knee muscles Flashcards

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1
Q

which hamstrings can do med rotation and which do lateral rotation

A

med- SM and ST
lateral - BF

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2
Q

what is the function of sartorius

A

flex and med rot

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3
Q

function of gracilis

A

flex and med rot

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4
Q

function to popliteus

A

flex and med rot (unlock knee)

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5
Q

the medial group of the gastroc and plantar is produce __ moments and the lateral group produces __ moments

A

varus
valgus

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6
Q

what 2 mm can affect the knee in closed chain

A

soleus and glue max

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7
Q

all mm of the knee are 2 joint except which

A

popliteus and short head of BF

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8
Q

which tendons resist valgus stresses & provide dynamic anteromedial stability

A

pes anserinus

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9
Q

which mm of the quad have larger posteior compressive forces

A

VL , VM

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10
Q

what can influences knee extension in WB

A

glute max and soleus

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11
Q

the resultant of the knee extensors up ___ ° laterla and ___ ° anterior

A

7-10
3-5

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12
Q

the role of the patella on the quad …. the MA and length tension are maximal at ____ of flexion

A

45-60°

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13
Q

Large rotary pull of quads on tibia along with anterior shear on tibia that is restrained by ___

A

ACL

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