origin and function of cat (Dorsal Shoulder)

Question 1

O and I acromio deltoid?

Answer 1

O- acromion process of scapula

I- humerus

Question 2

function of acromio deltoid

Answer 2

flexes and rotates humerus

Question 3

origin and insertion of acromiotrapezius

Answer 3

• origin neural spines of cervical and first thoracic vertebrae
• insertion metcromion process and spine of scapula

Question 4

function of acromiotrapezius

Answer 4

• draws scapula dorsally and medially

Question 5

origin and insertion of clavotrapezius

Answer 5

• origin nuchal line of skull and dorsal midline of neck

- insertion clavicle

Question 6

function of clavotrapezius

Answer 6

draws humerus cranial

Question 7

origin and insertion of infraspinatus

Answer 7

• origin infraspinous fossa of scapula

- insertion greater tuberosity of humerus

Question 8

function of infraspinatus

Answer 8

rotates the humerus

Question 9

origin and insertion of the latissimus dorsi?

Answer 9

• origin lumbodorsal fascia and neural spines of the last thoracic and lumbar vertebrae
• insertion medial surface of the humerus

Question 10

function of the latissimus dorsi?

Answer 10

elevate the arm and draws it caudad

Question 11

origin and insertion of the rhomboideus

Answer 11

• origin neural spines of thoracic vertebrae

- insertion ventral border of the scapula

Question 12

function of rhomboideus

Answer 12

to draw scapula dorsally

Question 13

origin and insertion of the rhomboideus capitis

Answer 13

• origin superior nuchal line

- insertion angle of scapula

Question 14

function of rhomboideus wapitis?

Answer 14

draws scapula cranial