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68wm6 A & P 2

skeletal and muscular

Abduction movement of a body part away from the midline
Adduction movement of body part toward the midline
Articular cartilage hyaline cartilage that covers ends of bones in synovial joints
Circumduction movement of a body part, such as a limb, so that the end follows a circular path
Compact bone dense tissue in which cells are organized in osteons (haversian system) with no spaces
Condyle a rounded process of a bone, usually forming a joint
Crest a ridgelike projection of a bone
Diaphysis the shaft of a long bone
Endochondral bones bone that begins as hyaline cartilage that is subsequently replaced by bone tissue
Endosteum tissue lining the medullary cavity within a bone
Epicondyle a projection of bone above a condyle
Epiphyseal plate cartilaginous layer within the long bone epiphysis that grows
Epiphyses the end of a long bone
Extension movement increasing the angle between parts at a joint
Flexion bending at a joint that decreases the angle between bones
Fontanel membranous region between certain cranial bones in the skull of a fetus or infant
Foramen an opening, usually in a bone or membrane
Hematopoiesis the production of blood cells from dividing stem and progenitor cells
Intramembranous bones bone that forms from membrane like layers of primitive connective tissues
Marrow connective tissue in spaces within bones that includes blood-forming stem and progenitor cells
Medullary cavity a cavity containing marrow within the diaphysis of a long bone
Osteoclasts a cell that erodes bone
Osteocytes a mature bone cell
Osteoblasts a bone-forming cell
Periosteum a fibrous connective tissue covering on the surface of a bone
Process a prominent bone projection
Pronation turning the palm of the hand downward while the forearm is parallel to the ground
Protraction a forward movement of a body part
Retraction movement of a part toward the back
Rotation movement turning a body part on its longitudinal axis
Sinus a cavity or space in a bone, or other body part
Spongy bone bone that consists of bars and plates separated by irregular spaces; cancellous boneGG
Supination turning the palm of the hand upward while the forearm is parallel to the ground
Suture an immovable joint
Actin contractile protein found in the thin myofilaments of skeletal muscle
All or None when stimulated, a muscle fiber will contract fully or not at all; whether a contraction occurs depends on whether the stimulus reaches the required threshold
Antagonist those having opposing actions; for example, muscles that flex the upper arm are antagonists to muscles that extend it
Aponeuroses broad fibrous sheets of connective tissue
Atrophy wasting away of tissue
Bursa saclike, fluid-filled structure, lined with synovial membrane,near a joint
Hypertrophy increase in size, structure, or function
Isometric type of muscle contraction in which muscle does not shorten, no movement
Isotonic of the same tension or pressure, movement
Sacromere contractile unit of muscle; length of a myofibril between two Z bands
Synergist muscle that assist the prime mover
Tenosynovitis inflammation of the tendon sheath
Created by: jason.flora