The Appendicular Skeleton Composed of 126 bones Appendages (limbs) Pectoral girdle Pelvic girdle

The Appendicular Skeleton Figure 5.6a

The Appendicular Skeleton Figure 5.6b

The Pectoral (Shoulder) Girdle Composed of two bones Clavicle—collarbone Scapula—shoulder blade These bones allow the upper limb to have exceptionally free movement

Bones of the Shoulder Girdle Clavicle Figure 5.21b

Bones of the Shoulder Girdle Scapula Figure 5.21c–d

Bones of the Upper Limbs Humerus Forms the arm Single bone

Bones of the Upper Limbs Ulna and Radius The forearm has two bones Ulna Medial bone in anatomical position Radius Lateral bone in anatomical position Bones of the Upper Limbs Ulna and Radius

Bones of the Upper Limbs Carpals, Metacarpals,Phalanges The hand Carpals—wrist Metacarpals—palm Phalanges—fingers Bones of the Upper Limbs Carpals, Metacarpals,Phalanges