traces

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13
Q

what principle of memory occurs in stages and is continually changing

A

storage

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14
Q

what principle of memory is accomplished by the hippocampus and surroudning strucgtures

A

processing

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15
Q

what principle of memory are chemical or structural changes that encode memroy

A

memory traces

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16
Q

what four factors affect transfer of memory from STM to LTM

A

emotional state
rehearsal
association
automatic memory

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17
Q

what are the two categories of memory

A

fact/declaritive memory
skill memory

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18
Q

what type of memory is stored with the contex in which it was learned

A

declarative memory

19
Q

how is skill memory aquired

A

through practice

20
Q

which is less conscious: skill memory or declarative memory

A

skill memory

21
Q

what limbic system structures does fact memory involve

A

hippocampus and amygdala

22
Q

what areas of the diencephalon are involved in fact memory

A

thalamus
hypothalamus

23
Q

what does the basal ganglia do in skill memory

A

mediates automatic responsees between stimulus and motor response

24
Q

what type of memory involves the premotor and motor cortex

A

skill memory

25
what is the basal ganglia in skill memory
corpus striatum
26
in long term potentiation, what is blocking calcium from entering the cell
a magnesium ion
27
what evicts the magnesium ion in long term potentiaion
depolorization of the cell
28
what is the only receptor calcium can pass though with a weak electrical stimulation in LTP
AMPA
29
what receptor pore is blocked by magnesium in Long term potentiation
NMDA
30
what does NREM stand for
No rapid eye movement
31
waves in stage one sleep
alpha waves
32
waves in stage 3 sleep
theta and delta
33
waves in stage 4 sleep
delta
34
what stage of sleep has sleep spindles
stage 2
35
what type of waves are common in children but abnormal in adults
theta
36
rythmic more irregular waves
beta
37
regular and rythmic low amplitude waves
alpha
38
high aplitude waves in deep sleep
delta
39
what does a flat EEG mean
death DUN DUN DUNNNNN
40
what is a rolandic seizure
spread of activation to motor cortex
41
one passes through four stages of NREM during the first ______ minutes of sleep
30-45
42
What occurs after the fourth NREM stage
REM
43
what muscles are NOT inhibited during REM sleeo
ocular muscles