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frostbite
(Encyclopedia) frostbite (chilblains), injury to the tissue caused by exposure to cold, usually affecting the extremities of the body, such as the hands, feet, ears, or nose. Extreme cold causes the…mononucleosis, infectious
(Encyclopedia) mononucleosis, infectiousmononucleosis, infectiousmŏnˌən&oomacr;ˌklēōˈsĭs [key], acute infectious disease of older children and young adults, occurring sporadically or in epidemic…arteriosclerosis
(Encyclopedia) arteriosclerosisarteriosclerosisärtĭrˌēōsklərōˈsis [key], general term for a condition characterized by thickening, hardening, and loss of elasticity of the walls of the blood vessels…aneurysm
(Encyclopedia) aneurysmaneurysmănˈy&oobreve;rĭzəm [key], localized dilatation of a blood vessel, particularly an artery, or the heart. Dilatation of an artery, and therefore weakness of that…buffer
(Encyclopedia) buffer, solution that can keep its relative acidity or alkalinity constant, i.e., keep its pH constant, despite the addition of strong acids or strong bases. Buffer solutions are…schistosomiasis
(Encyclopedia) schistosomiasisschistosomiasisshĭsˈtəsōmīˈəsĭs [key], bilharziasisschistosomiasisbĭlˌhärzīˈəsĭs [key], or snail fever, parasitic disease caused by blood flukes, trematode worms of the…inflammation
(Encyclopedia) inflammation, reaction of the body to injury or to infectious, allergic, or chemical irritation. The symptoms are redness, swelling, heat, and pain resulting from dilation of the blood…ruby
(Encyclopedia) ruby, precious stone, the transparent red variety of corundum, found chiefly in Myanmar, Thailand, and Sri Lanka and classified among the most valuable of gems. The Myanmarese stones…scalp
(Encyclopedia) scalp, the integument covering the top of the head. It consists of three layers of tissue: the skin, an underlying layer of tissue and blood vessels, and the occipitofrontalis muscle…infarction
(Encyclopedia) infarction, blockage of blood circulation to a localized area or organ of the body resulting in tissue death. Infarctions commonly occur in the spleen, kidney, lungs, brain, and heart…Trending
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