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Of or pertaining to the thorax, or chest. Thoracic duct (Anat.), the great trunk of the lymphatic vessels, situated on the ventral side of the vertebral column in the thorax and abdomen. See Illust. of Lacteal.

A division of cirripeds including those which have six thoracic segments, usually bearing six pairs of cirri. The common barnacles are examples.

Relating to the abdomen and the thorax, or chest.

In the thorax.

Within the thora

Of or pertaining to the mesothorax.

Of or pertaining to the metathorax.

Of or pertaining to the prothorax.

One of the thoracic legs of Arthropods.

d heightened in pitch; -- observed in auscultation of the chest in certain cases of intro-thoracic disease.

of elongated legs attached laterally to each segment; well developed jaws; and a pair of thoracic legs converted into poison fangs. They are insectivorous, very active, and some species grow to the length of a foot.

the intestinal juices. It is absorbed by the lacteals, and conveyed into the blood by the thoracic duct.

An instrument (chisel or shears) to cut the ribs and open the thoracic cavity, in post-mortem examinations and dissections. Knight.

A prefix signifying within, into, in, inward; as, introduce, introreception, introthoracic.

vessels which convey chyle from the small intestine through the mesenteric glands to the thoracic duct; a chyliferous vessel.

bsorbed from the various tissues and organs of the body, and is finally discharged by the thoracic and right lymphatic ducts into the great veins near the heart.

The scutum or dorsal plate of the middle thoracic segment of an insect. See Illust. of Butterfly.

One of the thoracic legs of a crustacean. See Illust. of Crustacea.

One of the internal thoracic processes of the sternum of an insect.

The hindermost dorsal piece of a thoracic somite of an insect; the plate behind the scutellum.