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THORAX
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Irregular inflected form: thoraces
I. (noun)
Sense 1
Meaning:
Part of an insect's body that bears the wings and legs
Classified under:
Hypernyms ("thorax" is a kind of...):
body part (any part of an organism such as an organ or extremity)
Hyponyms (each of the following is a kind of "thorax"):
prothorax (the anterior part of an insect's thorax; bears the first pair of legs)
Holonyms ("thorax" is a part of...):
insect (small air-breathing arthropod)
Sense 2
Meaning:
The part of the human torso between the neck and the diaphragm or the corresponding part in other vertebrates
Synonyms:
Classified under:
Hypernyms ("thorax" is a kind of...):
body part (any part of an organism such as an organ or extremity)
Meronyms (parts of "thorax"):
rib cage (the bony enclosing wall of the chest)
breast; chest (the front of the trunk from the neck to the abdomen)
chest cavity; thoracic cavity (the cavity in the vertebrate body enclosed by the ribs between the diaphragm and the neck and containing the lungs and heart)
musculus pectoralis; pecs; pectoral; pectoral muscle; pectoralis (either of two large muscles of the chest)
area of cardiac dullness (a triangular area of the front of the chest (determined by percussion); corresponds to the part of the heart not covered by the lungs)
gall bladder; gallbladder (a muscular sac attached to the liver that stores bile (secreted by the liver) until it is needed for digestion)
thoracic vein; vena thoracica (veins that drain the thoracic walls)
thoracic aorta (a branch of the descending aorta; divides into the iliac arteries)
breastbone; sternum (the flat bone that articulates with the clavicles and the first seven pairs of ribs)
Hyponyms (each of the following is a kind of "thorax"):
bust; female chest (the chest of a woman)
male chest (the chest of a man)
Holonyms ("thorax" is a part of...):
craniate; vertebrate (animals having a bony or cartilaginous skeleton with a segmented spinal column and a large brain enclosed in a skull or cranium)
body; torso; trunk (the body excluding the head and neck and limbs)
Sense 3
Meaning:
The middle region of the body of an arthropod between the head and the abdomen
Classified under:
Nouns denoting body parts
Hypernyms ("thorax" is a kind of...):
body part (any part of an organism such as an organ or extremity)
Holonyms ("thorax" is a part of...):
arthropod (invertebrate having jointed limbs and a segmented body with an exoskeleton made of chitin)
Context examples:
The 11th cranial nerve, which sends motor impulses to the muscles of the upper thorax, back, shoulders, and pharynx.
(Accessory Nerve, NCI Thesaurus)
A flat cell of mesenchymal origin that forms the superficial layer of the serosal membranes lining the body cavities of the abdomen and thorax.
(Mesothelial Cell, NCI Thesaurus)
One of a pair of viscera occupying the pulmonary cavities of the thorax, the organs of respiration in which aeration of the blood takes place.
(Lung, NCI Thesaurus)
V2 electrode (+) placed in the 6th intercostal space on the left side of the thorax along a line parallel to the level of the point of the shoulder.
(Lead Site CV6LU, NCI Thesaurus)
A primitive neuroectodermal tumor (small round blue cell tumor) of the thorax which can involve the periosteum, thoracic wall and/or pleura though it spares the lung parenchyma.
(Askin Tumor, NCI Thesaurus)
Surgical removal of tissues from the lymph nodes located in the cavity beneath the junction of the arm and the thorax (armpit) so that a biopsy can be performed.
(Axillary Lymph Node Biopsy, NCI Thesaurus)
A blood vessel which returns blood to the heart from the posterior walls of the thorax and abdomen.
(Azygos Vein, NCI Thesaurus)
A large blood vessel which returns blood to the heart from the lateral thorax, axilla, and upper limb.
(Axillary Vein, NCI Thesaurus)
The medial margin of the thorax created by the seventh to tenth rib.
(Costal Arch, NCI Thesaurus)
Protrusion of some part of the abdominal or retroperitoneal structures through the diaphragm into the thorax.
(Diaphragmatic Hernia, NLM, Medical Subject Headings)
