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MSK > LE Muscle Actions > Flashcards

LE Muscle Actions Flashcards

1
Q

What is the action of the Tensor Fascia Lata?

A

Abduct the hip joint

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2
Q

What are the actions of the sartorius?

A

Flexor, abductor and lateral rotator of hip joint
Flexor and medial rotator of the knee joint

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3
Q

What are the actions of the Rectus Femoris?

A

Flexor of the hip joint
Extensor of the knee joint

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4
Q

What is the action of the Vastus Lateralis?

A

Extensor of the knee joint

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5
Q

What is the action of the Vastus Medialis?

A

Extensor of the knee joint

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6
Q

What is the action of the Vastus Intermedius?

A

Extensor of the knee joint

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7
Q

What is the action of the Pectineus?

A

Adduction of the hip joint

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8
Q

What is the action of the Adductor Brevis?

A

Adduction of the hip joint

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9
Q

What is the action of the Adductor Longus?

A

Adductor of the hip joint

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10
Q

What is the action of the Adductor Magnus?

A

Fibers from the ischiopubic ramus: Adductor of the hip joint
Hamstring part: Flexor of the knee joint

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11
Q

What is the action of the Gracilis?

A

Adduction of the hip joint

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12
Q

What is the action of the Tibialis Anterior?

A

Dorsiflexion of the foot at the ankle joint

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13
Q

What is the action of the Extensor Digitorum Longus?

A

Dorsiflexion of the foot at the ankle joint, MTP, PIP, and DIP joints

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14
Q

What is the action of the Extensor Hallucis Longus?

A

Dorsiflexion of the 1st MTP and IP joints

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15
Q

What is the action of the Fibularis Tertius?

A

Dorsiflexion of the foot at the ankle joint

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16
Q

What is the action of the Fibularis Longus?

A

Eversion of the ankle joint

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17
Q

What is the action of the Fibularis Brevis?

A

Eversion of the ankle joint

18
Q

What is the action of the Extensor Digitorum Brevis?

A

Dorsiflexion of the middle three toes at the MTP and PIP joints

19
Q

What is the action of the Extensor Hallucis Brevis?

A

Dorsiflexion of the great toe at the MTP joint

20
Q

What is the action of Gluteus Maximus?

A

Extensor and lateral rotator of the hip joint

21
Q

What is the action of the Gluteus Medius?

A

Abductor and medial rotator of the hip joint
Tilts the pelvis when walking

22
Q

What is the action of the Gluteus Minimus?

A

Abductor and medial rotator of the hip joint
Tilts the pelvis when walking

23
Q

What is the action of the Piriformis?

A

Lateral rotator of an extended thigh

24
Q

What is the action of the Gamellus Superior?

A

Lateral rotator of the hip joint

25
Q

What is the action of the Gamellus Inferior?

A

Lateral rotator of the hip joint

26
Q

What is the action of the Obturator Internus Tendon?

A

Lateral rotator of the hip joint

27
Q

What is the action of the Quadratus Femoris?

A

Lateral rotator of the hip joint

28
Q

What is the action of the Biceps Femoris?

A

Flexor of the knee joint

29
Q

What is the action of the Semitendinosus?

A

Flexor of the knee joint

30
Q

What is the action of the semimembranosus?

A

Flexor of the knee joint

31
Q

What is the action of the Gastrocnemius?

A

Plantar flexion of the ankle joint

32
Q

What is the action of the Plantaris?

A

Plantar flexion of the ankle joint

33
Q

What is the action of the Soleus?

A

Plantar flexion of the ankle joint

34
Q

What is the action of the Flexor Hallucis Longus?

A

Plantar flexion of the great toe

35
Q

What is the action of the Flexor Digitorum Longus?

A

Plantar flexion of the lateral four toes (MTP, PIP, DIP)

36
Q

What is the action of the Tibialis Posterior?

A

Invertor and Adductor of the fore part of the foot

37
Q

What is the action of the Abductor Hallucis?

A

Abduction of the great toe

38
Q

What is the action of the Flexor Digitorum Brevis?

A

Plantar flexion of MTP and PIP

39
Q

What is the action of the Abductor Digiti Minimi?

A

Abduct the little toe

40
Q

What is the action of the Flexor Digitorum Accessorius/Quadratus Plantae?

A

Corrects the diagonal pull of the flexor digitourm longus

41
Q

What is the action of the lumbricals?

A

Plantar flexion at the MTP joints of the lateral four toes
Dorsiflexion at the PIP joints of the lateral four toes

42
Q

What is the action of the Adductor Hallucis?

A

Adduction of the great toe

MSK (11 decks)

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