Shoulder

Question 1

Internal rotators (4)

Answer 1

Pectoralis major, lat dorsi, teres major, subscap

Question 2

External rotators (2)

Answer 2

Teres minor, infraspinatus

Question 3

Trapezius

Answer 3

O: SP C7-T12, I: clavicle, scapula, A: rotating scapula, n: CNXI

Question 4

Lat dorsi

Answer 4

O: SP T6-S5, ilium, I: humerus, A: extend, adduct, IR humerus, N: thoracodorsal n

Question 5

Rhomboid Major

Answer 5

O: SP T2-T5, I: medial border of scapula, A: adduct scapula, N: dorsal scapular n

Question 6

Rhomboid Minor

Answer 6

SP C7-T1, I: medial spine of scapula, A: adduct scapula, N: dorsal scapular n

Question 7

Levator scapulae

Answer 7

O: transverse process C1-C4 I: superior medial scapula, A: elevating, rotating scapula, N: C3-4

Question 8

Pectoralis major

Answer 8

O: sternum, ribs, clavicle I: humerus, A: adduct, internally rotate arm; N: medial and lateral plantar nerves