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EMR Exam > Muscle Actions > Flashcards

Muscle Actions Flashcards

1
Q

What is the function of the rectus femoris

A

Extension of knee joint
Flexion of hip joint

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2
Q

What is the function of the vastus lateralis

A

Extension of knee joint

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3
Q

What is the function of the vastus medialis

A

Extension of knee joint

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4
Q

What is the function of the vastus intermedius

A

Extension of knee joint

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5
Q

What is the function of the semitendinosus

A

Flexion of knee joint
Extension of hip joint

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6
Q

What is the function of the semimembranosus

A

Flexion of knee joint
Extension of hip joint

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7
Q

What is the function of the biceps femoris

A

Flexion of knee joint

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8
Q

What is the function of the gracilis

A

Adduction of hip joint
Flexion of knee joint

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9
Q

What is the function of the sartorius

A

Flexion and abduction at hip joint
Flexion at knee joint

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10
Q

What is the function of the gastrocnemius

A

Plantar Flexion

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11
Q

What is the function of the tibialis anterior

A

Dorsiflexion

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12
Q

What is the function of the tibialis posterior

A

Plantarflexion

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13
Q

What is the function of the soleus

A

Plantarflexion

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14
Q

What is the function of the plantaris

A

Plantarflexion

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15
Q

What is the function of the latissimus dorsi

A

Extension and adduction at shoulder joint

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16
Q

What is the function of the erector spinae (iliocostalis, longissimus, spinalis)

A

Laterally flexes vertebral column
Extension of vertebral column

17
Q

What is the function of the quadratus lumborum

A

Extension of lumbar spine
Lateral Flexion

18
Q

What is the function of the external obliques

A

Flex trunk

19
Q

What is the function of the internal obliques

A

Flexes trunk
Lateral Flexion

20
Q

What is the function of the rectus abdominis

A

Flexion of trunk
Stabiliser

21
Q

What is the function of the gluteus maximus

A

Main extensor of thigh at hip joint

22
Q

What is the function of the gluteus medius

A

Abduction of thigh at hip joint

23
Q

What is the function of the gluteus minimus

A

Abduction of thigh at hip joint

24
Q

What is the function of the tensor facia lata

A

Assists in abduction of thigh at hip joint

25
Q

What is the function of the iliacus

A

Flexion of thigh at hip joint

26
Q

What is the function of the psoas major

A

Flexion of thigh at hip joint
Lateral Flexion of vertebral column

27
Q

What is the function of the adductors (Magnus, brevis, longus)

A

Adduction of thigh at hip joint

28
Q

What is the function of the gracilis

A

Adduction of thigh at hip joint

29
Q

What is the function of the obturator

A

Adduction of thigh at hip joint

30
Q

What is the function of the brachioradialis

A

Flexion at elbow joint

31
Q

What is the function of the biceps brachii

A

Flexion of elbow joint

32
Q

What is the function of the brachialis

A

Flexion of elbow joint

33
Q

What is the function of the triceps brachii

A

Extension of elbow joint

34
Q

What is the function of the supraspinatus

A

Adduction at shoulder joint, performs first 0-15 degrees and assists deltoid with 15-90

35
Q

What is the function of the deltoid (anterior, posterior and middle)

A

Anterior - Flexion of shoulder joint
Posterior - extension of shoulder joint
Middle - abduction of shoulder joint

36
Q

What is the function of the teres major

A

Adduction and extension of shoulder joint

37
Q

What is the function of the coracobrachialis

A

Flexion of shoulder joint

38
Q

What is the function of the trapezius

A

Abduction of shoulder joint

39
Q

What is the function of the pectorals major

A

Adduction of shoulder joint

EMR Exam (3 decks)

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