Insertions and Origins of the muscles of the cat - Posterior View Flashcards
Clavotrapezius - Origin
Skull and axis
Clavotrapezius - Insertion
Clavicle
Clavotrapezius - Action
Elevates scapula
Acromiotrapezius - Origin
Spinous processes of C1-7, T1
Acromiotrapezius - Insertion
Scapula
Acromiotrapezius - Action
Retracts scapula
Spinotrapezius - Origin
Spinous processes of T1-T12
Spinotrapezius - Insertion
Scapula
Spinotrapezius - Action
Depresses scapula
Clavodeltoid - Origin
Clavicle
Clavodeltoid - Insertion
Ulna
Clavodeltoid - Action
Flexes humerus
Acromiodeltoid - Origin
Acromion process of scapula
Acromiodeltoid - Insertion
Humerus
Acromiodeltoid - Action
Flexes and medially rotates humerus
Spinodeltoid - Origin
Spine of scapula
Spinodeltoid - Insertion
Humerus
Spinodeltoid - Action
Flexes and laterally rotates humerus
Latissimus dorsi - Origin
T6-L5, ribs 10-12, iliac crest, thoracolumbar fascia
Latissimus dorsi - Insertion
Humerus
Latissimus dorsi - Action
Adducts, extends, medially rotates humerus; depresses scapula