cat muscles Flashcards
Pectoantebrachialis
O: manubrium
I: Fascia of Antebrachium near elbow
A: adducts and rotates forelimb
Pectoralis Major
O: cranial half of sternum
I: proximal humerus
A: adducts and rotates forelimb
Pectoralis Minor
O: caudal half of sternum
I: Proximal humerus
A: adducts and rotates forelimb
Xiphihumeralis
O: xiphoid process
I: proximal humerous
A: adducts and rotate forelimb
Clavobrachialis
O: clavicle
I: ulna
A: flexes forearm
Clavotrapezium
O: lambdoidal ridge of skull and mid dorsal raphe over spine of axis
I: clavicle
A: protraction of humerus
Latissimus Dorsi
O: neural spines of 4th-6th thoracic vertebrae
I: medial surface of numerous
A: pull forelimb dorso-caudally
Levator Scapulae Ventralis
O: transverse process of atlas and occipital bone
I: metacromion
A: pulls scapula craniad (towards head)
Acromiotrapezius
O: middorsal line from spine of axis to 4th thoracic vertebre
I: metacromion process and spine of scapula
A: adduct and stablize scapula
Spinodeltoid
O: spine of scapula
I: deltoid ridge of humerus
A: flexing and rotating humerus
Acromiodeltoid
O: spine of scapula
I: deltoid ridge of humerus
A: Flexing and rotating of humerus
Triceps brachii:
lateral head
O: proximal humerus (deltoid ridge)
I: olecranon process of ulna
A: pulls scapula dorsally and caudad (towards tail)
Triceps brachii:
Long head
O: scapula near glenoid fossa
I: olecranon process of ulna
A: extends forearm
External oblique
O: lumbodorsal fascia on last 9-10 ribs
I: linea alba
A: compresses abdominal viscera
Internal oblique
O: pelvis
I: linea alba
A: compresses abdominal view
transversus abdominus
O: ilium, lumbar vertebre, posterior ribs
I: line alba
A: compresses abdominal viscera
