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SKEL: Skeleton
The different bones of the skeleton
| Question | Answer |
|---|---|
| axial skeleton | The portion of the skeleton that supports and protects the head, neck, and trunk |
| appendicular skeleton | Bones of the limbs and limb girdles that are attached to the axial skeleton |
| skull | consists of bones of cranium, face, and middle ear |
| cranium | the portion of the skull that encloses the brain |
| frontal bone | anterior portion of the cranium (forehead) |
| parietal bone | two of the largest bones of the skull |
| occipital bone | back of head |
| nasal bones | Bones that form the bridge of the nose. |
| zygomatic bones | cheek bones |
| mandible | lower jaw bone |
| maxillary bone | upper jaw |
| thoracic cavity | AKA rib cage, protects heart and lungs |
| ribs | 12 pairs of bones forming the wall of the thorax |
| true ribs | first 7 pairs of ribs; attach directly to sternum |
| false ribs | ribs 8-10 that connect to the vertebrae in the back |
| floating ribs | last two pairs of ribs; do not attach to sternum |
| sternum | breastbone |
| xiphoid process | lower portion of the sternum |
| clavicle | Also known as collarbone; the bone that joins the sternum and scapula |
| scapula | shoulder blade |
| humerous | upper arm bone |
| radius | smaller bone in the forearm on the same side as the thumb |
| ulna | the larger and longer bone of the forearm |
| carpals | wrist bones |
| Metacarpals | bones of the palm of the hand |
| phalanges | fingers, toes |
| pelvis | protects internal organs and supports the lower extremities |
| pubis | The medial anterior portion of the pelvis |
| femur | thigh bone |
| tibia | the medial and larger bone of the lower leg |
| fibula | The lateral and smaller bone of the lower leg |
| tarsals | ankle bones |
| metatarsals | bones of the foot between ankle and toes |
| patella | kneecap |
| Popliteal | area behind the knee |
| orbit | eye socket |
| conchae | three uneven, scroll-like nasal bones that extend down through the nasal cavity |