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Musculoskeletal Sys.
Medical Terms
| Term | Definition |
|---|---|
| Osseus | Bony; Composed of Bone; Pertaining to bone. |
| Osteoblast | A cell associated with the production of bone. |
| Osteoclast | A large cell associated with the absorption and removal of bone. |
| Osteocyte | A mature osteoblast. |
| Collagen | A fibrous insoluble protein found in the white fibers of connective tissue including bone, ligaments, and tendons. |
| Periosteum | The specialized connective tissue covering all the bones of the body |
| Endosteum | The connective tissue membrane lining the medullary cavity of bone. |
| Medullary | Pertaining to bone marrow or the inner portion of an organ. |
| Diaphysis | The portion of a long bone between its ends; the shaft of the bone. |
| Epiphysis | The end of a long bone that is usually wider than the shaft. Contains a center for growth in the length. |
| Ossification | The formation of bone; the normal process of hardening of bone by calcification. |
| Calcification | Deposit of calcium salts within bony tissues. |
| Axis | A straight line passing through the center about which a body or part may rotate. |
| Axial | Pertaining to or forming an axis. |
| Appendicular | Pertaining to an appendage such as a limb or extremity. |
| Skeleton | The body framework of the body consisting of 206 bones. |
| Skeletal | Pertaining to the skeleton. |
| Cranium | The skull; that portion of the skull which encloses the brain |
| Frontal | Pertaining to the forehead or forehad bone. |
| Parietal | Pertaining to the two bones that form most of the roof and upper sides of the cranium. |
| Temporal | Pertaining to the temple or central sides of the cranium; of the two bones of the cranium located above and around each ear. |
| Occipital | Pertaining to the back and most of the lower base of the skull. |
| Sphenoid | Wedge-shaped; pertaining to the bat-shaped bone that extends behind the eyes, forming the anterior base of the cranium and part of each orbit. |
| Ethmoid | Sieve-like, pertaining to the delicate bone that forms much of the internal nasal structure and part of each orbit. |
| Suture | One of the jagged seams that unite the adjoining bones of the skull. |
| Fontanel | A space located at the junction of the sutures in the skull of the infant. |
| Sinus | One of the eight air-filled caivities in the skull that communicate with the nasal cavity. |
| Orbital | Pertaining to the orbit or eye socket. |
| Zygoma | The cheekbone. The two zygomae form the bony arch that extends along the front and side of the skull below the orbits. |
| Maxilla | One of the pair of bones forming the upper jaw. |
| Maxillary | Pertaining to the upper jaw bone. |
| Mandible | The lower jaw bone; horeshoe-shaped. |
| Mandibular | Pertaining to the lower jaw bone. |
| Nasal | Pertaining to the nose or one of the two bones that formthe bridge of the nose. |
| Vertebra | A backbone; any one of the bones of the spinal column. |
| Intervertebral | Situated between two adjacent vertebrae. |
| Cervical | Pertaining to the neck; the seven cervical vertebrae are designated. |
| Thoracic | Pertaining to the neck; the seven cervical vertebrae are designated. |
| Lumbar | Pertaining to the loin or small of the back |
| Sacrum | The large triangular bone near the lower end of the spinal column to which the hip bones are attached. |
| Coccyx | The tail bone or small bone at the end of the spinal column. |
| Coccygeal | Pertaining to the coccyx or tail bone. |
| Costa | A rib. |
| Intercostal | Between the ribs; situated between the ribs |
| Sternum | The breastbone; a lont flat bone shaped somewhat like a dagger and joined to the cartilages of most of the ribs anteriorly. |
| Manubrium | The upper portion of the sternum. |
| Xiphoid Process | The lower end of the sternum. |
| Pelvis | The large basin or cup-shaped ring of bone at the base of the spinal column. |
| Pelvic | Pertaining to the pelvis or pelvic obne. |
| Ilium | The superiormost bone of each pelvic bone. |
| Ischium | The inferoposterior bone of each of the pelvic of hip bones. |
| Pubis | The inferoanterior bone of each of the hip-bones. |
| Symphysis Pubix | The cartilaginous joint formed by the union of the 2 pubic bones at the midline. |
| Clavicle | The collar bone or clavicula; a curved bone that joins with the sternum medially and the acromion process of teh scapula. |
| Clavicular | Pertaining to the collar bone. |
| Scapula | The shoulder blade; a large flat triangular bone. |
| Glenoid | Socket-like; resembling a socket. |
| Acromion | The lateral extension of the projecting spine of the scapula. |
| Humerus | The upper arm bone. |
| Radius | The shorter and thicker of the two forearm boens located on the side of the thumb. |
| Ulna | The forearm bone on the side of the little finger that extends from the wrist to the elbow. |
| Carpus | The eight bones of the wrist. |
| Metacarpus | The five bones of the hand between the wrist and fingers. |
| Phalanx | Any bone of a finger or toem each finger or toe having three such bones and the thumb and great toe having two. |
| Acetabulum | The hip socket; the cup-shaped cavity on the outer aspect of the hip bone. |
| Os innominatum | The innominate bone. |
| Os Coxae | The hip bone or pelvic bone. |
| Femur | The thigh bone; the longest, shortest bone in the human body. |
| Patella | The knee-cap; a small flat triangular bone located in front of the knee joint within the inserting tendon of the quadriceps femoris muscle. |
| Tibia | The shin bone; the medial, larger bone of the lower leg. |
| Fibula | The smaller lateral bone of the lower leg. |
| Tarsus | The ankle; the 7 bones of the ankle including the heel bone. |
| Calcaneus | The heel bone; the irregular bone at the back of the tarsus. |
| Metatarsus | The part of the foot between the tarsus and the toes; the 5b long bones that extend from the tarsus to the toes. Also called the metatarsals and metatarsal bones. |
| Phalangeal | Pertaining to a phalanx or the phalanges. |
| Condyle | A rounded knobby porojection at the end of a bone that fits into a joint. |
| Malleolus | The rounded bony prominence or projection on either side of the ankle joint. |
| Fossa | A furrow or depression in a bone or other structure. |
| Olecranon | The large process of the ulna forming the bony prominence of the elbow. |
| Foramen | A natural opening, especially in a bone, that may pass into or through the bone. |
| Meatus | A tube-shaped passage |
| Mastoid | Fromed like a breast of nipple()_ |
| Process | A noticeable projection of bone. |
| Articulation | A joint; the junction of two or more bones. |
| Ligament | A band of strong fibrous connective tissue. |
| Tendon | A strong cord of fibrous connective tissue serving to attach muscles to bones. |
| Bursa | A small closed sac containing synovial fluid, usually found within joint areas |
| Meniscus | A crescent shaped fibrocartilage in the knee joint. Each knee has a medial and a lateral meniscus which act as cushions between the ends of the bones in the knee joint. |
| Retinaculum | Tight transverse fibrous bands or ligaments that serve to bind down the tendons close to the bone as they pass over a joint. |