lab stuff Flashcards

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1
Q

what ligaments are taut with extension in the knee

A

post. oblique lig
acruate lig
PLB of ACL
LCL
MCL
PMB of PCL

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2
Q

what ligaments are taut with flexion in the knee

A

LCL
MCL
ALB of PCL
AMB of ACL

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3
Q

what ligaments are taut with medial rotation in the knee when it is flexed to 90°

A

LCL
ACL
ALB OF PCL
meniscal femoral

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4
Q

what ligaments are taut with lateral rotation in the knee when it is flexed to 90°

A

MCL
PLB of ACL

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5
Q

at what degrees of the knee should the patella not move laterally or medially

A

60°

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6
Q

what mm should u strengthen if you loss ability of ACL

A

hammy
quads
soleus
glute max
abductors

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7
Q

why is there more DF with the knee flexed rather than the knee extended

A

bc the gastro is taken out (passive insufficiency when the knee is straight )

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8
Q

what is the best postion to stretch the gastroc

A

standing with foot on DF and knee extended (closed chain)

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9
Q

if PF strength stronger when the knee is flexed or extended

A

extedned bc the gastroc and soleus both working

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10
Q

describe the motion of the calcaneus , talar and tib fib during closed chain supination

A

calcenus IN
talar adb and DF
tib fib lateral rotation

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11
Q

describe the motion of the calcaneus , talar and tib fib during closed chain pronation

A

cal EV
talar ADD and PF
tib fib MED rot

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12
Q

when you rotate your tibia laterally what happens at the hindfoot and forefoot

A

HF does sup
FF does pro

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13
Q

when you rotate your tibia medially what happens at the hindfoot and forefoot

A

subtalar pronation

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14
Q

during the loading phase of gait there is ____ and during the push off the ankle is in ___ and during IC the ankle is in ____

A

pronation
neutral
supination

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15
Q

why is it important to strengthen the fib long and brevis after an inversion ankle sprain

A

bc the fib long and bre are primary prontaors

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16
Q

which bursa of the hip is most superficial

A

trochanteric

17
Q

what positon would likely allow dislocation of the femur

A

flex and add

18
Q

what musclse can produce adduction of the femur and medial rotation and flexion of the tibia

A

gracilis

19
Q

if someone has tight bilateral ilisopsoas how will the pelvis and back be

A

APT
increase lumbar lordosis

20
Q

what mm work in a force couple to move pelvis into APT

A

hip flexors and bacl extensors

21
Q

what mm work in a force couple to move pelvis into PPT

A

hammy and abds

22
Q

what mm work in a force couple to move pelvis into LPT

A

contra quad lum and ipsi glute med

23
Q

if you are in hip flexion and knee extension which mm will have pasivie insufficiency

A

hammy (ST)

24
Q

if you are in hip flexion and knee extension there will be ___ insufficiency of the rec fem

A

activie

25
Q

if you are in hip extension and knee flexion there will be an ____ insuffiencey of the hip exnetors

A

acitve

26
Q

how to stretch the glue max without the interference from the hamstrings

A

flee knee and flex hip and adduct

27
Q

name the phases of single limb support

A

mid stance
terminal stance
swings (initial , mid and term)

28
Q

name the phases of double limb support

A

IC
LR
preswing

29
Q

during which phase is the pelvis the most foward

A

IC

30
Q

when are the DF the most active and what type of contraction

A

during IC to LR and eccentric

31
Q

when are the hip extensors most active

A

IC and LR

32
Q

when is the Erector spinae most active

A

LR

33
Q
A