Muscles of the Hip and Lower Extremities Flashcards

1
Q

Insertion of Sartorius

A

Tibia

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2
Q

Action of Sartorius

A

Flexes thigh and laterally rotates it; flexes knee

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3
Q

3 Adductors

A

magnus
longus
brevis

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4
Q

Origin of Adductor magnus

A

Ischial and pubis rami

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5
Q

Origin of Adductor longus

A

Pubis

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6
Q

Origin of Adductor brevis

A

Body of pubis

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7
Q

Insertion of Adductors

A

Linea aspera of femur

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8
Q

Action of Adductors

A

Adduct, flex and laterally rotate thigh (synergist in thigh extension)

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9
Q

4 Quadriceps Femoris

A

rectus femoris
vastus lateralis
vastus medialis
vastus intermedius

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10
Q

Origin of rectus femoris

A

Pelvis

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11
Q

Insertion of rectus femoris

A

Tibial tuberosity

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12
Q

Action of rectus femoris

A

Extends knee and flexes thigh

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13
Q

Origin of vastus lateralis

A

Greater trochanter of femur

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14
Q

Insertion of vastus lateralis

A

Tibial tuberosity

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15
Q

Action of vastus lateralis

A

Extends knee

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16
Q

Origin of vastus medialis

A

Femur

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17
Q

Insertion of vastus medialis

A

Tibial tuberosity

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18
Q

Action of vastus medialis

A

Extends knee

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19
Q

Origin of vastus intermedius

A

Femur

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20
Q

Insertion of vastus intermedius

A

Tibial tuberosity

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21
Q

Action of vastus intermedius

A

Extends knee

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22
Q

Origin of Tibialis anterior

A

Tibia

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23
Q

Insertion of Tibialis anterior

A

First cuneiform and 1st metatarsal

24
Q

Action of Tibialis anterior

A

Dorsiflexes foot (prime mover); and inverts foot

25
Q

Origin of Extensor digitorum longus

A

Tibia and fibula

26
Q

Insertion of Extensor digitorum longus

A

Distal phalanges

27
Q

Action of Extensor digitorum longus

A

Dorsiflexes foot

28
Q

Origin of Peroneus (Fibularis)

A

Fibula

29
Q

Insertion of Peroneus (Fibularis)

A

Tarsal and metatarsals

30
Q

Action of Peroneus (Fibularis)

A

Plantar flexes and everts foot

31
Q

Origin of Gluteus medius

A

Ilium

32
Q

Insertion of Gluteus medius

A

Greater trochanter of femur

33
Q

Action of Gluteus medius

A

Abducts thigh and medially rotates thigh

34
Q

Origin of Tensor fasciae latae

A

Iliac crest

35
Q

Insertion of Tensor fasciae latae

A

Tibia

36
Q

Action of Tensor fasciae latae

A

Flexes and abducts thigh

37
Q

3 Hamstring

A

Biceps femoris
Semitendinosus
Semimembranosus

38
Q

Origin of Biceps femoris

A

Ischial tuberosity and femur

39
Q

Insertion of Biceps femoris

A

Head of fibula

40
Q

Action of Biceps femoris

A

Extends thigh and laterally flexes knee

41
Q

Origin of Semitendinosus

A

Ischial tuberosity

42
Q

Insertion of Semitendinosus

A

Proximal tibia

43
Q

Action of Semitendinosus

A

Extends thigh, flexes knee, and rotates leg medially

44
Q

Origin of Semimembranosus

A

Ischial tuberosity

45
Q

Insertion of Semimembranosus

A

Proximal tibia

46
Q

Action of Semimambranosus

A

Extends thigh, flexes knee, and rotates leg medially

47
Q

Origin of Gastrocnemius

A

Femur and knee capsule

48
Q

Insertion of Gastrocnemius

A

Calncaneus

49
Q

Action of Gastrocnemius

A

Plantar flexes foot

50
Q

Origin of Soleus

A

Tibia and fibula

51
Q

Insertion of Soleus

A

Calcaneus

52
Q

Action of Soleus

A

Platar felxes foot

53
Q

Origin of Plantaris

A

Femur

54
Q

Insertion of Plantaris

A

Calcaneus

55
Q

Action of Plantaris

A

Plantar flexes foot and flexes leg at knee joints

56
Q

Origin of Sartorius

A

Iliac spine