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CAPS 391 (16) Muscles: Lower Limb > Thigh > Flashcards

Thigh Flashcards

1
Q

What are the three muscular compartments of the thigh?

A

1) anterior
2) medial
3) posterior

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2
Q

What nerve innervates the anterior muscle compartment of the thigh?

A

femoral nerve

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3
Q

What muscles are in the anterior muscle compartment of the thigh?

A

1) iliopsoas

2) quadriceps

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4
Q

What are the muscles making up the iliopsoas?

A

1) Psoas major

2) Iliacus

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5
Q

O: Psoas major

A

lumbar vertebrae

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6
Q

I: Psoas major

A

merges with iliacus –> lesser trochanter of femur

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7
Q

F: Psoas major

A

prime mover for flexion of hip joint

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8
Q

N:Psoas major

A

branches of lumbar plexus

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9
Q

O: Iliacus

A

Iliad fossa of hip bone

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10
Q

I: Iliacus

A

merges with psoaes major -> lesser trochanter of femur

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11
Q

F: Iliacus

A

prime mover for flexion of hip joint

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12
Q

N: Iliacus

A

branches of lumbar plexus

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13
Q

O: Quadriceps

A

hip bone and shaft of femur

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14
Q

I: Quadriceps

A

patella (indirectly to tibial tuberosity)

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15
Q

F: Quadriceps

A

prime mover for extension of knee joint

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16
Q

N: Quadriceps

A

femoral nerve

17
Q

What are the muscles of the medial muscle compartment of the thigh?

A

1) Adductor magnus

18
Q

What nerve innervates the medial muscle compartment of the thigh?

A

N: obturator nerve (branch of lumbar plexus)

19
Q

What plexus is the obturator nerve a branch of?

A

Lumbar flexus

20
Q

O: Adductor magnus

A

pubic bone and ischium

21
Q

I: Adductor magnus

A

linea aspera and adductor tubercle

22
Q

F: Adductor magnus

A

prime mover for adduction of hip joint

23
Q

N: Adductor magnus

A

obturator AND sciatic nerve

24
Q

What are the muscles of the posterior muscle compartment of the thigh?

A

1) Biceps femoris

25
Q

What nerve innervates the posterior muscle compartment of the thigh?

A

sciatic nerve

26
Q

What plexus is the sciatic nerve a branch of?

A

sacral plexus

27
Q

O: Biceps femoris

A

1) ischial tuberosity

2) shaft of femur

28
Q

I: Biceps femoris

A

head of fibula

29
Q

F: Biceps femoris

A

1) extension of hip joint

2) prime mover for flexion of knee joint

30
Q

N: Biceps femoris

A

sciatic nerve

31
Q

Prime mover for flexion of hip joint

32
Q

Prime mover for extension of knee joint

A

Quadriceps

33
Q

Prime mover for adduction of hip joint

A

Adductor magnus

34
Q

Prime mover for flexion of knee joint

A

Biceps femoris

CAPS 391 (16) Muscles: Lower Limb (5 decks)

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