BIO 2135 Quiz: MAMMALIA Keywords

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Alveoli: a tiny, thin-walled, capillary-rich sac in the lungs where the exchange of oxygen and carbon dioxide takes place. Apocrine gland: a multicellular gland, such as a mammary gland or an axillary sweat gland, that extrudes part of the cytoplasm with the secretory product. Canines: teeth in carnivores and omnivores, used for piercing. Deciduous teeth: teeth of a young mammal which are shed and replaced by permanent teeth. Diaphragm: a muscular membranous partition separating the abdominal and thoracic cavities and functioning in respiration. Diphyodont teeth: a diphyodont is an animal with two successive sets of teeth, first the. Ductus arteriosus: blood shunt between the pulmonary artery and the aorta of the mammalian embryo. Eccrine sweat gland: any of the numerous small sweat glands distributed over the body"s surface that produce a clear aqueous secretion devoid of cytoplasmic constituents and important in regulating body temperature.