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kneecap
(Encyclopedia) kneecap (patella), saucer-shaped bone at the front of the knee joint; it protects the ends of the femur, or thighbone, and the tibia, the large bone of the foreleg. The kneecap is…sneeze
(Encyclopedia) sneeze, involuntary violent expiration of air through the nose and mouth. It results from stimulation of the nervous system in the nose, causing sudden contraction of the muscles of…larynx
(Encyclopedia) larynxlarynxlârˈĭngks [key], organ of voice in mammals. Commonly known as the voice box, the larynx is a tubular chamber about 2 in. (5 cm) high, consisting of walls of cartilage bound…birdsong
(Encyclopedia) birdsong. Song, call notes, and certain mechanical sounds constitute the language of birds. Song is produced in the syrinx, whose firm walls are derived from the rings of the trachea,…Achilles' tendon
(Encyclopedia) Achilles' tendon (tendo calcaneus)Achilles' tendontĕnˈdō kălkāˈnēəs [key], sinew prominent at the back of the ankle, connecting the tendons of the calf muscles to the heelbone. When…diathermy
(Encyclopedia) diathermydiathermydīˈəthûrˌmē [key], therapeutic measure used in medicine to generate heat in the body tissues. Electrodes and other instruments are used to transmit electric current…laryngitis
(Encyclopedia) laryngitis, inflammation of the mucous membrane of the voice box, or larynx, usually accompanied by hoarseness, sore throat, and coughing. Acute laryngitis is often a secondary…rheumatism
(Encyclopedia) rheumatismrheumatismr&oomacr;ˈmətĭzəm [key], general term for a number of disorders that cause inflammation and pain in muscles, bones, joints, or nerves. In common usage arthritis…cough
(Encyclopedia) cough, sudden, forceful expiration of air from the lungs caused by an involuntary contraction of the muscles controlling the process of breathing. The cough is a response to some…gooseflesh
(Encyclopedia) gooseflesh, temporary rumpling of the skin into tiny bumps, also called goose bumps and goose pimples, and technically known as cutis ansirina. In response to cold or certain emotional…Trending
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