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45 Cards in this Set

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Teres minor
O:Infraglenoid tubercle & distal caudal border of scapula
Ins:Teres minor tuberosity
A:Flex shoulder
Inn: Axillary
Blood: Caudal circumflex humeral
Other:
Deltoideus
O:Spine & acromion of scapula
Ins:Deltoid tuberosity
A: Flex shoulder
Inn: Axillary
Blood:Caudal circumflex humeral
Other: NO acromial part
Infraspinatus
O: Infraspinous fossa
Ins:Lateral side of greater tubercle of humerus
A: Abduct & Extend shoulder
Inn: Suprascapular
Blood: Subscapular
Other:
Supraspinatus
O:Supraspinous fossa
Ins:Greater tubercle of the humerus
A: Extend & Stabalize shoulder
Inn:Suprascapular
Blood: Subscapular
Other:
Subscapularis
O:Subscapular fossa
Ins:Lesser tubercle of the humerus
A:Adduct, Extend, & Stabilize shoulder
Inn:Subscapular
Blood: Suprascapular & Subscapular
Other:
Teres major
O:Caudal angle/border sapula & caudal surface of Subscapularis
Ins:Teres major tuberosity
A:Flex shoulder
Inn:Axillary
Blood:Subscapular
Other:
Coracobrachialis
O:Coracoid process of scapula
Ins:Crest of the lesser tubercle of humerus
A:Adduct, Extend, & Stabilize shoulder
Inn:Musculocutaneous
Blood:Cranial circumflex humeral
Other:MUCH larger in LA
Tensor fascia antebrachii
O:Fascia of latissimus dorsi
Ins:Olecranon
A:Extend elbow
Inn:Radial
Blood:
Other:
Triceps brachii, long head
O:Caudal border of scapula
Ins:Olecranon tuber
A:Extend elbow & Flex shoulder
Inn:Radial
Blood:Deep brachial & Collateral ulnar
Other:
Triceps brachii, medial head
O:Crest of lesser tubercle, near teres major tuberosity
Ins:Olecranon
A:Extend elbow
Inn:Radial
Blood:Deep brachial & Collateral ulnar
Other:
Triceps brachii, accessory head
O:Neck of humerus
Ins:Olecranon tuber
A:Extend elbow
Inn:Radial
Blood:Deep brachial & Collateral ulnar
Other:ABSENT in LA
Triceps brachii, lateral head
O:Tricipital line of humerus
Ins:Olecranon tuber
A:Extend elbow
Inn:Radial
Blood:Deep brachial & Collateral ulnar
Other:
Anconeus
O:Lateral epicondyle of humerus
Ins:Olecranon
A:Extend elbow
Inn:Radial
Blood:
Other:
Descending Superficial Pectoral
O: Cranial Sternum
I: Crest of the greater tubercle of humerus
A: Adduct Limb
I: Cranial Pectoral Nerves
BS: External thoracic
Transverse Superficial Pectoral
O: Cranial Sternum
I: Crest of the greater tubercle of the Humerus (antebrachial fascia in LA)
A:Adduct Limb
I: Cranial Pectoral Nerves
BS: External thoracic
Deep Pectoral
O: Sternum
I: Greater & lesser tubercle of humerus
A: Pull limb back
I: Caudal Pectoral Nerves
BS: External thoracic
Subclavius (eq & pig)
O: Sternum
I: Aponeurosis and fascia at cranial angle of scapula
A: Rotates scapula, moves limb caudally
I: Caudal Pectoral Nerves
BS:
Rhomboideus
O: Dorsal Raphe, nuchal crest
I: Dorsomedial scapula
A: Elevate limb, adduct scapula (opposite of trapezius)
I: Ventral branches of cervical and thoracic spinal nerves
BS:
Biceps brachii
O:Supraglenoid tubercle of scapula
Ins:Ulnar & radial tuberosities
A:Flex elbow & Extend shoulder
Inn:Musculocutaneous
Blood:Cranial circumflex humeral & Bicipital
Other:
Interosseous mm
O: Palmar surface of proximal MC2-5, deep to the flexor tendons
I: Proximal end of P1 (2 tendons)
A: flex MP joint

Note: PAIR of sesamoid bones on PALMAR aspect of each MP joint
Brachialis
O:Musculospiral groove of humerus
Ins:Ulnar & radial tuberosities
A:Flex elbow
Inn:Musculocutaneous
Blood:Transverse cubital
Other:
Latissimus dorsi
I: Thoracolumbar fascia
O: Teres major tuberosity
A: Pull limb back
I: Thoracodorsal n.
BS: Thoracodorsal a & Lateral thoracic
Serratus ventralis
I: Serrated face of the medial scapula
O: Transverse processes C3-7, Ribs T1-8
A: Depress scapula, sling to support body
I: Ventral branches of cervical spinal nerves AND long thoracic nerve
BS:
Omotransversarius
I: Distal spine of the scapula (clavicular intersection in Eq)
O: Wing of the atlas
A: Advance limb
I: Accessory n.
BS: Superficial cervical a.
Cleido-cervicalis (dogs)
I: Clavicular intersection
O: Dorsal cervical raphe
A: Advance limb
I: Accessory Nerve and Ventral Branches of cerv. Spinal nerves
BS: Superficial cervical a.
Cleido-occipitalis (large animals)
O: Clavicular Intersection
I: Nuchal Crest
A: Advance Limb
I: Accessory Nerve and Ventral Branches of cerv. Spinal nerves
BS: Superficial cervical
Cleido-mastoideus
O: Clavicular Intersection
I: Mastoid process
A: Advance Limb
I: Accessory Nerve and Ventral Branches of cerv. Spinal nerves
BS: Superficial cervical
Cleidobrachialis
O: Cranial Humerus
I: Clavicular Intersection
A: Advance Limb
I: Accessory Nerve and Ventral Branches of cerv. Spinal nerves
BS: Superficial cervical
Suspensory Lig (Eq) [aka interosseous m]
O: Palmar surface of proximal MC2-5, deep to the flexor tendons
I: Proximal sesamoids (2 of them)

Note: Has Extensor branches that fuse with digital extensor tendon
Extensor carpi radialis
O:Lateral (extensor) epicondyle & crest
Ins:Small tuberosities on the dorsal surfaces of the base of MCII & III
A:Extends carpus
Inn:Radial
Blood:Transverse cubital
Other:Passes thru extensor retinaculum
Interosseous mm of Rum
O: Palmar surface of proximal MC2-5, deep to the flexor tendons
I: Proximal sesamoids (4 of them)

Note: Fleshy in young, becomes more fibrous with age
Common digital extensor
O:Lateral (extensor) epicondyle & crest
Ins:Extensor processes of the distal phalanges of digits 2-5
A:Extends digits 2-5 & carpus
Inn:Radial
Blood:Transverse cubital
Other:DORSAL sesamoid in each tendon (carn); 1 tendon in horse, 2 in ruminants
Flexor carpi radialis
O: Medial epicondyle of humerus & medial border of radius
I: Palmar side of the base of MC 2 & 3
A: Flex carpus
I: Median n
BS: Common interosseous & Deep antebrachial

Note: passes thru flexor retinaculum
Lateral digital extensor
O:Lateral (extensor) epicondyle & crest
Ins:Extensor processes of the distal phalanges of digits 3-5
A:Extends digits 3-5 & carpus
Inn:Radial
Blood:Transverse cubital
Other:only 1 tendon in LA
Superficial digital flexor
O: Medial epicondyle
I: Palmar surface of the base of the middle phalanges of digits 2-5
A: Flex digits 2-5
I: Median n
BS: Common interosseous & Deep antebrachial

Note: Pass thru palmar annular lig; Proximal Check Ligament (Eq)
Extensor carpi ulnaris/ulnaris lateralis
O:Lateral (extensor) epicondyle & crest
Ins:Lateral aspect of the proximal end of MC5 and the accessory carpal bone
A:Carpal FLEXOR
Inn:Radial
Blood:Transverse cubital
Other:
Pronator quadratus
O: Apposed surfaces of the radius & ulna
I: (fibers run transversely btw the 2 bones)
A: Pronate paw (turn palm down)
I:Median n

Note: ABSENT in LA
Supinator
O:Lateral (extensor) epicondyle & crest
Ins:Cranial surface of the proximal 1/4 of the radius
A:Supinate paw (turn palm up) & flex elbow
Inn:Radial
Blood:
Other:ABSENT in LA
Pronator teres
O: Medial epicondyle
I: Medial border of the radius btw the proximal & middle thrids
A: Pronate paw (turn palm down) & flex elbow
I: Median n

Note: ABSENT in LA
Abductor pollicis longus
O:Lateral border & cranial surface of the body of the ulna; the interosseous membrane
Ins:Proximal end of MC1
A:Abducts the pollex (1st digit) & extend carpus
Inn:Radial
Blood:
Other:aka Extensor carpi obliquus in LA
Deep digital flexor-Radial head
O: Middle 1/3 of the medial border of the radius
I: Flexor tubercle on the palmar surface of the distal phalanx of each digit
A:Flex the digits (from carpus to phalanges)
I: Median n
BS: Common interosseous & Deep antebrachial
Deep digital flexor-Humeral head
O: Medial epicondyle
I: Flexor tubercle on the palmar surface of the distal phalanx of each digit
A: Flex the digits (from carpus to phalanges)
I: Median & Ulnar n (lateral portion)
BS: Common interosseous & Deep antebrachial
Deep digital flexor- Ulnar head
O: Proximal 3/4 of the caudal border of the ulna
I: Flexor tubercle on the palmar surface of the distal phalanx of each digit
A: Flex the digits (from carpus to phalanges)
I: Ulnar n
BS: Common interosseous & Deep antebrachial
Flexor carpi ulnaris-Ulnar head
O: Caudal border & medial surface of Olecranon
I: Accessory carpal bone
A: Flex carpus
I: Ulnar n
BS: Common interosseous & Deep antebrachial
Flexor carpi ulnaris-Humeral head
O: Medial epicondyle
I: Accessory carpal bone
A: Flex carpus
I: Ulnar n
BS: Common interosseous & Deep antebrachial