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Anatomy Exam 3 POINAS > Lecture 16 > Flashcards

Lecture 16 Flashcards

1
Q

rectus femoris action

A

knee extension
steadies hip joint
helps iliopsoas flex hip joint

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2
Q

rectus femoris PA

A

anterior inferior iliac spine
ilium

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3
Q

rectus femoris DA

A

quadriceps tendon to tibial tuberosity via patellar ligament

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4
Q

rectus femoris nerve innervation

A

femoral nerve L2, L3, L4

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5
Q

vastus lateralis action

A

knee extension

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6
Q

vastus lateralis PA

A

greater trochanter
lateral lip of linea aspera

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7
Q

vastus lateralis DA

A

quadriceps tendon to tibial tuberosity via patellar ligament
also attach to tibia and patella via aponeuroses (medial and lateral patellar retinacula)

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8
Q

vastus lateralis nerve innervation

A

femoral nerve L2, L3, L4

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9
Q

vastus medialis action

A

knee extension

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10
Q

vastus medialis PA

A

intertrochanteric line
medial lip of linea aspera

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11
Q

vastus medialis DA

A

quadriceps tendon to tibial tuberosity via patellar ligament
also attach to tibia and patella via aponeuroses (medial and lateral patellar retinacula)

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12
Q

vastus medialis nerve innervation

A

femoral nerve L2, L3, L4

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13
Q

vastus intermedius action

A

knee extension

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14
Q

vastus intermedius PA

A

anterior and lateral femoral shaft

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15
Q

vastus intermedius DA

A

quadriceps tendon to tibial tuberosity via patellar ligament

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16
Q

vastus intermedius nerve innervation

A

femoral nerve L2, L3, L4

17
Q

semitendinosus action

A

hip extension
knee flexion
knee medial rotation when flexed
when hip and knee are flexed (sitting), can extend trunk at hip (to rise)

18
Q

semitendinosus PA

A

ischial tuberosity

19
Q

semitendinosus DA

A

pes anserine of tibia

20
Q

semitendinosus nerve innervation

A

tibial division of sciatic nerve L5, S1, S2

21
Q

semimembranosus action

A

hip extension
knee flexion
knee medial rotation when flexed
when hip and knee are flexed (sitting), can extend trunk at hip (to rise)

22
Q

semimembranosus PA

A

ischial tuberosity

23
Q

semimembranosus DA

A

posterior medial tibial condyle
reflected attachment forms oblique popliteal ligament (to lateral femoral condyle)

24
Q

semimembranosus nerve innervation

A

tibial division of sciatic nerve L5, S1, S2

25
Q

biceps femoris action

A

knee flexion
knee lateral rotation when flexed

long head only: hip extension

26
Q

biceps femoris PA

A

long head: ischial tuberosity
short head: linea aspera, lateral supracondylar line

27
Q

biceps femoris DA

A

lateral side of fibular head (tendon is split at this site by LCL of knee)

28
Q

biceps femoris nerve innervation

A

long head: tibial division of sciatic nerve L5, S1, S2
short head: common fibular division of sciatic nerve L5, S1, S2

Anatomy Exam 3 POINAS (4 decks)

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