exercise Flashcards

1
Q

which çreates more force eccentric or concentric?

A

eccentric (lengthening)

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2
Q

Why is the latent period important?

A

simple twitches, summation and simple twitches happen before tetany

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3
Q

what is the most efficient motor units?

A

slow, type I because the Type II are easily fatiguable

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4
Q

endurance training increases

A

capillary density and mitochondria

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5
Q

couch potato to exercising

A

Past IIB–>IIa–> I (slow)

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6
Q

Muscle atrophy conversion

A

Slow I—>IIa—>IIb

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7
Q

strength within first 8 weeks:

A

neural factors not hypertrophy factors

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8
Q

heel strike

A

glut max

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9
Q

foot flat

A

quad

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10
Q

toe off

A

iliopsoas

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11
Q

terminal swing

A

quads

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12
Q

foot slap

A

common fibular nerve injury

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13
Q

limb muscles active during gait

A

gastroc/rectus, abductors and

glutmed/min

bicpes femoris to stop

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14
Q

high stepping gait

A

common fibular nerve damage

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15
Q

determinants of gait

A

pelvic tilt (glut med/min (adductor group))

pelvic rotation and movement of the femoral head

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16
Q

biggest risk factor for having a fall

A

having had a fall

17
Q

white men 85+

A

worst px after fall

18
Q

causes of falling

A

vision

proprioreceptive system

vestibular system

acute illness

medication (benedryl, anti-cholinergic, narcotics)

19
Q

goal BP for over 80yo

A

150/90

20
Q

65 BP goal

A

140/90

21
Q

Change in baroreceptive senitive as we get older can cause

A

hypotension upon rising and resulting fall

22
Q

components of gait

A

antigravity

balamce

stepping

higher CNS

23
Q

stride lengths huld be

A

at least 2 foot lenght

24
Q

ataxic

A

A/P sway, tremor, wide based stance

test: heel to toe

25
Q

antalgic gait

A

with a joint that’s spurring.

a limp

R leg affected? cane in left hand

26
Q

Apraxic gait

A

can’t walk. neuro issues

27
Q

Festinating gait

A

Parkinson’s

flexed trunk and legs, stiffly at the knees and hips