- laryngotracheal groove
- a furrow at the caudal end of the floor of the embryonic pharynx that develops into the respiratory tract.
Medical dictionary. 2011.
laryngotracheal groove
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Laryngotracheal groove — Infobox Embryology Name = PAGENAME Latin = GraySubject = 235 GrayPage = 1071 Caption = The head and neck of a human embryo thirty two days old, seen from the ventral surface. The floor of the mouth and pharynx have been removed. (Laryngo tracheal … Wikipedia
groove — A narrow, elongate depression or furrow on any surface. SEE ALSO: sulcus. alveolobuccal g. the upper and lower half of the buccal vestibule on each side. SYN: alveolobuccal sulcus, gingivobuccal g., gingivobuccal sulcus. alveololabial g. 1. the… … Medical dictionary
Development of human lung — The development of human lung arises from the laryngotracheal groove. The larynx, trachea, bronchi and lungs begin to form during the fourth week of embryonic development.[1] At this time, the respiratory diverticulum (lung bud) appears ventrally … Wikipedia
Embryology — 1 morula, 2 blastula 1 blastula, 2 gastrula with blastopor … Wikipedia
Nasal placode — Latin placoda nasalis, placoda olfactoria Gives rise to olfactory epithelium Code TE E5.3.0.0.0.0.8 The nasal placode (or olfactory placode[1]) gives rise to the olf … Wikipedia
Respiratory system — See also: Respiratory tract Respiratory A complete, schematic view of the human respiratory system with their parts and functions. Latin … Wikipedia
furcula — 1. The fused clavicles, which form the V shaped bone (wishbone) of the bird s skeleton. 2. In the embryo, an inverted U shaped elevation that appears on the ventral wall of the pharynx, being formed by the two linear ridges and the caudal part of … Medical dictionary
embryonic period — the earliest period or phase of lung development in utero, lasting from the third week after conception to the sixth week; it is sometimes not named as a defined period of lung development, which is instead considered to begin with the following… … Medical dictionary
