Muscles That Act on the Thigh (Femur) - Moves Hip (Coxofemoral) Joint Flashcards

1
Q

Psoas major - Origin

A

T12 and lumbar vertebrae

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2
Q

Psoas major - Insertion

A

lesser trochanter of femur

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3
Q

Psoas major - Action

A

flexes thigh and flexes trunk

on femur (hip joint)

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4
Q

Iliacus - Origin

A

iliac crest and fossa

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5
Q

Iliacus - Insertion

A

lesser trochanter of femur

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6
Q

Iliacus - Action

A

flexes thigh and flexes trunk

on femur (hip joint)

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7
Q

Gluteus maximus - Origin

A

ilium, sacrum, and coccyx

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8
Q

Gluteus maximus - Insertion

A

upper posterior surface of femur

and iliotibial tract

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9
Q

Gluteus maximus - Action

A

extends and laterally rotates thigh (hip joint)

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10
Q

Gluteus medius - Origin

A

outer surface of ilium

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11
Q

Gluteus medius - Insertion

A

greater trochanter of femur

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12
Q

Gluteus medius - Action

A

abducts and medially rotates thigh (hip joint)

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13
Q

Gluteus minimus - Origin

A

outer surface of ilium

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14
Q

Gluteus minimus - Insertion

A

greater trochanter of femur

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15
Q

Gluteus minimus - Action

A

abducts and medially rotates thigh (hip joint)

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16
Q

Tensor fasciae latae - Origin

A

iliac crest

17
Q

Tensor fasciae latae - Insertion

A

iliotibial tract

18
Q

Tensor fasciae latae - Action

A

flexes, abducts, and medially rotates thigh

(laterally supports knee)

(hip joint)

19
Q

Piriformis - Origin

20
Q

Piriformis - Insertion

A

greater trochanter of femur

21
Q

Piriformis - Action

A

laterally rotates thigh (hip joint)

22
Q

Obturator internus - Origin

23
Q

Obturator internus - Insertion

24
Q

Obturator internus - Action

A

laterally rotates thigh (hip joint)

25
**Adductor magnus - Origin**
inferior ramus of pubis and ischium
26
**Adductor magnus - Insertion**
linea aspera of femur
27
**Adductor magnus - Action**
adducts and laterally rotates thigh (hip joint)
28
**Adductor longus - Origin**
crest and symphysis of pubis
29
**Adductor longus - Insertion**
linea aspera of femur (middle)
30
**Adductor longus - Action**
adducts and laterally rotates thigh (hip joint)
31
**Adductor brevis - Origin**
inferior ramus of pubis
32
**Adductor brevis - Insertion**
linea aspera of femur (upper)
33
**Adductor brevis - Action**
adducts and laterally rotates thigh (hip joint)
34
**Pectineus - Origin**
none
35
**Pectineus - Insertion**
none
36
**Pectineus - Action**
adducts, flexes and laterally rotates thigh (hip joint)