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chapter 3 vocabulary
Term | Definition |
---|---|
chondr/o | cartilage (gristle) |
cost/o | rib |
dactyl/o | digit (finger or toe) |
kyph/o | humpback |
lei/o | smooth |
lord/o | bent |
myel/o | bone marrow, spinal cord |
sarc/o | flesh |
epiphysis | wide ends of a long bone (physis = growth) |
diaphysis | shaft of a long bone |
endosteum | membrane lining the medullary cavity of a bone |
periosteum | a fibrous, vascular membrane that covers the bone |
bursa | a fibrous sac between certain tendons and bones that is lined with a synovial membrane that secretes synovial fluid |
annulus fibrosus | ring of fibrocartilage and fibrous tissue forming the circumference of the intervertebral disk; surrounds the nucleus pulposus |
nucleus pulposus | the soft, fibrocartilaginous, central portion of intervertebral disk |
joint capsule | sac enclosing the articulating ends of bones forming a synovial joint |
tendon | a band of fibrous tissue that connects muscle to bone |
superior | situated above or directed upward (toward the head) also known as cephalic |
caudal | situated below another structure, away from head. also known as interior |
erect | normal standing position |
decubitus | lying down, especially in bed |
flexion | bending at the joint so that the angle between the bones is decreased |
extension | straightening at the joint so that the angle between the bones is increased |
goniometer | instrument used to measure joint angles |
arthralgia | joint pain |
crepitation | grating sound sometimes made by the movement of a joint or by broken bones (also called crepitus) |
exostosis | a projection arising from a bone that develops from cartilage |
osteoarthritis (OA) | most common form of arthritis and most commonly associated with aging (wear-and-tear arthritis) also called degenerative arthritis and degenerative joint disease (DJD) |
degenerative arthritis | most common form of arthritis, especially affecting the weight-bearing joints (e.g., knee or hip), characterized by the erosion of articular cartilage. also called osteoarthritis and degenerative joint disease (DJD) |
gouty arthritis | acute attacks of arthritis, usually in a single joint (especially the great toe), caused by hyperuricemia (an excessive level of uric acid in the blood) |