Shoulder Insertion-->Origin

Question 1

Deltoid (3–>1)

Answer 1

I. Humerus, Deltoid Tuberosity

O. Scapula (Spine), 2. Scapula (acromion) 3. clavicle (lateral 1/3)

Question 2

Supraspinatus

Answer 2

I. Humerus (greater tubercle, superior part)

O. Scapula (supraspinous fossa)

Question 3

Infraspinatus

Answer 3

I. Humerus (greater tubercle, medial part)

O. scapula (infraspinous fossa)

Question 4

teres minor

Answer 4

I. Humerus (greater tubercle, inferior part)

O. Scapula (lateral border, upper half)

Question 5

teres major

Answer 5

I. Humerus (anteiror, intertubercular groove, medial lip, mid-shaft)
O. Scapula (lateral border, lower half)

Question 6

subscapularis

Answer 6

I. humerus (lesser tubercle)

O. Scapula (subscapular fosssa)

Question 7

pectoralis major 3–>1

Answer 7

I. humerus (anterior side, lateral lip, interbuercular groove)
O. Clavicular head (medial 1/2 of clavicle)
Sternocostal head (sternum and adjacent costal cartilages)

Question 8

pectoralis minor

Answer 8

I. Scapula (coracoid process)

O. Ribs 3-5

Question 9

serratus anterior

Answer 9

I. Scapula (medial border)

O. Upper ribs (1-8)

Question 10

biceps brachii

Answer 10

I. Radius (1. radial tuberosity, 2. antebracial fascia via bicipital aponeurosis)
O. Scapula
Short head: scapula (coracoid process)
Long Head:scapula (supraglenoid tubercle)

Question 11

coracobrachialis

Answer 11

I. Humerus (medial surface)

O. Scapula (coracoid process)

Question 12

brachialis

Answer 12

I. Ulna (coronoid process and tuberosity)

O. Humerus (anterior surface, distal half)

Question 13

triceps brachii

Answer 13

I. Ulna (olecranon process)
O.
Long Head; Scapula (infraglenoid tubercle)
Lateral Head: Humerus (posterior, superior to radial groove)
Medial Head: humerus, posterior, inferior to radial groove