Brain function Flashcards

1
Q

Frontal lobe functions

A
  • primary motor cortex and brocas area
  • cognitive function
  • judgement, reasoning, understanding, abstract thinking, short-term memory
  • behavior and personality
  • emotional responsiveness
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2
Q

temporal love functions

A
  • audtiory cortex, sensory info (smell taste hearing sensory memory)
  • visual task learning
  • emotion
  • long term memory
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3
Q

Parietal lobe

A
  • sensory interpretation
  • tactile and sense, body awareness
  • spatial perception
  • vision
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4
Q

occipital lobe

A

visual images and memories

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5
Q

mechanism of rigidity

A

decreased dopamine levels lead to overactive of motor neurons which would normally be inihbited

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6
Q

LMN is a lesion of what cell

A

anterior horn cell

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7
Q

Brunnstrom’s stages of recovery - stage 1

A

flaccid

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8
Q

Brunnstrom’s stages of recovery - stage 2

A

spasticity begins

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9
Q

Brunnstrom’s stages of recovery - stage 3

A

severe spasticity

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10
Q

Brunnstrom’s stages of recovery - stage 4

A

spasticity decreases, some isolated mvtms

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11
Q

Brunnstrom’s stages of recovery - stage 5

A

more complex isolated movements

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12
Q

Brunnstrom’s stages of recovery - stage 6

A

normal tone and movements

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13
Q

define hypermetria

A

the inability to grade forces appropriately for the distance and speed of a task. associated with cerebellar dysfunction

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14
Q

glaucoma vs macular degeneration - areas of vision lost

A

glaucoma = loss of peripheral vision

macular degeneration = loss of central vision

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15
Q

increased fall risk score on berg

A

<45/56

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16
Q

tinetti score for increased fall risk

A

<23/28

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17
Q

FTSST abromal score

A

> 15 seconds

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18
Q

ABC - activities specific balance confidence scale

A
  • level of self confidence that you wil not fall
  • score < 50 = low physical function, home care needed
  • score 50-80 = moderate physical function, usually live in retirement home
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19
Q

Fukuda test - what is it

A

step test for vestibular issues. used when a patient complains of dizziness. have them stand with their EC and step in place. if they turn, it indicates vestiublar hypofunction

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20
Q

ALS - common s/s/

A

bulbar invovlement = dysarthria, dysphagia, emotional lability
UMN and LMN involvement
asymmetrical muscle weakness, atrophy, fasciculations, spasticity.
sensation, eye movement, and bowel/bladder function are preserved!!

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21
Q

PASS: Postural Assessment Scale for Stroke Patients

A

does not take into account quality of movement. looks at maintaining and changing posture. sit without support, stand with support, etc. all ranked from 0-3 (3 is the best)

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22
Q

sitBAT: sitting balance assessment tool

A

score of 0-4

sit to supine, scooting, quiet sit, look over shoulder, pick up object, etc

23
Q

missing from the fugl meyer is what

A

function! used for patients with hemiplegia

24
Q

FIM scale 0

A

activity not performed

25
FIM scale 1
total assistance. patient does <25%
26
FIM scale 2
max assist
27
FIM 3
moderate assistance
28
FIM 4
minimal assistance
29
FIM 5
supervision/set up
30
FIM 6
modified independence
31
FIM 7
complete independecne
32
FIM complete dependence score ranges
0-2
33
GAR - what is it
Gait Abnormality Rating Scale | score of 9 = fall risk
34
hypermetria aka
undershoot or overshoot
35
ACA artery stroke, how will patient present
LE weakness, incontience, speech is not affected
36
MCA stroke patient presentation
facial and arm weakness, brochas and wernickies aphasia
37
PCA stroke presentation
5Ds: dizziness, diplopia, dysarthria, dysphagia, dystaxia (drunken gait)
38
cerebellar signs are contralateral or ipislateral
ipsilateral! (cortical are contralateral)
39
what 3 things are intact with pure cerebellar ataxia?
DTRs, proprioception, vibratory sense
40
s/s of cerebellar stroke
vertigo!! nystagmus, ataxia, tremor
41
UE flexion synergy
scapular retraction, abduction, ER, supination, elbow/wrist/finger flexion
42
UE extension synergy
scapular protraction, adduction, IR, elbow extension, proonation, wrist/finger flexion
43
clinical UE synergy
shoulder adduction, IR, elbow flexion, prontation, wrist and finger flexion
44
LE flexion synergy
hip/knee flexion, DF, inversion, abduction/ER
45
LE extension synergy
hip/knee extension, adduction/IR, PF, eversion
46
what is irradiation?
irradiation is the overflow of neuronal excitation from stronger motor units to weaker ones. do so by applying graded resistance to larger mm groups to enhance contraction in the weaker ones
47
order of CSF flow
lateral ventricles - interventricular foramen of monro - 3rd ventricle - cerebral aqueduct - 4th ventricle
48
name the arteries off of the MCA that go to the BG
lenticulostriate
49
#1 dysrrhthmia causing CVA
atrial fib
50
R hemisphere CVA characteristics
impulsive, poor decision making, L neglect, visuospatial/perceptual deficits
51
L hemisphere CVA characteristics
language difficulties, poor motor planning
52
define dysarthria
weakness of mm's involved in speech!!
53
apraxia of speech
motor coordination issue! mm's are fine
54
MS: what causes the clinical disability
axonal damage from demyelination! Specifically of optic nerves corticospinal tracts and cerebellum. MS = blunted HR/BP souse RPE for exercise!! (11-14)