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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) |