Lower Extremities Flashcards

1
Q

Iliospoas

A

O: Iliac fossa, ala of sacrum, transverse processes of T12-L5
I: Lesser trochanter of femur
A: Flexes thigh at hip and vertebral columb

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2
Q

Sartorius

A

O: Anterior superior iliac spine
I: Medial tibia
A: Flexes thigh at hip, leg at knee, rotates thigh laterally

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3
Q

Rectus Femoris

A

O: Anterior inferior iliac spine
I: Patella and tibial tuberosity via tendon of quadriceps femoris and patellar ligament
A: Extends leg at knee, flexes thigh at hip

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4
Q

Vastus Lateralis

A

O: Greater trochanter of femur, intertrochanteric line, linea aspera of femur
I: Patella and tibial tuberosity via tendon of quadriceps femoris and patellar ligament
A: Extends leg at knee, stabilizes knee

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5
Q

Vastus Medialis

A

O: Linea aspera of femur, intertrochanteric line
I: Patella and tibial tuberosity via tendon of quadriceps femoris and patellar ligament
A: Extends leg at knee, stabalizes patella

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6
Q

Vastus Intermedius

A

O: Shaft of femur
I: Patella and tibial tuberosity via tendon of quadriceps femoris and patellar ligament
A: Extends leg at knee

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7
Q

Tensor Fascia Latae

A

O: Anterior superior iliac spine, iliac crest
I: Illiotibial tract
A: Flexes thigh at hip, abducts thigh, rotates thigh medially

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8
Q

Adductors

A

O: Near pubis
I: Linea aspera
A: Adducts thigh, rotation medially and laterally depending upon group of adductor stimulated

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9
Q

Gluteus Maximus

A

O: Posterior ilium, sacrum, coccyx
I: Iliotibial tract, gluteal tuberosity of femur
A: Rotates thigh laterally, extends thigh at hip, abducts thigh

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10
Q

Gluteus Medius

A

O: Lateral surface of illium
I: Greater trochanter of femur
A: Abducts thigh, rotates thigh medially

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11
Q

Gluteus Minimus

A

O: Lateral surface of ilium
I: Greater trochanter of femur
A: Abducts thigh, rotates thigh medially

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12
Q

Biceps Femoris Long Head

A

O: Ischial tuberosity
I: Head of fibula and lateral condyle of tibia
A: Extends thigh at hip, flexes leg at knee, rotates leg laterally.

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13
Q

Biceps Femoris Short Head

A

O: Linea Aspera
I: Head of fibula and lateral condyle of tibia
A: Extends thigh at hip, flexes leg at knee, rotates leg laterally.

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14
Q

Semitendinousus

A

O: Ischial tuberosity
I: Medial Tibia
A: Extends thigh at hip, flexes leg at knee, rotates leg medially

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15
Q

Semimembranousus

A

O: Ischial tuberosity
I: Medially condyle of tibia
A: Extends thigh at hip, flexes leg at knee, rotates leg medially

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16
Q

Tibialis Anterior

A

O: Lateral condyle of tibia
I: Medial cuneiform and 1st metatarsal
A: Dori flexion at ankle, inverts foot

17
Q

Fibularis (Peroneus) Longus

A

O: Head of fibula
I: Medial cuneiform, 1st metatarsal
A: Plantar flexes foot at ankle, everts foot

18
Q

Fibularis (Peroneus) Brevis

A

O: Distal fibula
I: 5th metatarsal
A: Plantar flexes foot at ankle, everts foot

19
Q

Gastrocnemius

A

O: Lateral condyle of femur, medial condyle of femur
I: Calcaneous
A: Plantar flexes foot at ankle

20
Q

Soleus

A

O: Proximal tibia and fibula
I: Calcaneous
A: Plantar flexes foot at ankle

21
Q

Tibialis Posterior

A

O: Tibia and fibula
I: Navicular and medial cuneiform
A: Supination