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Med.Term Ch15 Vocab
Chabner, Language of Medicine 11th edition-Chapter 15 Vocabulary
Vocabulary | Meaning |
---|---|
abduction | Movement away from midline of body |
acetabulum | Rounded depression in pelvis that joins the femur, forming the hip joint |
acromion | Outward extension of shoulder blade forming the point of the shoulder |
adduction | Movement toward midline of body |
articular cartilage | Smooth, glistening white tissue that covers the surface of a joint |
articulation | Any type of joint |
bone | Dense, hard connective tissue composing the skeleton |
bone depression | Opening or hollow region serving as a connection for bones, or passageway for blood vessels and nerves |
bone process | Enlarged area that extends from bones as an attachment for muscles, tendons, and ligaments |
bursa (plural: bursae) | Sac of fluid near a joint |
calcium | A mineral constituent of bone |
cancellous bone | Spongy, porous bone tissue in inner part of bone |
cartilage | Flexible, connective tissue |
collagen | Dense, connective tissue protein strands found in bone and other tissues |
compact bone | Hard, dense bone tissue, usually found around outer portion of bones |
cranial bones | Skull bones: ethmoid, frontal, occipital, parietal, sphenoid, and temporal |
diaphysis | Shaft, or mid-portion, of a long bone |
disk (disc) | Flat, round, plate-like structure |
dorsiflexion | Upper movement of the foot |
epiphyseal plate | Cartilaginous area at the ends of long bones where lengthwise growth takes in the immature skeleton |
epiphysis | Each end of a long bone; area beyond the epiphyseal plate |
extension | Straightening of a flexed limb |
facial bones | Bones of the face: lacrimal, mandibular, maxillary, nasal, vomer, and zygomatic |
fascia | Fibrous membrane separating and enveloping muscles |
flexion | Downward movement of the foot |
fontanelle | Soft spot (incomplete bone formation) between the skull bones of an infant |
foramen magnum | Opening of the occipital bone through which the spinal cord passes |
haversian canals | Minute spaces filled with blood vessels; found in compact bone |
insertion of a muscle | Connection of the muscle to a bone that moves |
ligament | Fibrous connective tissue that binds bones to other bones |
malleolus | Round process on both sides of the ankle joint |
manubrium | Upper portion of the sternum |
mastoid process | Round projection on the temporal bone behind the ear |
medullary cavity | Central, hollowed-out area in the shaft of a long bone |
meniscus | Crescent-shaped fibrocartilaginous structure found in the knee |
metaphysis | Flared portion of a long bone, between the diaphysis and the epiphyseal plate |
olecranon | Large process on the proximal end of the ulna |
origin of a muscle | Connection of the muscle to a stationary bone |
orthopedist | Medical doctor who specializes in bone, joint, and muscle conditions |
osseous tissue | Bone tissue |
ossification | Process of bone formation |
osteoblast | Bone cell that helps form bony tissue |
osteoclast | Bone cell that absorbs and removes unwanted bony tissue |
periosteum | Membrane surrounding bones; rich in blood vessels and nerve tissue |
phosphorus | Mineral substance found in bones in combination with calcium |
physiatrist | Medical doctor who specializes in rehabilitation |
plantar flexion | Bending the sole of the foot downward toward the ground |
pronation | Turning the palm downward |
pubic symphysis | Area of confluence of the two pubic bones in the pelvis |
red bone marrow | Found in cancellous bone; site of hematopoiesis |
ribs | Twelve pairs of curved bones that form the chest wall; true ribs are the first 7 pairs; false ribs are pairs 8-10; floating ribs are pairs 11 and 12 |
rotation | Circular movement around a central point |
sella turcica | Depression in the sphenoid bone where the pituitary gland is located |
sinus | Hollow air cavity within a bone |
skeletal muscle | Muscle connected to bones; voluntary or striated muscle |
smooth muscle | Visceral muscle |
striated muscle | Skeletal muscle |
styloid process | Pole-like process extending downward from the temporal bone on each side of the skull |
supination | Turning the palm upward |
suture | Immovable joint between bones |
suture joint | Immovable joint |
synovial cavity | Space between bones at a synovial joint |
synovial fluid | Viscous fluid within the synovial cavity |
synovial joint | Freely movable joint |
synovial membrane | Tissue lining the synovial cavity; produces synovial fluid |
temporomandibular joint | Connection on either side of the head between the temporal bone of the skull and the mandibular bone of the jaw |
tendon | Fibrous connective tissue that binds muscles to bones |
trabeculae | Supporting bundles of bony fibers in cancellous bone |
vertebra | Individual segment of the spine composed of the vertebral body, vertebral arch, spinous process, transverse process, and lamina |
visceral muscle | Muscle connected to internal organs; involuntary or smooth muscle |
xiphoid process | Lower, narrow portion of sternum |
yellow bone marrow | Fatty tissue found in the medullary cavity of most adult long bones |