Superior Limb Myology (OIA seperate) Flashcards
(104 cards)
1
Q
What is the origin of the Supraspinatus Muscle
A
Supraspinous Fossa of the Scapula
2
Q
What is the insertion of the Supraspinatus Muscle
A
Greater Tubercle of the Humerus
3
Q
What is the Action of the Supraspinatus Muscle
A
Abduct superior limb at the shoulder joint
4
Q
What is the Origin of the Infraspinatus Muscle
A
Infraspinous Fossa of the Scapula
5
Q
What is the Insertion of the Infraspinatus Muscle
A
Greater tubercle of the Humerus
6
Q
What are the 2 actions of the Infraspinatus Muscle
A
Extend the shoulder joint
Rotate brachium laterally
7
Q
What is the Origin of the Teres Minor Muscle
A
Lateral border of the scapula
8
Q
What is the Insertion of the Teres Minor Muscle
A
Greater tubercle of the Humerus
9
Q
What are the 2 actions of the Teres Minor Muscle
A
Adduct Superior limb at the shoulder joint
Rotate brachium laterally
10
Q
What is the Origin of the Teres Major Muscle
A
Inferior angle of the scapula
11
Q
What is the Insertion of the Teres Major Muscle
A
medial border of the intertubercular groove of the humerous
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
13
Q
What is the origin of the Subscapularis Muscle
A
Subscapular fossa
14
Q
What is the Insertion of the Subscapularis Muscle
A
Lesser Tubercle of the Humerus
15
Q
What is the action of the Subscapularis Muscle
A
Rotate brachium medially
16
Q
What are the 3 Origins of the Deltoideus Muscle
A
Acromial Extremity of clavicle
Acromion of scapula
Spine of scapula
17
Q
What is the insertion of the Deltoideus Muscle
A
Deltoid tuberosity of humerus
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
19
Q
What is the Origin of the Coracobrachialis Muscle
A
Coracoid process of scapula
20
Q
What is the Insertion of the Coracobrachialis Muscle
A
Medial aspect of the body of the humerus
21
Q
What is the 2 actions of the Coracobrachialis Muscle
A
Flex the shoulder joint
Adduct the superior limb at the shoulder joint
22
Q
What is the Origin of the long head of the Biceps brachii Muscle
A
Neck of the scapula
23
Q
What is the insertion of the Long head of the the Biceps Brachii Muscle
A
Radial Tuberosity
24
Q
What is the 3 actions of the Biceps Brachii Muscle
A
Flex elbow Joint
Flex the shoulder Joint
Supinate the antebrachium
25
What is the Origin of the short head of the Biceps Brachii Muscle
Coracoid process of the scapula
26
What is the Insertion of the short head of the biceps Brachii Muscle
Radial Tuberosity
27
What are the 3 actions of the short head of the Biceps Brachii Muscle
Flex elbow Joint
Flex the shoulder Joint
Supinate the antebrachium
28
What is the Origin of the Bicipital Aponeurosis
Diverges medially from the main tendon of the biceps brachii muscle
29
What is the insertion of the Bicipital Aponeurosis
Blends into the deep antebrachial fascia
30
What is the Origin of the Brachialis Muscle
Anterior aspect of the body of the humerus
31
What is the Insertion of the Brachialis Muscle
Coronoid process of ulna
32
What is the actions of the Brachialis Muscle
Flex the elbow joint
33
What is the Origin of the Brachioradialis Muscle
Lateral supracondylar crest of humerus
34
What is the insertion of the Brachioradialis Muscle
Base of the styloid process of the radius
35
What are the 3 actions of the Brachioradialis Muscle
Flex the elbow joint
Supinate the antebrachium
Pronate the antebrachium
36
What is the Origin of the Long head of the Triceps Brachii Muscle
Lateral border of the scapula
37
What is the insertion of the Long head of the Triceps Brachii Muscle
Olecranon of the Ulna
38
What are the 3 actions of the Long head of the Triceps Brachii Muscle
Extend the Elbow Joint
Extend shoulder joint
Adduct the superior limb at the shoulder joint
39
What is the Origin of the Medial Head of the Triceps Brachii Muscle
Medial and posterior aspects of the humerus
40
What is the Insertion of the Medial Head of the Triceps Brachii Muscle
Olecranon of the Ulna
41
What is the action of the Medial head of the Triceps Brachii Muscle
Extend the Elbow Joint
42
What is the Origin of the Lateral Head of the Triceps Brachii Muscle
Lateral and posterior aspects of the humerus
43
What is the Insertion of the Lateral head of the Triceps Brachii Muscle
Olecranon of the Ulna
44
What is the action of the Lateral Head of the Triceps Brachii Muscle
Extend the Elbow Joint
45
What is the Origin of the Anconeus Muscle
Lateral epicondyle of the humerus
46
What is the Insertion of the Anconeus Muscle
Olecranon and adjacent body of the ulna
47
What is the Action of the Anconeus Muscle
Extend the Elbow Joint
48
What are the 3 intrinsic muscles of the Manus
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Thenar Muscles (by thumb)
Hypothnar Muscles (By little finger)
Intermediate Muscles
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49
Carpal Flexor Retinaculum
Anterior aspect of the carpal Joint
50
What is the Origin of the Flexor Carpi Radialis Muscle
Medial Epicondyle of the humerus
51
What is the insertion of the Flexor Carpi Radialis Muscle
Anterior aspect of base of 2nd and 3rd metacarpal bones
52
What are the 2 actions of the Flexor carpi Radialis Muscle
Flex the carpal joint
| Abduct Manus at the Carpal Joint
53
What is the Origin of the Palmaris Longus Muscle
Medial epicondyle of the humerus
54
What are the 3 insertions of the Palmaris Longus Muscle
Carpal Flexor Retinaculum
Carpal Ligament
Palmar aponeurosis
55
What is the action of the Palmaris Longus Muscle
Flex the Carpal Joint
56
What are the 3 Origins of the Superficial digital Flexor Muscle
Medial Epicondyle of humerus
Coronoid process of ulna
Proximal aspect of radius
57
What is the Insertion of the Superficial Digital Flexor Muscle
Middle phalanges of digits 2-5
58
What are the 3 actions of the Superficial Digital Flexor Muscle
Flex carpal Joint
Flex metocarpophalangeal Joint
Flex Proximal Interphalangeal Joints
59
What is the Origin of the Deep Digital Flexor Muscle
Proximal aspect of ulna
60
What is the Insertion of the Deep digital Flexor Muscle
Base of distal phalanges of digits 2-5
61
What are the 2 actions of the Deep digital Flexor Muscle
Flex carpal joint
| Flex the digital joints
62
What is the Origin of the Flexor Pollicis Longus Muscle
Anterior aspect of radial body
63
What is the Insertion of the Flexor Pollicis Longus Muscle
Distal phalanx of the pollex
64
What is the action of the Flexor Pollicis Longus Muscle
Flex digital joints of pollex
65
What are the 2 Origins to the Flexor Carpi Ulnaris Muscle
Humeral head: Medial epicondyle of humerus
| Ulnar Head: Olecranon and body of Ulna
66
What are the 3 Insertions to the Flexor Carpi Ulnaris Muscle
Pisiform bone
Hamulus of hamate bone
base of the 5th metacarpal bone
67
What are the 2 actions of the Flexor Carpi Ulnaris Muscle
Flex carpal Joint
| Adduct Manus @ the carpal joint
68
What are the 2 Origins of the Pronator Teres Muscle
Medial epicondyle of humerus
| Medial side of coronoid process of ulna
69
What is the Insertion of the Pronator Teres Muscle
Lateral side of middle aspect of body of radius
70
What is the action of the Pronator Teres Muscle
Pronate the Manus
71
What is the Origin of the Pronator Quadratus Muscle
distal anterior aspect of body of ulna
72
What is the Insertion of the Pronator Quadratus Muscle
distal anterior aspect of body of radius
73
What is the action of the Pronator Quadratus Muscle
Pronate Manus
74
What is the Origin of the Supinator Muscle
Lateral Epicondyle of the Humerus
75
What is the Insertion of the Supinator Muscle
Body of radius
76
What is the Action of the Supinator Muscle
Supinate the Manus
77
Carpal Extensor Retinaculum
Posterior Aspect of the Carpal Joint
78
What is the Origin of the Extensor Carpi Radialis Longus Muscle
Lateral Supracondylar Crest of the Humerus
79
What is the Insertion of the Extensor Carpi Radialis Longus Muscle
Dorsal aspect of base of second metacarpal bone
80
What are the 2 actions of the Extensor Carpi Radialis Longus Muscle
Extend Carpal Joint
| Abduct Manus at Carpal Joint
81
What is the Origin of the Extensor Carpi Radialis Brevis Muscle
Lateral Epicondyle of the Humerus
82
What is the Insertion of the Extensor Carpi Radialis Brevis Muscle
Dorsal aspect of base of third metacarpal bone
83
What are the 2 actions of the Extensor Carpi Radialis Brevis Muscle
Extend Carpal Joint
| Abduct Manus at Carpal Joint
84
What is the Origin of the Digital Extensor Muscle
Lateral Epicondyle of Humerus
85
What is the Insertions of the Digital Extensor Muscle
Middle and Distal Phalanges of digits 2-5
86
What are the 2 actions of the Digital Extensor Muscle
Extend Carpal Joint
| Extend Joints of Digits 2-5
87
What is the Origin of the Extensor Digiti Minimi Muscle
Lateral Epicondyle of Humerus
88
What is the Insertion of the Extensor Digiti Minimi Muscle
Fuses with tendon of Digital Extensor Muscle distributed to the 5th digit and attaches to proximal Phalanx
89
What are the 2 actions of the Extensor Digiti Minimi Muscle
Extend Carpal Joint
| Extend digital joints of digit 5
90
What are the 2 Origins of the Extensor Carpi Ulnaris Muscle
Lateral Epicondyle of Humerus
| Proximal Posterior aspect of body of ulna
91
What is the Insertion of the Extensor Carpi Ulnaris Muscle
Base of the 5th metacarpal bone
92
What are the 2 actions of the Extensor Carpi Ulnaris Muscle
Extend the carpal joint
| Adduct Manus @ carpal Joint
93
What is the Origin to the Extensor Pollicis Brevis Muscle
Posterior aspect of body of radius
94
What is the Insertion of Extensor Pollicis Brevis Muscle
Dorsal Surface of Proximal Phalanx of the Thumbs
95
What are the 2 actions of the Extensor Pollicis Brevis Muscle
Extend Metacarpophalangeal Joints of thumb
| Abduct thumb at Metacarpophalangeal Joint
96
What is the Origin of the Extensor Pollicis Longus Muscle
Posterior aspect of body of Ulna
97
What is the Insertion of the Extensor Pollicis Longus Muscle
Dorsal aspect of distal phalanx of the thumb
98
What are the 2 actions of the Extensor Pollicis Longus Muscle
Extend Digital joints of thumb
| Abduct thumb @ its metocarpophalangeal joint
99
What is the Origin of the Extensor Indicis Muscle
Posterior aspect of body of ulna
100
What is the Insertion of the Extensor Indicis Muscle
Dorsal aspect of proximal phalanx of index finger
101
What is the action of the Extensor Indicis Muscle
Extend second Metacarpophalangeal Joint
102
What is the Origin of the Abductor Pollicis Longus Muscle
Posterior aspects of radial and ulnar bodies
103
What is the Insertions of the Abductor Pollicis Longus Muscle
Lateral side of base of 1st metacarpal bone
104
What are the 2 actions of the Abductor Pollicis Longus Muscle
Extend Digital Joints of Thumb
| Abduct thumb at its Carpometacarpal Joint
