Back Muscles OI

Question 1

sternocleidomastoid

Answer 1

O: manubrium and med 1/3 of clavicle

I: mastoid process

Question 2

Scalenes

Answer 2

O: transverse processes of C2-C7

I: 1 and 2nd rib

Question 3

Pect Major

Answer 3

O: med clavicle, sternum, and costal cartilage of ribs 1-7

I: lat lip of bicipital groove

Question 4

Pect minor

Answer 4

O: ribs 1-5

I: corocoid process

Question 5

Rhomiods

Answer 5

O: spinous processes of C7-T5

I: medial border of scapula

Question 6

Serratus Anterior

Answer 6

O: upper 8 and 9 ribs

I: costal surface of med border of scapula

Question 7

Trapezuis

Answer 7

O: occupital protuberance, nuchal ligmament, spinous process C7-T12

I: lat 1/3 of clavicle, acromion process, and spine of scapula

Question 8

Deltoid

Answer 8

O: lat 1/3 of clavicle, acromion process, and spine of scapula

I: deltoid tuberosity

Question 9

Supraspinatus

Answer 9

O:supraspinous fossa of scapula

I: greater tubercule of humerus

Question 10

Infraspinatus

Answer 10

O: infraspinous of scapula

I: greater tubercule of humerus

Question 11

Teres minor

Answer 11

O: superior lat boarder of scapula

I: greater tubercule of humerus

Question 12

Subscapularis

Answer 12

O: subscapular fossa of scapula

I: lesser tubercule of humerus

Question 13

Teres major

Answer 13

O: inferior angle of scapula

I: med lip of bicipital groove

Question 14

Lats

Answer 14

O: Spinous process of T7-L5, post iliac crest, post sacrum

I: Med lip of bicipital groove

Question 15

Coracobrachialis

Answer 15

O: coracoid process

I: mid 1/3 of humerus