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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 |