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Ch 6.1 - Musculoskeletal System
Terms Related to Bones; do reverse side first
12
Classics
Undergraduate 2
09/20/2009

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Term
appendicular skeleton
Definition
bones of shoulder, pelvis, and upper and lower extremities
Term
axial skeleton
Definition
bones of skull, vertebral column, chest and hyoid bone
Term
epiphysis
Definition
wide ends of a long bone (physis=growth)
Term
diaphysis
Definition
shaft of a long bone
Term
metaphysis
Definition
growth zone between epiphysis and diaphysis during development of a long bone
Term
endosteum
Definition
membrane lining the medullary cavity of a bone
Term
medullary cavity
Definition
cavity within the shaft of the long bones filled with bone marrow
Term
bone marrow
Definition
soft connective tissue within the medullary cavities of bones
Term
red bone marrow
Definition
found in cavities of most bones in infants; functions in formation of RBCs, some WBCs, and platelets; in adults, red bone marrow is found most often in flat bones
Term
yellow bone marrow
Definition
gradually replaces red bone marrow in adult bones, functions as storage for fat tissue, and is inactive in formation of RBCs
Term
periosteum
Definition
a fibrous, vascular membrane that covers the bone
Term
articular cartilage
Definition
a gristle-like substance found on bones where they articulate
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