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Anatomy II (Spring) > Muscles unit 1 > Flashcards

Muscles unit 1 Flashcards

1
Q

Supraspinatus innervation

A

Suprascapular nerve

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2
Q

Supraspinatus action

A

Extend the shoulder

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3
Q

Infraspinatus innervation

A

Suprascapular nerve

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4
Q

Infraspinatus action

A

Abduct the limb

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5
Q

Subscapularis innervation

A

Subscapular nerve

Axillary nerve

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6
Q

Subscapularis action

A

Adduct the limb

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7
Q

Subclavius innervation

A

Pectoral nerve

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8
Q

Subclavius action

A

Adduct the limb (and retract limb)

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9
Q

Descending pectoral innervation

A

Pectoral nerve

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10
Q

Descending pectoral action

A

Adduct the limb (and advance limb)

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11
Q

Transverse pectoral innervation

A

Pectoral nerve

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12
Q

Transverse pectoral action

A

Adduct the limb

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13
Q

Deep pectoral innervation

A

Pectoral nerve

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14
Q

Deep pectoral action

A

Adduct the limb (and retract limb)

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15
Q

Deltoideus innervation

A

Axillary nerve

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16
Q

Deltoideus action

A

Flex the shoulder (and abduct the limb)

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17
Q

Teres major innervation

A

Axillary nerve

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18
Q

Teres major action

A

Flex the shoulder

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19
Q

Teres minor innervation

A

Axillary nerve

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20
Q

Teres minor action

A

Flex the shoulder

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21
Q

Biceps brachii innervation

A

Musculocutaneous nerve

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22
Q

Biceps brachii action

A

Flex elbow (and extend the shoulder and the carpus)

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23
Q

Brachialis innervation

A

Musculocutaneous nerve

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24
Q

Brachialis action

A

Flex elbow

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25
Q

Coracobrachialis innervation

A

Musculocutaneous nerve

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26
Q

Coracobrachialis action

A

Flex the shoulder

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27
Q

Flexor carpi radialis innervation

A

Median nerve

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28
Q

Flexor carpi radialis action

A

Flex carpus (and extend elbow)

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29
Q

Deep digital flexor innervation

A

Median nerve and Ulnar nerve

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30
Q

Deep digital flexor action

A

Flex carpus and digits (and extend the elbow)

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31
Q

Superficial digital flexor innervation

A

Median nerve and Ulnar nerve

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32
Q

Superficial digital flexor action

A

Flex carpus and digits (and extend the elbow)

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33
Q

Pronator teres innervation (bovine only)

A

Median nerve

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34
Q

Pronator teres action (bovine only)

A

May slightly flex the elbow.

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35
Q

Flexor carpi ulnaris innervation

A

Ulnar nerve

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36
Q

Flexor carpi ulnaris action

A

Flex the carpus and extend the elbow

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37
Q

Triceps brachii innervation

A

Radial nerve

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38
Q

Triceps brachii action

A

Extend the elbow (and long head flexes the shoulder)

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39
Q

Tensor fasciae antebrachii innervation

A

Radial nerve

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40
Q

Tensor fasciae antebrachii action

A

Extend the elbow

41
Q

Anaconeus innervation

A

Radial nerve

42
Q

Anaconeus action

A

Extend the elbow

43
Q

Extensor carpi radialis innervation

A

Radial nerve

44
Q

Extensor carpi radialis action

A

Extend the carpus (and flex the elbow)

45
Q

Common digital extensor innervation

A

Radial nerve

46
Q

Common digital extensor action

A

Extend the carpus and digits (and flex the elbow)

47
Q

Medial digital extensor innervation (Bovine only)

A

Radial nerve

48
Q

Medial digital extensor action

A

Extend the carpus and medial digit

49
Q

Lateral digital extensor innervation

A

Radial nerve

50
Q

Lateral digital extensor action

A

Extend the carpus and (lateral) digit

51
Q

Ulnaris lateralis innervation

A

Radial nerve

52
Q

Ulnaris lateralis action

A

Flex carpus (and extend the elbow)

53
Q

Extensor carpi obliquus innervation

A

Radial nerve

54
Q

Extensor carpi obliquus action

A

Extend the carpus

55
Q

Brachiocephalicus innervation

A

Accessory nerve
Cervical spinal nerves
Axillary nerve (Cleidobrachialis)

56
Q

Brachiocephalicus action

A

Extend or turn head and neck
Draw limb cranially
Extend elbow and shoulder joint

57
Q

Latissimus Dorsi Innervation

A

Thoracodorsal nerve

58
Q

Latissimus Dorsi Action

A

Draw limb caudally

Flex shoulder

59
Q

Omotransversarius Innervation

A

Accessory nerve

60
Q

Omotransversarius Action

A

Advance limb

Flex neck laterally

61
Q

Trapezius innervation

A

Accessory nerve

62
Q

Trapezius action

A

Elevate scapula

Draw scapula dorsally (and cranially for cervicis, caudally for thoracis)

63
Q

Rhomboideus innervation

A

Cervical and thoracic spinal nerves

64
Q

Rhomboideus action

A

Elevate neck

Draw scapula dorsally (and cranially for cervicis, caudally for thoracis)

65
Q

Serratus ventralis innervation

A

Cervical and thoracic spinal nerves

66
Q

Serratus ventralis action

A

Support the trunk

Depress the scapula

67
Q

Supraspinatus attachments

A

Supraspinous fossa

Greater and lesser tubercles of the humerus

68
Q

Infraspinatus attachments

A

Infraspinous fossa

Greater tubercle of the humerus

69
Q

Subscapularis attachments

A

Subscapular fossa

Lesser tubercle of the humerus

70
Q

Deltoideus attachments

A

Spine of the scapula (and acromion in the bovine)

Deltoid tuberosity

71
Q

Teres minor attachments

A

Infraspinous fossa

Deltoid and teres minor tuberosities

72
Q

Teres major attachments

A

Caudal border of scapula

Teres major tuberosity

73
Q

Coracobrachialis attachments

A

Coracoid process of scapula

Cranial humerus

74
Q

Biceps brachii attachments

A 
Supraglenoid tubercle
Radial tuberosity (and tendon of extensor carpi radialis on the equine)
75
Q

Brachialis attachments

A

Brachialis groove of humerus

Proxomedial radius

76
Q

Tensor fasciae antebrachii attachments

A

Latissimus dorsi and caudal border of scapula

Olecranon and antebrachial fascia

77
Q

Triceps brachii attachments

A

Long head: Caudal border of the scapula
Lateral head: Lateral surface of the humerus
Medial head: Medial surface of the humerus
Olecranon

78
Q

Extensor carpi radialis attachments

A

Lateral epicondyle of the humerus

Metacarpal tuberosity

79
Q

Common digital extensor attachments

A

Lateral epicondyle of the humerus (and lateral tuberosity of the radius, lateral surface of the ulna)
Equine: Extensor process of the 3rd phalanx or Bovine: 3rd and 4th phalanges

80
Q

Lateral digital extensor attachments

A

Lateral tuberosity of the radius, lateral collateral ligament of the elbow joint, and body of the ulna
Equine: Dorsal aspect, proximal end of the 1st phalanx
Bovine: Proximal extremity of 2nd phalanx of digit 4

81
Q

Medial digital extensor attachments (bovine only)

A

Radial fossa and lateral epicondyle of the humerus

Proximal extremity of the 2nd phalanx of digit 3

82
Q

Extensor carpi obliquus attachments

A

Cranial surface of the radius
Equine: Proximal end of 2nd metacarpal bone
Bovine: Mediopalmar part of proximal extremity of large metacarpal bone.

83
Q

Ulnaris lateralis attachments

A

Lateral epicondyle of the humerus

Accessory carpal bone and proximal extremity of the 4th metacarpal bone.

84
Q

Flexor carpi ulnaris attachments

A

Medial epicondyle of the humerus

Accessory carpal bone

85
Q

Flexor carpi radialis attachments

A

Medial epicondyle of the humerus
Equine: Second carpal bone
Bovine: Mediopalmar part of proximal extremity of the large metacarpal bone

86
Q

Superficial digital flexor attachments

A

Medial epicondyle of the humerus and caudal surface of the radius
Equine: Proximal extremity of 2nd phalanx, distal extremity of 1st phalanx.
Bovine: Proximal extremity of 2nd phalanx of digits 3 and 4

87
Q

Deep digital flexor attachments

A

Medial epicondyle of humerus, olecranon, and caudal surface of the radius
Equine: Flexor surface of the 3rd phalanx
Bovine: Flexor tubercle of 3rd phalanx on digits 3 and 4

88
Q

Brachiocephalicus attachments

A

Clavicular intersection
Mastoid process/nuchal crest/wing of atlas and vertC2-C3
Deltoid tuberosity of the humerus

89
Q

Latissimus dorsi attachments

A

Teres major tuberosity

Spinous processes of lumbar and thoracic vertebrae

90
Q

Omotransversarius attachments

A

Atlas

Spine of the scapula

91
Q

Trapezius attachments

A

Spine of the scapula via aponeurosis

Median raphe of the neck and the supraspinous ligament

92
Q

Rhomboideus attachments

A

Medial surface of the dorsal scapula

Dorsoscapular ligament

93
Q

Serratus ventralis attachments

A

Serrated face of the scapula

Transverse processes of the cervical and thoracic vertebrae

94
Q

Descending pectoral attachments

A

Sternebrae

Humerus

95
Q

Transverse pectoral attachments

A

Sternebrae

Proximal third of radius

96
Q

Subclavius attachments

A

Sternebrae

Supraspinatus muscle

97
Q

Deep pectoral attachments

A

Sternebrae

Humerus/tendon of the coracobrachialis

98
Q

Interosseous muscle attachments (Bovine) or Suspensory Ligament (Equine)

A

Palmar surface of 3rd metacarpal bone
Equine: Abaxial surface of proximal sesamoids and extensor branches to the common digital extensor muscle.
Bovine: Abaxial surface of superficial proximal sesamoids and axial surface of deep proximal sesamoids.

Anatomy II (Spring) (5 decks)

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