rib cage diagram with organs

August 03, 2026

General

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The rib cage is separated from the lower abdomen by the thoracic diaphragm which controls breathing. When the diaphragm contracts, the thoracic cavity is expanded, reducing intra-thoracic pressure and drawing air into the lungs. The ribs are 12 pairs of curved, flat bones that form the thoracic cage or rib cage, the bony structure that shapes the thoracic cavity and protects various organs. Despite being relatively thin and light, these bones are highly resilient. Ribs are located in the chest. The ribs are a set of twelve paired bones which form the protective ‘cage’ of the thorax. They articulate with the vertebral column posteriorly, and terminate anteriorly as cartilage (known as costal cartilage). As part of the bony thorax, the ribs protect the internal thoracic organs. Rib, any of several pairs of narrow, curved strips of bone (sometimes cartilage) attached dorsally to the vertebrae and, in higher vertebrates, to the breastbone ventrally, to form the bony skeleton, or rib cage, of the chest. Most people have 24 ribs, with 12 on each side of the body. No evidence indicates any difference between males and females. The ribs and rib cage are excellent examples of the human body’s ... For related background details, please refer to our report on ford f150 rear suspension diagram. CNN: Is a stiff rib cage causing your back pain? An expert weighs in Is a stiff rib cage causing your back pain? An expert weighs in Pain under the left rib cage isn't always serious, but it can involve several organs. Gas and GERD can cause pain under the left rib cage, as well as problems with your spleen or kidneys. Blood tests, ... Pain under the left rib cage can be a sign of a heart attack, which is a medical emergency. An enlarged or ruptured spleen, which may result from trauma, can cause sharp pain. Kidney infections can ...

Pain under the left rib cage can be a sign of a heart attack, which is a medical emergency. An enlarged or ruptured spleen, which may result from trauma, can cause sharp pain. Kidney infections can ...