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Tracheate :: Tracheate (n.) Any arthropod having tracheae; one of the Tracheata.

Larynx :: Larynx (n.) The expanded upper end of the windpipe or trachea, connected with the hyoid bone or cartilage. It contains the vocal cords, which produce the voice by their vibrations, when they are stretched and a current of air passes between them. The larynx is connected with the pharynx by an opening, the glottis, which, in mammals, is protected by a lidlike epiglottis..

Laryngotracheal :: Laryngotracheal (a.) Pertaining to both larynx and trachea; as, the laryngotracheal cartilage in the frog..

Windpipe :: Windpipe (n.) The passage for the breath from the larynx to the lungs; the trachea; the weasand. See Illust. under Lung.

Tracheary :: Tracheary (n.) One of the Trachearia.

Tracheal :: Tracheal (a.) Of or pertaining to the trachea; like a trachea.

Tracheata :: Tracheata (n.pl.) An extensive division of arthropods comprising all those which breathe by tracheae, as distinguished from Crustacea, which breathe by means of branchiae..

Pauropoda :: Pauropoda (n. pl.) An order of small myriapods having only nine pairs of legs and destitute of tracheae.

Artery :: Artery (n.) The trachea or windpipe.

Insecta :: Insecta (n. pl.) One of the classes of Arthropoda, including those that have one pair of antennae, three pairs of mouth organs, and breathe air by means of tracheae, opening by spiracles along the sides of the body. In this sense it includes the Hexapoda, or six-legged insects and the Myriapoda, with numerous legs. See Insect, n..

Prototracheata :: Prototracheata (n. pl.) Same as Malacopoda.

The Gapes :: The gapes () A disease of young poultry and other birds, attended with much gaping. It is caused by a parasitic nematode worm (Syngamus trachealis), in the windpipe, which obstructs the breathing. See Gapeworm..

Taenidium :: Taenidium (n.) The chitinous fiber forming the spiral thread of the tracheae of insects. See Illust. of Trachea.

Vessel :: Vessel (n.) A continuous tube formed from superposed large cylindrical or prismatic cells (tracheae), which have lost their intervening partitions, and are usually marked with dots, pits, rings, or spirals by internal deposition of secondary membranes; a duct..

Tracheobronchial :: Tracheobronchial (a.) Pertaining both to the tracheal and bronchial tubes, or to their junction; -- said of the syrinx of certain birds..

Croup :: Croup (n.) An inflammatory affection of the larynx or trachea, accompanied by a hoarse, ringing cough and stridulous, difficult breathing; esp., such an affection when associated with the development of a false membrane in the air passages (also called membranous croup). See False croup, under False, and Diphtheria..

Bronchus :: Bronchus (n.) One of the subdivisions of the trachea or windpipe; esp. one of the two primary divisions.

Trachearia :: Trachearia (n.pl.) A division of Arachnida including those that breathe only by means of tracheae. It includes the mites, ticks, false scorpions, and harvestmen..

Glottis :: Glottis (n.) The opening from the pharynx into the larynx or into the trachea. See Larynx.

Laryngotracheotomy :: Laryngotracheotomy (n.) The operation of cutting into the larynx and the upper part of the trachea, -- a frequent operation for obstruction to breathing..

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