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Medical Definition of Thorax

Thorax: The area of the body that is located between the abdomen and the neck. Within the thorax are the lungs, the heart, and the first section of the aorta. Also known as chest.

Source: MedTerms™ Medical Dictionary
https://www.medicinenet.com/script/main/art.asp?articlekey=5762
Last Editorial Review: 5/13/2016

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