by zekya
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pharynx: the part of the neck and throat situated immediately posterior to the mouth and nasal cavityemulsion: a mixture of two or more immiscible (unblendable) liquidsvilli: tiny, finger-like projections that are approximately 0.5-1mm in length and come out from the wall of the small intestine and have additional extensions called microvilli .it help to increase absorptive area and the surface area of the intestinal wall.Peristalsis: radially symmetrical contraction of muscles which propagates in a wave down the muscular tubeenzymes: proteins that catalyze (i.e., increase the rates of) chemical reactionsDefecation : he final act of digestion by which organisms eliminate solid, semisolid or liquid waste material (feces) from the digestive tract via the anusSecretion : the process of elaborating, releasing, and oozing chemicals, or a secreted chemical substance from a cell or gland. In contrast to excretion, the substance may have a certain function, rather than being a waste product.

faeces: a waste product from an animal's digestive tract expelled through the anus (or cloaca) during defecation



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