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Ch.3 Medical Term.
| Term | Definition |
|---|---|
| dactyl/o | digit (finger or toe) |
| lei/o | smooth |
| sarc/o | flesh |
| 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 |
| origin of a muscle | muscle end attached to the bone that does not move when the muscle contracts |
| insertion of a muscle | muscle end attached to the bone that moves when the muscle contracts |
| anterior-posterior(AP) | from front to back, as in reference to the direction of an x-ray beam |
| posterior-anterior (PA) | from back to front, as in reference to the direction of an x-ray beam |
| erect | normal standing position |
| decubitus | lying down, especially in bed |
| prone | lying face down and flat |
| goniometer | instrument used to measure joint angles |
| arthralgia | joint pain |
| atrophy | shrinking of muscle size |
| 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 |
| bony necrosis (also called sequestrum) | bone tissue that has died from loss of blood supply, such as can occur after a fracture |
| comminuted fracture | bone shattered into many small pieces |
| greenstick fracture | bending and incomplete break of bone; most often seen in children |
| leiomyoma | smooth muscle tumor |
| muscular dystrophy | a category of genetically transmitted diseases characterized by progressive atrophy of skeletal muscles; Duchenne type is most common |
| rickets | osteomalacia in children; causes bone deformity |
| spondylolisthesis | forward slipping of a lumbar vertebra (listhesis = slipping) |
| electromyogram (EMG) | a neurodiagnostic, graphic record of the electrical activity of muscle both at rest and during contraction; used to diagnose neuromusculoskeletal disorders (e.g., muscular dystrophy); usually performed by a neurologist |
| osteotomy | an incision into a bone |
| traction (Tx) | application of a pulling force to a fractured bone or dislocated joint to maintain proper position during healing |
| analgesic | a drug that relieves pain |
| CAT | computed axial tomography |
Created by:
dbelle01
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