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Human Anatomy > Superior Limb Myology (OIA seperate) > Flashcards

Superior Limb Myology (OIA seperate) Flashcards

1
Q

What is the origin of the Supraspinatus Muscle

A

Supraspinous Fossa of the Scapula

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2
Q

What is the insertion of the Supraspinatus Muscle

A

Greater Tubercle of the Humerus

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3
Q

What is the Action of the Supraspinatus Muscle

A

Abduct superior limb at the shoulder joint

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4
Q

What is the Origin of the Infraspinatus Muscle

A

Infraspinous Fossa of the Scapula

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5
Q

What is the Insertion of the Infraspinatus Muscle

A

Greater tubercle of the Humerus

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6
Q

What are the 2 actions of the Infraspinatus Muscle

A

Extend the shoulder joint

Rotate brachium laterally

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7
Q

What is the Origin of the Teres Minor Muscle

A

Lateral border of the scapula

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8
Q

What is the Insertion of the Teres Minor Muscle

A

Greater tubercle of the Humerus

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9
Q

What are the 2 actions of the Teres Minor Muscle

A

Adduct Superior limb at the shoulder joint

Rotate brachium laterally

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10
Q

What is the Origin of the Teres Major Muscle

A

Inferior angle of the scapula

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11
Q

What is the Insertion of the Teres Major Muscle

A

medial border of the intertubercular groove of the humerous

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12
Q

What are the 3 actions of the Teres Major Muscle

A

Extend the shoulder joint,
adduct superior limb at the shoulder joint
rotate brachium medially

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13
Q

What is the origin of the Subscapularis Muscle

A

Subscapular fossa

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14
Q

What is the Insertion of the Subscapularis Muscle

A

Lesser Tubercle of the Humerus

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15
Q

What is the action of the Subscapularis Muscle

A

Rotate brachium medially

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16
Q

What are the 3 Origins of the Deltoideus Muscle

A

Acromial Extremity of clavicle
Acromion of scapula
Spine of scapula

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17
Q

What is the insertion of the Deltoideus Muscle

A

Deltoid tuberosity of humerus

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18
Q

What are the 5 actions of the Deltoideus Muscle

A 
Flex the shoulder joint
Extend the shoulder joint
Rotate brachium medially
Rotate brachium laterally 
Abduct superior limb at the shoulder joint
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19
Q

What is the Origin of the Coracobrachialis Muscle

A

Coracoid process of scapula

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20
Q

What is the Insertion of the Coracobrachialis Muscle

A

Medial aspect of the body of the humerus

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21
Q

What is the 2 actions of the Coracobrachialis Muscle

A

Flex the shoulder joint

Adduct the superior limb at the shoulder joint

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22
Q

What is the Origin of the long head of the Biceps brachii Muscle

A

Neck of the scapula

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23
Q

What is the insertion of the Long head of the the Biceps Brachii Muscle

A

Radial Tuberosity

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24
Q

What is the 3 actions of the Biceps Brachii Muscle

A

Flex elbow Joint
Flex the shoulder Joint
Supinate the antebrachium

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25
Q

What is the Origin of the short head of the Biceps Brachii Muscle

A

Coracoid process of the scapula

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26
Q

What is the Insertion of the short head of the biceps Brachii Muscle

A

Radial Tuberosity

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27
Q

What are the 3 actions of the short head of the Biceps Brachii Muscle

A

Flex elbow Joint
Flex the shoulder Joint
Supinate the antebrachium

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28
Q

What is the Origin of the Bicipital Aponeurosis

A

Diverges medially from the main tendon of the biceps brachii muscle

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29
Q

What is the insertion of the Bicipital Aponeurosis

A

Blends into the deep antebrachial fascia

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30
Q

What is the Origin of the Brachialis Muscle

A

Anterior aspect of the body of the humerus

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31
Q

What is the Insertion of the Brachialis Muscle

A

Coronoid process of ulna

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32
Q

What is the actions of the Brachialis Muscle

A

Flex the elbow joint

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33
Q

What is the Origin of the Brachioradialis Muscle

A

Lateral supracondylar crest of humerus

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34
Q

What is the insertion of the Brachioradialis Muscle

A

Base of the styloid process of the radius

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35
Q

What are the 3 actions of the Brachioradialis Muscle

A

Flex the elbow joint
Supinate the antebrachium
Pronate the antebrachium

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36
Q

What is the Origin of the Long head of the Triceps Brachii Muscle

A

Lateral border of the scapula

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37
Q

What is the insertion of the Long head of the Triceps Brachii Muscle

A

Olecranon of the Ulna

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38
Q

What are the 3 actions of the Long head of the Triceps Brachii Muscle

A

Extend the Elbow Joint
Extend shoulder joint
Adduct the superior limb at the shoulder joint

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39
Q

What is the Origin of the Medial Head of the Triceps Brachii Muscle

A

Medial and posterior aspects of the humerus

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40
Q

What is the Insertion of the Medial Head of the Triceps Brachii Muscle

A

Olecranon of the Ulna

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41
Q

What is the action of the Medial head of the Triceps Brachii Muscle

A

Extend the Elbow Joint

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42
Q

What is the Origin of the Lateral Head of the Triceps Brachii Muscle

A

Lateral and posterior aspects of the humerus

43
Q

What is the Insertion of the Lateral head of the Triceps Brachii Muscle

A

Olecranon of the Ulna

44
Q

What is the action of the Lateral Head of the Triceps Brachii Muscle

A

Extend the Elbow Joint

45
Q

What is the Origin of the Anconeus Muscle

A

Lateral epicondyle of the humerus

46
Q

What is the Insertion of the Anconeus Muscle

A

Olecranon and adjacent body of the ulna

47
Q

What is the Action of the Anconeus Muscle

A

Extend the Elbow Joint

48
Q

What are the 3 intrinsic muscles of the Manus

A 
Thenar Muscles (by thumb)
Hypothnar Muscles (By little finger)
Intermediate Muscles
49
Q

Carpal Flexor Retinaculum

A

Anterior aspect of the carpal Joint

50
Q

What is the Origin of the Flexor Carpi Radialis Muscle

A

Medial Epicondyle of the humerus

51
Q

What is the insertion of the Flexor Carpi Radialis Muscle

A

Anterior aspect of base of 2nd and 3rd metacarpal bones

52
Q

What are the 2 actions of the Flexor carpi Radialis Muscle

A

Flex the carpal joint

Abduct Manus at the Carpal Joint

53
Q

What is the Origin of the Palmaris Longus Muscle

A

Medial epicondyle of the humerus

54
Q

What are the 3 insertions of the Palmaris Longus Muscle

A

Carpal Flexor Retinaculum
Carpal Ligament
Palmar aponeurosis

55
Q

What is the action of the Palmaris Longus Muscle

A

Flex the Carpal Joint

56
Q

What are the 3 Origins of the Superficial digital Flexor Muscle

A

Medial Epicondyle of humerus
Coronoid process of ulna
Proximal aspect of radius

57
Q

What is the Insertion of the Superficial Digital Flexor Muscle

A

Middle phalanges of digits 2-5

58
Q

What are the 3 actions of the Superficial Digital Flexor Muscle

A

Flex carpal Joint
Flex metocarpophalangeal Joint
Flex Proximal Interphalangeal Joints

59
Q

What is the Origin of the Deep Digital Flexor Muscle

A

Proximal aspect of ulna

60
Q

What is the Insertion of the Deep digital Flexor Muscle

A

Base of distal phalanges of digits 2-5

61
Q

What are the 2 actions of the Deep digital Flexor Muscle

A

Flex carpal joint

Flex the digital joints

62
Q

What is the Origin of the Flexor Pollicis Longus Muscle

A

Anterior aspect of radial body

63
Q

What is the Insertion of the Flexor Pollicis Longus Muscle

A

Distal phalanx of the pollex

64
Q

What is the action of the Flexor Pollicis Longus Muscle

A

Flex digital joints of pollex

65
Q

What are the 2 Origins to the Flexor Carpi Ulnaris Muscle

A

Humeral head: Medial epicondyle of humerus

Ulnar Head: Olecranon and body of Ulna

66
Q

What are the 3 Insertions to the Flexor Carpi Ulnaris Muscle

A

Pisiform bone
Hamulus of hamate bone
base of the 5th metacarpal bone

67
Q

What are the 2 actions of the Flexor Carpi Ulnaris Muscle

A

Flex carpal Joint

Adduct Manus @ the carpal joint

68
Q

What are the 2 Origins of the Pronator Teres Muscle

A

Medial epicondyle of humerus

Medial side of coronoid process of ulna

69
Q

What is the Insertion of the Pronator Teres Muscle

A

Lateral side of middle aspect of body of radius

70
Q

What is the action of the Pronator Teres Muscle

A

Pronate the Manus

71
Q

What is the Origin of the Pronator Quadratus Muscle

A

distal anterior aspect of body of ulna

72
Q

What is the Insertion of the Pronator Quadratus Muscle

A

distal anterior aspect of body of radius

73
Q

What is the action of the Pronator Quadratus Muscle

A

Pronate Manus

74
Q

What is the Origin of the Supinator Muscle

A

Lateral Epicondyle of the Humerus

75
Q

What is the Insertion of the Supinator Muscle

A

Body of radius

76
Q

What is the Action of the Supinator Muscle

A

Supinate the Manus

77
Q

Carpal Extensor Retinaculum

A

Posterior Aspect of the Carpal Joint

78
Q

What is the Origin of the Extensor Carpi Radialis Longus Muscle

A

Lateral Supracondylar Crest of the Humerus

79
Q

What is the Insertion of the Extensor Carpi Radialis Longus Muscle

A

Dorsal aspect of base of second metacarpal bone

80
Q

What are the 2 actions of the Extensor Carpi Radialis Longus Muscle

A

Extend Carpal Joint

Abduct Manus at Carpal Joint

81
Q

What is the Origin of the Extensor Carpi Radialis Brevis Muscle

A

Lateral Epicondyle of the Humerus

82
Q

What is the Insertion of the Extensor Carpi Radialis Brevis Muscle

A

Dorsal aspect of base of third metacarpal bone

83
Q

What are the 2 actions of the Extensor Carpi Radialis Brevis Muscle

A

Extend Carpal Joint

Abduct Manus at Carpal Joint

84
Q

What is the Origin of the Digital Extensor Muscle

A

Lateral Epicondyle of Humerus

85
Q

What is the Insertions of the Digital Extensor Muscle

A

Middle and Distal Phalanges of digits 2-5

86
Q

What are the 2 actions of the Digital Extensor Muscle

A

Extend Carpal Joint

Extend Joints of Digits 2-5

87
Q

What is the Origin of the Extensor Digiti Minimi Muscle

A

Lateral Epicondyle of Humerus

88
Q

What is the Insertion of the Extensor Digiti Minimi Muscle

A

Fuses with tendon of Digital Extensor Muscle distributed to the 5th digit and attaches to proximal Phalanx

89
Q

What are the 2 actions of the Extensor Digiti Minimi Muscle

A

Extend Carpal Joint

Extend digital joints of digit 5

90
Q

What are the 2 Origins of the Extensor Carpi Ulnaris Muscle

A

Lateral Epicondyle of Humerus

Proximal Posterior aspect of body of ulna

91
Q

What is the Insertion of the Extensor Carpi Ulnaris Muscle

A

Base of the 5th metacarpal bone

92
Q

What are the 2 actions of the Extensor Carpi Ulnaris Muscle

A

Extend the carpal joint

Adduct Manus @ carpal Joint

93
Q

What is the Origin to the Extensor Pollicis Brevis Muscle

A

Posterior aspect of body of radius

94
Q

What is the Insertion of Extensor Pollicis Brevis Muscle

A

Dorsal Surface of Proximal Phalanx of the Thumbs

95
Q

What are the 2 actions of the Extensor Pollicis Brevis Muscle

A

Extend Metacarpophalangeal Joints of thumb

Abduct thumb at Metacarpophalangeal Joint

96
Q

What is the Origin of the Extensor Pollicis Longus Muscle

A

Posterior aspect of body of Ulna

97
Q

What is the Insertion of the Extensor Pollicis Longus Muscle

A

Dorsal aspect of distal phalanx of the thumb

98
Q

What are the 2 actions of the Extensor Pollicis Longus Muscle

A

Extend Digital joints of thumb

Abduct thumb @ its metocarpophalangeal joint

99
Q

What is the Origin of the Extensor Indicis Muscle

A

Posterior aspect of body of ulna

100
Q

What is the Insertion of the Extensor Indicis Muscle

A

Dorsal aspect of proximal phalanx of index finger

101
Q

What is the action of the Extensor Indicis Muscle

A

Extend second Metacarpophalangeal Joint

102
Q

What is the Origin of the Abductor Pollicis Longus Muscle

A

Posterior aspects of radial and ulnar bodies

103
Q

What is the Insertions of the Abductor Pollicis Longus Muscle

A

Lateral side of base of 1st metacarpal bone

104
Q

What are the 2 actions of the Abductor Pollicis Longus Muscle

A

Extend Digital Joints of Thumb

Abduct thumb at its Carpometacarpal Joint

Human Anatomy (14 decks)

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