| Question | Answer |
| Number of bones in body | Adult: 206Children: 350 |
| Axial Skeleton | Skull, Spinal column, Ribs and sternum, and hyoid bone |
| Appendicular Skeleton | extremities, pelvic and shoulder girdles |
| Functions of skeletal system | frameworkprotectionProduction of blood cellsStorageLevers |
| hematopoiesis or hemopoiesis | production of blood cells |
| Diaphysis | long shaft |
| Epiphysis | ends of bones |
| Skull | Cranial and facial bones |
| Cranial bones | 8 bonesFrontal2 Parietal2 TemporalOccipitalEthmoidSphenoid |
| Facial bones | 14 bonesMandible2 Maxilla2 Zygomatic2 lacrimal5 nasal2 palatine |
| Sutures | areas where the cranial bones have joined together |
| sinuses | air spaces in the bones of skull that act as resonating chambers for the voice |
| foramina | openings in the bones that allow nerves and blood vessels to enter or leave the bone |
| fontanels | soft spots |
| Vertebrae | 26 bones |
| Vertebrae functions | protec spinal cordProvide support |
| Sections of vertebrae | 7 cervical12 thoracic5 lumbarsacrum coccyx |
| intervertebral disks | pads of cartilage tissueseparate the vertebrae shock absorbersallow bending and twisting |
| Ribs aka Costae | 12 pairs |
| True ribs | first 7 pairs |
| False ribs | next 5 pairs |
| Floating ribs | last 2 pairs |
| sternum | breastbone |
| humerus | upper arm |
| radius | lower arm thumb |
| ulna | lower arm pinky |
| carpels | wrist 8 |
| metacarpals | palm 5 |
| phalanges | fingers 14 |
| femur | thigh |
| patella | knee cap |
| tibia | lower leg |
| fibula | lower leg |
| tarsals | ankle 7 |
| calcaneous | heel |
| metatarsals | arch 5 |
| phalanges | toes 14 |
| 3 types of joints | Diathrosis: freely movableAmphiarthrosis: slightly movableSynarthrosis: immovable |
