Bone Diagram Forehead The common name of (Frontal bone) each bone is listed first, Nose bones with the scientific name (Nasals) given in parenthesis. Cheek bone (Zygoma) Upper jaw (Maxilla) Lower jaw (Mandible) Collar bone (Clavicle) Breast bone (Sternum) Upper arm bone (Humerus) Lower arm bone (Ulna) Lower arm bone (Radius) Thigh bone (Femur) Kneecap (Patella) Shin bone (Tibia) Calf bone (Fibula) Ankle bones (Tarsals) Foot bones (Metatarsals) Toe bones (Phalanges) Skull Side of skull (Cranium) (Parietal bone) Back of skull Did you know? (Occipital bone) When you are a baby you Temple have more than 300 (Temporal bone) bones. By the time you are an adult you only Backbone Neck vertebrae (7) have 206 bones, because (Spine) (Cervical vertebrae) some of your bones join together as you grow! Shoulder blade (Scapula) Chest vertebrae (12) (Thoracic vertebrae) Ribs (12 pairs) Lower back vertebrae (5) (Lumbar vertebrae) Fused vertebrae (5) (Sacrum) Pelvic bones (Ilium) (Pubis) (Ischium) Wrist bones (Carpals) Hand bones (Metacarpals) Finger bones Bones are important! (Phalanges) They hold up your body, and along with your muscles, keep you moving. Without your bones, you’d just be one big blob! To be able to grow, strong bones needs lots of calcium and weight-bearing physical activity. Heel bone (Calcaneus) University of Washington PKU Clinic CHDD - Box 357920, Seattle, WA 98195 (206) 685-3015, Toll Free in Washington State 877-685-3015 http://depts.washington.edu/pku .