Study guide flashcards

(73 cards)

1
Q

example of drawing

A

visuospatial skills, RIGHT side of brain, lack of Gestalt, occipital lobe–> parietal lobe
**Right parietal lobe damage

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2
Q

Frontal lobe

A

planning/pre-motor/integration/EF

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3
Q

occipital lobe

A

vision (low-level)

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4
Q

temporal

A

audition, nonverbal (music), lanuage on left side, memory (hippocampus/amygdala), socioemotional processing and inhibition of emotions

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5
Q

parietal lobe

A

top of brain, sensory motor and visuospatial

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6
Q

cerebellum

A

balance, finessing fine movements

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7
Q

basal ganglia

A

Parkinson’s, Huntingtons, ie movement (dopamine pathways)

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8
Q

propioception

A

awareness of body in space

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9
Q

EF

A

higher order, directing resources such as attn

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10
Q

Attention

A

focus, redirect, inhibit (ignore)

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11
Q

Implicit memory

A

“how to” (motor) ie non-declarative , ex: how to ride a biek

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12
Q

Episodic memory

A

personal experience (type of declarative memory), can become semantic mems once ingrained

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13
Q

Semantic memory

A

facts (type of declarative memory)

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14
Q

Socioemotional functioning

A

Frontal lobe: theory of mind, empathy, inhibition of emotions/behaviors (sexual appropriateness)

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15
Q

Dorsal stream

A

WHERE

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16
Q

Ventral stream

A

WHAT

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17
Q

agnosia

A

“dont know” ie dont have knowledge of what the object represent, dont perceive it as a whole (it means nothing to you)

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18
Q

prosopagnosia

A

facial recognition

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19
Q

aphasia

A

loss of speech

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20
Q

Fluent aphasia

A

Wenicke’s area affected, generating speech but it doesn’t make sense (bc the area of meaning is affected)

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21
Q

Non fluent aphasia

A

Broca’s area (anterior) affected, cant produce speech

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22
Q

Prosody

A

difficulties associated with right side

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23
Q

anosagnosia

A

loss of knowledge of self, lack awareness/understanding of deficit (deny their illness)

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24
Q

apraxia

A

difficulties with planning movement (motor/planning areas in the frontal lobe)

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25
ataxia
problems executing movement
26
dyslexia
reading problems
27
neglect
ignore one side of brain (LEFT neglect most common) bc it is only being paid attention to by the right side (right side does double duty). Therefore left neglect ocurs because of right damage, specifcially, right parietal lobe
28
retrograde amnesia
lost past memories
29
anterograde amnesia
cant form new memories
30
temporal gradient
loosing memory before and after stroke, memroies farther away from insult come back
31
fugue
dissociation, psych state with NO organic cause (vs amnesia which is orgnic)
32
cortical blindness
can react to ball thrown (no awareness of visual input)--> subcortical processing happening
33
blind sight
think they can see but actually cant (confabulation of sight)
34
neuron structure
axon (out/propogates) dendrite (receives, connection btw neurons) soma
35
NT
interneuronal communication
36
electrical
intraneurononal communication
37
myelin
wraps around long axons (glial cells)- provide support
38
MS
degeneration of myelin sheath
39
meninges
dura, pia, arachnoid membrane
40
CF fluid
in spine and ventricles, suspends brain, circulates and supports brain
41
hydrocephaulous
overproduction of CF. ventricles expand and impinge on brain areas
42
BBB
tight junction that only allows fat soluble molecules to enter, exceptions are area postrema, pineal, pituitary
43
White matter
myelinated, PSI, deeper levels of processing
44
Gray matter
dendrites/axson, where processing happens. Outside of the brain ie neocortex
45
corpus callosum
white matter
46
anterior commisure
parallel to CC but connects frontal lobes specifically disconnections syndrom calisodomes?
47
motor strip
end of movement process, in the frontal lobe
48
somatosensory strip
reception of info, in parietal (but close by motor strip)
49
sulci
valleys
50
gyrus
peaks
51
stroke
blocking in brain, inadequate blood flow causing deprivation of oxygen/blood
52
vascular dementia
caused by chronic or 1 big stroke
53
dementia
Alzheimers- social func intact (bc damage starts in posterior of brain) BvFTD--> ie behavioral variant fronto temporal degeneration - erratic behaviors, social unacceptable/abnormal, lack of empathy, loss of socioemo func (bc damage in frontal lobes)
54
Movement disorders
parkinsons (lack of dompaine, underactive0 | huntingtons (overactive) also genetic
55
seizures
hyperactive, increase in electrical activity
56
MS
loss of myelin, ie deficit in speed
57
Psychiatric Disorders
generally affect the HPA axis
58
Autsim
social emotional functioning deficit
59
cerebral palsy
movement deficit (acquired injury),
60
down syndrom
intellectual disability (random mutation), major cause of ID
61
Fragile X
major cause of ID, inherited genetic disorder
62
Rett's syndrome
degeneration after 6 mo (Dennis video)
63
Prater Willi
Paternal knockout person could eat to death, emo immature
64
Angelman's
Maternal knockout happy puppet syndrome, goes with PW, very sweet/happy but no lang etc
65
Cortical Functioning
info starts in back and moves forward (anterior), integration occurs in the progression from posterior to anterior
66
localization vs neural networks
lang in left hemi vs the involvement in many areas
67
Lateralization
L vs R, motor is contralateral (audition is less crossed over)
68
Brain develop
in stages- starts in neural tube | synaptic growth --> arborization --> pruning (healthy)
69
Deprivation vs enrichment
too much pruning vs more connections (kitten with eye sewed)
70
Reserve vs recovery vs rehab
extra/ can withstand insult to brain vs regaining strucutre vs brining in compensation component by exercising affected part to rewire it
71
plasticity
both positive AND negative (phantom limb)
72
rostral vs caudal
beak vs tail
73
dorsal vs ventral
back vs stomach