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Superior LImb Myology > Superior Limb Myology > Flashcards

Superior Limb Myology Flashcards

2
Q

What is the origin of the Supraspinatus Muscle

A

Supraspinous Fossa of the Scapula

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3
Q

What is the insertion of the Supraspinatus Muscle

A

Greater Tubercle of the Humerus

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4
Q

What is the Action of the Supraspinatus Muscle

A

Abduct superior limb at the shoulder joint

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5
Q

What is the Origin of the Infraspinatus Muscle

A

Infraspinous Fossa of the Scapula

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6
Q

What is the Insertion of the Infraspinatus Muscle

A

Greater tubercle of the Humerus

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7
Q

What are the 2 actions of the Infraspinatus Muscle

A

Extend the shoulder jointRotate brachium laterally

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8
Q

What is the Origin of the Teres Minor Muscle

A

Lateral border of the scapula

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9
Q

What is the Insertion of the Teres Minor Muscle

A

Greater tubercle of the Humerus

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10
Q

What are the 2 actions of the Teres Minor Muscle

A

Adduct Superior limb at the shoulder jointRotate brachium laterally

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11
Q

What is the Origin of the Teres Major Muscle

A

Inferior angle of the scapula

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12
Q

What is the Insertion of the Teres Major Muscle

A

medial border of the intertubercular groove of the humerous

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13
Q

What are the 3 actions of the Teres Major Muscle

A

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

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14
Q

What is the origin of the Subscapularis Muscle

A

Subscapular fossa

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15
Q

What is the Insertion of the Subscapularis Muscle

A

Lesser Tubercle of the Humerus

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16
Q

What is the action of the Subscapularis Muscle

A

Rotate brachium medially

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17
Q

What are the 3 Origins of the Deltoideus Muscle

A

Acromial Extremity of clavicleAcromion of scapulaSpine of scapula

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18
Q

What is the insertion of the Deltoideus Muscle

A

Deltoid tuberosity of humerus

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19
Q

What are the 5 actions of the Deltoideus Muscle

A

Flex the shoulder jointExtend the shoulder jointRotate brachium mediallyRotate brachium laterally Abduct superior limb at the shoulder joint

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20
Q

What is the Origin of the Coracobrachialis Muscle

A

Coracoid process of scapula

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21
Q

What is the Insertion of the Coracobrachialis Muscle

A

Medial aspect of the body of the humerus

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22
Q

What is the 2 actions of the Coracobrachialis Muscle

A

Flex the shoulder jointAdduct the superior limb at the shoulder joint

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23
Q

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

A

Neck of the scapula

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24
Q

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

A

Radial Tuberosity

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25
Q

What is the 3 actions of the Biceps Brachii Muscle

A

Flex elbow JointFlex the shoulder JointSupinate the antebrachium

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26
Q

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

A

Coracoid process of the scapula

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27
Q

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

A

Radial Tuberosity

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28
Q

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

A

Flex elbow JointFlex the shoulder JointSupinate the antebrachium

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29
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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30
Q

What is the insertion of the Bicipital Aponeurosis

A

Blends into the deep antebrachial fascia

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31
Q

What is the Origin of the Brachialis Muscle

A

Anterior aspect of the body of the humerus

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32
Q

What is the Insertion of the Brachialis Muscle

A

Coronoid process of ulna

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33
Q

What is the actions of the Brachialis Muscle

A

Flex the elbow joint

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34
Q

What is the Origin of the Brachioradialis Muscle

A

Lateral supracondylar crest of humerus

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35
Q

What is the insertion of the Brachioradialis Muscle

A

Base of the styloid process of the radius

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36
Q

What are the 3 actions of the Brachioradialis Muscle

A

Flex the elbow jointSupinate the antebrachiumPronate the antebrachium

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37
Q

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

A

Lateral border of the scapula

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38
Q

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

A

Olecranon of the Ulna

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39
Q

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

A

Extend the Elbow JointExtend shoulder jointAdduct the superior limb at the shoulder joint

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40
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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41
Q

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

A

Olecranon of the Ulna

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42
Q

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

A

Extend the Elbow Joint

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43
Q

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

A

Lateral and posterior aspects of the humerus

44
Q

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

A

Olecranon of the Ulna

45
Q

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

A

Extend the Elbow Joint

46
Q

What is the Origin of the Anconeus Muscle

A

Lateral epicondyle of the humerus

47
Q

What is the Insertion of the Anconeus Muscle

A

Olecranon and adjacent body of the ulna

48
Q

What is the Action of the Anconeus Muscle

A

Extend the Elbow Joint

49
Q

What are the 3 intrinsic muscles of the Manus

A

Thenar Muscles (by thumb)Hypothnar Muscles (By little finger)Intermediate Muscles

50
Q

Carpal Flexor Retinaculum

A

Anterior aspect of the carpal Joint

51
Q

What is the Origin of the Flexor Carpi Radialis Muscle

A

Medial Epicondyle of the humerus

52
Q

What is the insertion of the Flexor Carpi Radialis Muscle

A

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

53
Q

What are the 2 actions of the Flexor carpi Radialis Muscle

A

Flex the carpal jointAbduct Manus at the Carpal Joint

54
Q

What is the Origin of the Palmaris Longus Muscle

A

Medial epicondyle of the humerus

55
Q

What are the 3 insertions of the Palmaris Longus Muscle

A

Carpal Flexor RetinaculumCarpal LigamentPalmar aponeurosis

56
Q

What is the action of the Palmaris Longus Muscle

A

Flex the Carpal Joint

57
Q

What are the 3 Origins of the Superficial digital Flexor Muscle

A

Medial Epicondyle of humerusCoronoid process of ulnaProximal aspect of radius

58
Q

What is the Insertion of the Superficial Digital Flexor Muscle

A

Middle phalanges of digits 2-5

59
Q

What are the 3 actions of the Superficial Digital Flexor Muscle

A

Flex carpal JointFlex metocarpophalangeal JointFlex Proximal Interphalangeal Joints

60
Q

What is the Origin of the Deep Digital Flexor Muscle

A

Proximal aspect of ulna

61
Q

What is the Insertion of the Deep digital Flexor Muscle

A

Base of distal phalanges of digits 2-5

62
Q

What are the 2 actions of the Deep digital Flexor Muscle

A

Flex carpal jointFlex the digital joints

63
Q

What is the Origin of the Flexor Pollicis Longus Muscle

A

Anterior aspect of radial body

64
Q

What is the Insertion of the Flexor Pollicis Longus Muscle

A

Distal phalanx of the pollex

65
Q

What is the action of the Flexor Pollicis Longus Muscle

A

Flex digital joints of pollex

66
Q

What are the 2 Origins to the Flexor Carpi Ulnaris Muscle

A

Humeral head: Medial epicondyle of humerusUlnar Head: Olecranon and body of Ulna

67
Q

What are the 3 Insertions to the Flexor Carpi Ulnaris Muscle

A

Pisiform boneHamulus of hamate bonebase of the 5th metacarpal bone

68
Q

What are the 2 actions of the Flexor Carpi Ulnaris Muscle

A

Flex carpal JointAdduct Manus @ the carpal joint

69
Q

What are the 2 Origins of the Pronator Teres Muscle

A

Medial epicondyle of humerusMedial side of coronoid process of ulna

70
Q

What is the Insertion of the Pronator Teres Muscle

A

Lateral side of middle aspect of body of radius

71
Q

What is the action of the Pronator Teres Muscle

A

Pronate the Manus

72
Q

What is the Origin of the Pronator Quadratus Muscle

A

distal anterior aspect of body of ulna

73
Q

What is the Insertion of the Pronator Quadratus Muscle

A

distal anterior aspect of body of radius

74
Q

What is the action of the Pronator Quadratus Muscle

A

Pronate Manus

75
Q

What is the Origin of the Supinator Muscle

A

Lateral Epicondyle of the Humerus

76
Q

What is the Insertion of the Supinator Muscle

A

Body of radius

77
Q

What is the Action of the Supinator Muscle

A

Supinate the Manus

78
Q

Carpal Extensor Retinaculum

A

Posterior Aspect of the Carpal Joint

79
Q

What is the Origin of the Extensor Carpi Radialis Longus Muscle

A

Lateral Supracondylar Crest of the Humerus

80
Q

What is the Insertion of the Extensor Carpi Radialis Longus Muscle

A

Dorsal aspect of base of second metacarpal bone

81
Q

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

A

Extend Carpal JointAbduct Manus at Carpal Joint

82
Q

What is the Origin of the Extensor Carpi Radialis Brevis Muscle

A

Lateral Epicondyle of the Humerus

83
Q

What is the Insertion of the Extensor Carpi Radialis Brevis Muscle

A

Dorsal aspect of base of third metacarpal bone

84
Q

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

A

Extend Carpal JointAbduct Manus at Carpal Joint

85
Q

What is the Origin of the Digital Extensor Muscle

A

Lateral Epicondyle of Humerus

86
Q

What is the Insertions of the Digital Extensor Muscle

A

Middle and Distal Phalanges of digits 2-5

87
Q

What are the 2 actions of the Digital Extensor Muscle

A

Extend Carpal JointExtend Joints of Digits 2-5

88
Q

What is the Origin of the Extensor Digiti Minimi Muscle

A

Lateral Epicondyle of Humerus

89
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

90
Q

What are the 2 actions of the Extensor Digiti Minimi Muscle

A

Extend Carpal JointExtend digital joints of digit 5

91
Q

What are the 2 Origins of the Extensor Carpi Ulnaris Muscle

A

Lateral Epicondyle of HumerusProximal Posterior aspect of body of ulna

92
Q

What is the Insertion of the Extensor Carpi Ulnaris Muscle

A

Base of the 5th metacarpal bone

93
Q

What are the 2 actions of the Extensor Carpi Ulnaris Muscle

A

Extend the carpal jointAdduct Manus @ carpal Joint

94
Q

What is the Origin to the Extensor Pollicis Brevis Muscle

A

Posterior aspect of body of radius

95
Q

What is the Insertion of Extensor Pollicis Brevis Muscle

A

Dorsal Surface of Proximal Phalanx of the Thumbs

96
Q

What are the 2 actions of the Extensor Pollicis Brevis Muscle

A

Extend Metacarpophalangeal Joints of thumbAbduct thumb at Metacarpophalangeal Joint

97
Q

What is the Origin of the Extensor Pollicis Longus Muscle

A

Posterior aspect of body of Ulna

98
Q

What is the Insertion of the Extensor Pollicis Longus Muscle

A

Dorsal aspect of distal phalanx of the thumb

99
Q

What are the 2 actions of the Extensor Pollicis Longus Muscle

A

Extend Digital joints of thumbAbduct thumb @ its metocarpophalangeal joint

100
Q

What is the Origin of the Extensor Indicis Muscle

A

Posterior aspect of body of ulna

101
Q

What is the Insertion of the Extensor Indicis Muscle

A

Dorsal aspect of proximal phalanx of index finger

102
Q

What is the action of the Extensor Indicis Muscle

A

Extend second Metacarpophalangeal Joint

103
Q

What is the Origin of the Abductor Pollicis Longus Muscle

A

Posterior aspects of radial and ulnar bodies

104
Q

What is the Insertions of the Abductor Pollicis Longus Muscle

A

Lateral side of base of 1st metacarpal bone

105
Q

What are the 2 actions of the Abductor Pollicis Longus Muscle

A

Extend Digital Joints of ThumbAbduct thumb at its Carpometacarpal Joint

Superior LImb Myology (1 decks)

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