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Skeletal System
| Question | Answer |
|---|---|
| calcaneus | short bone of the heel |
| frontal | flat bone of the forhead |
| femor | long bone of the superior leg |
| humerus | long bone of the superior arm |
| mandible | flat bone that makes the chin |
| metacarpal | long bone of the hand |
| radius | long bone on the medial side of the inferior arm |
| sternum | flat bone of the chest |
| vertebra | irregular bone of the vertebral column |
| diaphysis | name for the bone shaft |
| epiphyseal plate | site of longitudinal growth in a child |
| epiphysis | site of spongy bone in adult where hematopoiesis takes place |
| yellow marrow cavity | site of fate storage in the adult |
| red marrow | site of hematopoiesis |
| osteocyte | mature bone cell |
| osteoblasts | bone-forming cells |
| Diaphysis | Site of compact bone in the adult |
| Simple fracture | bone is broken cleanly; the ends do not penetrate the skin |
| Osteoclasts | Giant bone destroying cells in bones |
| closed reduction | nonsurgical realignment of broken bone ends and splinting of bone |
| Sagittal Suture | Midline of the skull |
| Optic Canal | Allows the optic nerve to pass to the eye |
| Sella Turcica | Holds the pituitary gland in place |
| Greenstick Fracture | Bone breaks incompletely, the same way a green twig breaks. Common in children. |
| Foramen | Opening through a bone that allows muscles, nerves, arteries, veins, and other structures to connect one part of the body to another. |
| Canaliculi | Tiny canals connecting lacunae |
| Occipital bone | makes up most of the base of the skull |
| Concentric lamellae | Layers of calcified matrix |