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Knee Muscles > Muscles that extend the knee > Flashcards

Muscles that extend the knee Flashcards

1
Q

rectus femoris origin

A

anterior inferior iliac spine (AIIS)

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2
Q

rectus femoris insertion

A

patella and through patellar tendon to tibial tuberosity

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3
Q

rectus femoris action

A

flex hip, extend knee

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4
Q

rectus femoris innervation

A

femoral nerve

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5
Q

rectus femoris blood supply

A

superficial femoral artery

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6
Q

vastus lateralis origin

A

greater trochanter & lateral lip of linea aspera of femur

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7
Q

vastus lateralis insertion

A

patellar and through patellar tendon to tibial tuberosity

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8
Q

vastus lateralis action

A

extend knee

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9
Q

vastus lateralis innervation

A

femoral nerve

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10
Q

vastus lateralis blood supply

A

superficial femoral artery

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11
Q

vastus medialis origin

A

medial lip of linea aspera of femur

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12
Q

vastus medialis insertion

A

patella and through patellar tendon to tibial tuberosity

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13
Q

vastus medialis action

A

extend knee

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14
Q

vastus medialis innervation

A

femoral nerve

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15
Q

vastus medialis blood supply

A

superficial femoral artery & deep femoral artery

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16
Q

vastus intermedius origin

A

anterior and lateral surfaces of the femur, deep to everything else

17
Q

vastus intermedius insertion

A

patella and through patellar tendon to tibial tuberosity

18
Q

vastus intermedius action

A

extend knee

19
Q

vastus intermedius innervation

A

femoral nerve

20
Q

vastus intermedius blood supply

A

deep femoral artery

21
Q

articularis genu origin

A

anterior distal femoral shaft

22
Q

articularis genu insertion

A

knee joint capsule

23
Q

articularis genu action

A

tenses and pulls the joint capsule proximally during knee extension

24
Q

articularis genu innervation

A

femoral nerve

25
Q

articularis genu blood supply

A

deep femoral artery

Knee Muscles (2 decks)

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