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Anatomy Lab Muscles > Muscles > Flashcards

Muscles Flashcards

1
Q

Supraspinatus

Insertion

A

Greater tubercle of humerus

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2
Q

Supraspinatus action

A

Abduction of the shoulder

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3
Q

Supraspinatus

Innervation

A

Suprascapular nerve

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4
Q

Teres major

Origin

A

Inferior angle of scapula

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5
Q

Teres major

Insertion

A

Intertuberacle groove of humerus

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6
Q

Teres major

Action

A

Extension, adduction , and medial rotation of shoulder

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7
Q

Teres major

Innervation

A

Lower subscapular nerve

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8
Q

Deltoid

Origin

A

Clavicle and scapula , acromion and adjacent scapular spine

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9
Q

Deltoid

Insertion

A

Deltoid tuberosity of humerus

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10
Q

Deltoid

Action

A

Whole muscle : abduction at shoulder

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11
Q

Deltoid

Innervation

A

Axillary nerve

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12
Q

Supraspinatus

Origin

A

Supraspinous fossa of scapula

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13
Q

Biceps brachii

Origin

A

Short head from the coracoid process

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14
Q

Biceps brachii

Insertion

A

Tuberosity of radius

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15
Q

Biceps brachii

Action

A

Flexion at elbow and shoulder supination

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16
Q

Biceps brachii

Innervation

A

Musculocutaneous nerve

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17
Q

Biceps brachii

Antagonist

A

Triceps brachii

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18
Q

Extensor digitorum

Origin

A

Lateral epicondyle of humerus

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19
Q

Extensor digitorum

Insertion

A

Posterior surfaces of the phalanges fingers 2-5

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20
Q

Extensor digitorum

Action

A

Extension at finger joints and wrist

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21
Q

Extensor digitorum

Innervation

A

Deep radial nerve

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22
Q

Palmaris longus

Origin

A

Medial epicondyle of humerus

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23
Q

Palmaris longus

Insertion

A

Palmer aponeurosis and flexor retinaculum

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24
Q

Palmaris longus

Action

A

Flexion at wrist

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25
Q

Palmaris longus

Innervation

A

Median nerve

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26
Q

Triceps brachii

Origin

A

Superior lateral margin of humerus

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27
Q

Triceps brachii

Insertion

A

Olecranon of ulna

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28
Q

Triceps brachii

Action

A

Extension of elbow

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29
Q

Triceps brachii

Innervation

A

Radial nerve

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30
Q

Triceps brachii

Antagonists

A

Biceps brachii

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31
Q

Supinator

Origin

A

Lateral epicondyle of humerus

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32
Q

Supinator

Insertion

A

Radial tuberosity

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33
Q

Supinator

Action

A

Supination

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34
Q

Supinator

Innervation

A

Deep radial nerve

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35
Q

Supinator

Antagonist

A

Pronator teres

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36
Q

Pronator teres

Origin

A

Medial epicondyle of humerus and coracoid process of ulna

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37
Q

Pronator teres

Insertion

A

Mid lateral surface of radius

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38
Q

Pronator teres

Action

A

Pronation

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39
Q

Pronator teres

Innervation

A

Median nerve

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40
Q

Pronator teres

Antagonist

A

Supinator

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41
Q

Adductor pollicis

Origin

A

Proximal dorsal surface of ulna and radius

42
Q

Adductor pollicis

Insertion

A

Lateral margin of first metacarpal bone

43
Q

Adductor pollicis

Action

A

Abduction at joints of thumb and wrists

44
Q

Adductor pollicis

Innervation

A

Deep radial nerve

45
Q

Gluteus medius

Origin

A

Anterior iliac crest of ilium

46
Q

Gluteus medius

Insertion

A

Greater trochanter of femur

47
Q

Gluteus medius

Action

A

Abduction and medial rotation of hip

48
Q

Gluteus medius

Innervation

A

Superior gluteal nerve

49
Q

Rectus femoris

Origin

A

Anterior inferior iliac spine

50
Q

Rectus femoris

Insertion

A

Tibial tuberosity

51
Q

Rectus femoris

Action

A

Extension at knee, flexion at hip

52
Q

Rectus femoris

Innervation

A

Femoral nerve

53
Q

Rectus femoris

Antagonist

A

Biceps femoris

54
Q

Iliopsoas

Origin

A

Iliac fossa of ilium

55
Q

Iliopsoas

Insertion

A

Femur distal to lesser trochanter

56
Q

Iliopsoas

Action

A

Flexion at hip

57
Q

Iliopsoas

Innervation

A

Femoral nerve

58
Q

Gracilis

Origin

A

Inferior Ramus of pubis

59
Q

Gracilis

Insertion

A

Medial surface of tibia inferior to medial condyle

60
Q

Gracilis

Action

A

Flexion at knee

61
Q

Gracilis

Innervation

A

Obturator nerve

62
Q

Biceps femoris

Origin

A

Ischial tuberosity

63
Q

Biceps femoris

Insertion

A

Head of fibula, lateral condyle of tibia

64
Q

Biceps femoris

Action

A

Flexion at knee; extension and lateral rotation of hip

65
Q

Biceps femoris

Innervation

A

Head of fibula lateral condyle of tibia

66
Q

Biceps femoris

Antagonist

A

Rectus femoris

67
Q

Flexor hallucis longus

Origin

A

Posterior surface of fibula

68
Q

Flexor hallucis longus

Insertion

A

Inferior surface, distal phalanx of the great toe

69
Q

Flexor hallucis longus

Action

A

Flexion at joints of great toe

70
Q

Flexor hallucis longus

Innervation

A

Sciatic nerve

71
Q

Orbicularis oculi

Origin

A

Maxilla and mandible

72
Q

Orbicularis oculi

Insertion

73
Q

Orbicularis oculi

Action

A

Compress purses lips

74
Q

Orbicularis oculi

Innervation

A

Facial nerve

75
Q

Masseter

Origin

A

Zygomatic arch

76
Q

Masseter

Insertion

A

Lateral surface of mandibular Ramus

77
Q

Masseter

Action

A

Elevates mandible and closes jaw

78
Q

Masseter

Innervation

A

Trigeminal nerve

79
Q

Pectoralis major

Origin

A

Cartilages of ribs 2-6 body of sternum

80
Q

Pectoralis major

Insertion

A

Crest of greater tubercle and lateral lip of intertubercle groove of humerus

81
Q

Pectoralis major

Action

A

Flexion adduction

82
Q

Pectoralis major

Innervation

A

Pectoral nerves

83
Q

Latissimus Dorsi

Origin

A

Spinous process of inferior thoracic

84
Q

Latissimus dorsi

Insertion

A

Floor of intertubercle groove of humerus

85
Q

Latissimus dorsi

Action

A

Extension , adduction and medial rotation at shoulder

86
Q

Latissimus dorsi

Innervation

A

Thoracodorsal nerve

87
Q

Sternocleidomastoid

Origin

A

Sternal end of clavicle

88
Q

Sternocleidomastoid

Insertion

A

Mastoid region of skull

89
Q

Sternocleidomastoid

Action

A

Together they flex the neck alone one side bends head towards shoulder and turns face to opposite side

90
Q

Sternocleidomastoid

Innervation

A

Accessory nerve

91
Q

Anterior serratus

Origin

A

Anterior and superior margins of ribs 1-8 or 1-9

92
Q

Anterior serratus

Insertion

A

Anterior surface of vertebral border of scapula

93
Q

Anterior serratus

Action

A

Protracts shoulders

94
Q

Anterior serratus

Innervation

A

Long thoracic

95
Q

Rectus abdominus

Origin

A

Superior surface of pubis around symphysis

96
Q

Rectus abdominus insertion

A

Xiphoid process

97
Q

Rectus abdominus

Action

A

Compresses abdomen

98
Q

Rectus abdominus

Innervation

A

Intercostal nerves

99
Q

Diaphragm

Origin

A

Xiphoid process

100
Q

Diaphragm

Insertion

A

Central tendinous sheet

101
Q

Diaphragm

Action

A

Contracts expands thoracic cavity, compresses abdominopelvic cavity

102
Q

Diaphragm

Innervation

A

Intercostal nerves

Anatomy Lab Muscles (1 decks)

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