ARM MOVEMENT

Question 1

Coracobrachialis

Answer 1

• coracoid process of scapula
• midshaft of humerus
• musculocutaneous
• adducts and flexes shoulder

Question 2

Deltoid

Answer 2

• clavicle, acromion process, and scapular spine
• deltoid tuberosity
• axillary
• flexes and extends shoulder; abducts, medially & laterally rotates arm

Question 3

Latissimus Dorsi

Answer 3

• spinous process T7-L5, sacrum & iliac crest, inferior angle of scapula in some people
• medial crest of intertubercular groove
• ## thoracodorsal

Question 4

Pectoralis Major

Answer 4

• clavicle, sternum, superior six coastal cartilages, & abdominal aponeurosis
• lateral crest of intertubercular groove
• medial and lateral pectoral

Question 5

Teres Major

Answer 5

• lateral border of scapula
• medial crest of intertubercular groove
• lower subscapular C5 & C6

Question 6

RC:

Infraspinatus