alimentary duct

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• alimentary canal — noun tubular passage of mucous membrane and muscle extending about 8.3 meters from mouth to anus; functions in digestion and elimination • Syn: ↑alimentary tract, ↑digestive tube, ↑digestive tract, ↑gastrointestinal tract, ↑GI tract • Hypernyms:… …   Useful english dictionary

• alimentary tract — noun tubular passage of mucous membrane and muscle extending about 8.3 meters from mouth to anus; functions in digestion and elimination • Syn: ↑alimentary canal, ↑digestive tube, ↑digestive tract, ↑gastrointestinal tract, ↑GI tract • Hypernyms:… …   Useful english dictionary

• Thoracic duct — Lymph: Thoracic duct The thoracic and right lymphatic ducts. (Thoracic duct is thin vertical white line at center.) …   Wikipedia

• epithelial duct — noun a bodily passage or tube lined with epithelial cells and conveying a secretion or other substance the tear duct was obstructed the alimentary canal poison is released through a channel in the snake s fangs • Syn: ↑duct, ↑canal, ↑channel • …   Useful english dictionary

• pneumatic duct — noun : the duct that connects the air bladder with the alimentary canal in physostomous fishes * * * the duct joining the air bladder and alimentary canal of a physostomous fish …   Useful english dictionary

• air duct — noun a duct that provides ventilation (as in mines) • Syn: ↑air passage, ↑airway • Hypernyms: ↑duct • Hyponyms: ↑register, ↑snorkel, ↑ …   Useful english dictionary

• omphalomesenteric duct — n the duct by which the yolk sac or umbilical vesicle remains connected with the alimentary tract of the vertebrate embryo called also vitelline duct, yolk stalk …   Medical dictionary

• vitelline duct — noun : the duct by which the yolk sac or umbilical vesicle remains connected with the alimentary tract of the vertebrate embryo * * * vitelline duct, = yolk stalk. (Cf. ↑yolk stalk) …   Useful english dictionary

• pneumatic duct — the duct joining the air bladder and alimentary canal of a physostomous fish. * * * …   Universalium

• Human gastrointestinal tract — Alimentary canal redirects here. For animal alimentary canal in general, see Gut (anatomy). Human gastrointestinal tract (Digestive System) Stomach colon rectum diagram The human gastrointestinal tract refers to the stomach a …   Wikipedia

• animal development — Introduction  the processes that lead eventually to the formation of a new animal starting from cells derived from one or more parent individuals. Development thus occurs following the process by which a new generation of organisms is produced by …   Universalium