Bones of Upper limb

Clavicle

Dorsal

Radius (arm)• The shorter of the two long bones of the forearm,

extending from the elbow to the wrist;

• it is the bone on the thumb side of the arm.

• The radius rotates around the ulna, permitting the hand to rotate and be flexible.

• A projection just above the thumb side of the wrist marks the end of the radius.