OIA's of canine Flashcards
Insertion of the supinator
Cranial aspect of proximal radius
Origin of the brachialis
Brachialis groove (proximal and lateral aspect of the humerus)
Action of deep digital flexor
Flex carpus, flex digits
Parts of the trapezius
Cervical trapezius and thoracic trapezius
Action of subscapularis
Medially stabilizes shoulder, adduct shoulder, extend shoulder
Insertion of omotransversarius
Distal end of spine of scapula
Action of latissimus dorsi
Draw limb caudally, flex shoulder
Insertion of the lateral digital extensor
Extensor process of the distal phalanx of digits 3, 4 & 5
Insertion of the common digital extensor
Extensor processes of the distal phalanx of digits 2,3,4 & 5
Action of the teres minor
Laterally stabilizes the shoulder, laterally rotates shoulder, flex shoulder
Insertion of the trapezius
Spine of scapula
Action of the brachialis
Flex elbow
Insertion of the ulnaris lateralis
Lateral aspect of the proximal end (base) of MC, accessory carpal bone
Insertion of anconeus
Proximal and lateral aspect of the ulna
Origin of anconeus
Lateral supracondylar crest of the humerus; lateral and medial epicondyles of the humerus
Deep pectoral action
Pulls trunk cranially when limb is moving forward, extending shoulder
Insertion of subscapularis
Lesser tubercle of humerus
Action of serratus ventralis
Support trunk, depress scapula
Origin of flexor carpi radialis
Medial epicondyle of the humerus; medial border of the radius
Three parts of the rhomboideus
Rhomboideus capitis (head) Rhomboideus cervicis (neck) Rhomboideus thoracis (thorax)
Action of the pronator teres
Pronation (rotate the antebrachium medially so that the palmar surface of the paw faces the ground)
Action of brachocephalicus
Advance the limb, extend shoulder, draw head and neck side to side
Origin of flexor carpi ulnaris
Two heads: ulnar and humeral
Medial epicondyle of the humerus; olecranon caudal and medial aspect
Fibrous raphe
Fusion of connective tissues at the midline
Insertion of the biceps brachii
Radial and ulnar tuberosities
Action of superficial digital flexor
Flex carpus; flex digits 2-5
Origin of serratus ventralis
Ribs, transverse processes of cervical vertebrae
Superficial pectoral action
Adduct limb (non-weight bearing)/prevent abduction of limb (weight bearing)
Insertion of serratus ventralis
Serrated face in scapula
Insertion of the tensor fasciae antebrachii
Olecranon of the ulna
Origin of the triceps brachii
Long head: caudal border of scapula
Other heads: tricipital line, proximal humerus
Insertion of brachiocephalicus
Distal end of cranial humerus (cleidobrachialis)
Middorsal fibrous raphe of neck (cleidocephalicus pars cervicalis)
Mastoid part of the temporal bone (cleidocephalicus pars mastoideus)
Action of the anconeus
Extend elbow
Insertion of the brachialis
Radial and ulnar tuberosities
Origin of tensor fasciae antebrachii
Fascia covering the lateral surface of the latissimus dorsi muscle
Origin of superficial digital flexor
Medial epicondyle of the humerus
Insertion of the flexor carpi ulnaris
Accessory carpal bone
Origin of the Supraspinatus
Supraspinous fossa of scapula
Action of triceps brachii
Flex shoulder (long head) and extend elbow (all heads)
Action of flexor carpi radialis
Flex carpus
Origin of rhomboideus
Base of skull-nuchal crest of occipital bone
Median fibrous raphe of neck
Spinous processes of thoracic vertebrae
Origin of the common digital extensor
Lateral epicondyle of the humerus
Insertion of deep digital flexor
Flexor tubercle (palmar surface of the base) of the distal phalanx of each digit
Origin of deltoideus
Spine and acromion of scapula
Insertion of latissimus dorsi
There’s major tuberosity of humerus via teres major tendon