Thorax: Quick Facts

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Last updated

Oct. 22, 2026

News •

CHEST announces first pulmonary certification program for nurse practitioners and physician assistants • Oct. 15, 2026, 2:36 PM ET (News-Medical)

Facts

Also Known As	chest

Photos

Illustrations of the thorax in a frog, human, and grasshopper are shown side by side, each labeled with anatomical features such as bones and segments unique to amphibians, mammals, and insects.

Labeled anatomical illustration of the human thorax showing the rib cage, sternum, clavicle, scapula, and associated structures such as the ribs, costal cartilage, acromion, coracoid process, and xiphoid process.

Illustration comparing three beetle species-a deathwatch beetle, a click beetle, and a great silver water beetle-using colored arrows to show how body parts scale differently as overall beetle size increases, demonstrating allometry in evolution.

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Topics

mediastinal emphysema thoracic squeeze mediastinitis cephalothorax prothorax gula thoracic cavity shoulder pectus excavatum neck skeleton blood bone connective tissue Tissue heart fluid lymph abdomen lymphoid tissue

Superficial arteries and veins of face and scalp, cardiovascular system, human anatomy, (Netter replacement project - SSC)

The Human Body