breathing-pore
41Methyllycaconitine — Clinical data Pregnancy cat.  ? Legal status  ? I …
42NMDA receptor antagonist — Ketamine, one of the most common NMDA receptor antagonists. NMDA receptor antagonists are a class of anesthetics that work to antagonize, or inhibit the action of, the N methyl d aspartate receptor (NMDAR). They are used as anesthesia for animals …
43Magnoliidae — Taxobox name = Magnoliidae image caption = Flower of Asimina triloba regnum = Plantae unranked divisio = Angiospermae unranked classis = Magnoliidae unranked classis authority = Novák ex Takht. [cite book | last=Takhtajan | first=A. | year=1967 | …
44Onchidal — Systematic (IUPAC) name (1E,3E) 5 (2,2 dimethyl 6 methylenecyclohexyl) 3 formylpenta 1,3 dien 1 yl acetate Clinical data Pregnancy cat …
45gas — gasless, adj. /gas/, n., pl. gases, v., gassed, gassing. n. 1. Physics. a substance possessing perfect molecular mobility and the property of indefinite expansion, as opposed to a solid or liquid. 2. any such fluid or mixture of fluids. 3. any… …
46poison — poisoner, n. poisonless, adj. poisonlessness, n. /poy zeuhn/, n. 1. a substance with an inherent property that tends to destroy life or impair health. 2. something harmful or pernicious, as to happiness or well being: the poison of slander. 3.… …
47transpiration — /tran speuh ray sheuhn/, n. 1. an action or instance of transpiring. 2. Bot. the passage of water through a plant from the roots through the vascular system to the atmosphere. [1545 55; TRANS + L spiration , s. of spiratio breathing (spirat(us),… …
48digestive system, human — Introduction the system used in the human body for the process of digestion. The human digestive system consists primarily of the digestive tract (alimentary canal), or the series of structures and organs through which food and liquids pass… …
49environmental works — ▪ civil engineering Introduction infrastructure that provides cities and towns with water supply, waste disposal, and pollution control services. They include extensive networks of reservoirs, pipelines, treatment systems, pumping stations …
50velvet worm — ▪ invertebrate phylum any of about 70 wormlike species of ancient, terrestrial invertebrates with short, thick legs and a dry, velveteen body. Onychophorans range in size from 14 to 150 mm (about 0.6 to 6 inches) and are found in rainforests.… …
