The upper extremities

Question 1

What are the upper extremities?

Answer 1

composed of arms, forearms, hands and fingers

Question 2

What is the shoulder girdle?

Answer 2

1. ) clavicle
2. ) scapula
3. ) humerus

Question 3

Arm

Answer 3

(1) Humerus is the supporting bone
(2) Forearm consists of radius and ulna
(3) Radius lies on the lateral, or thumb, side
(4) Ulna is on the medial, or little, finger

Question 4

Wrist and Hand

Answer 4

(1) A modified ball-and-socket joint formed by the ends of the radius and ulna and carpal bones
(3) Five metacarpals extend from the carpal bones and make up the hand
(4) Fingers are composed of phalanges