Diaphragm The diaphragm is a muscle that helps you breathe. It sits under your lungs and separates your chest cavity from your abdomen. Many conditions, injuries and diseases can affect how the …

The diaphragm is the most important muscle of respiration, [3] and separates the thoracic cavity, containing the heart and lungs, from the abdominal cavity: as the diaphragm contracts, the volume of …

Dec 7, 2025 · The diaphragm is a dome-shaped muscle separating the chest from the abdomen. It is the main muscle used for breathing and is involved in other functions.

Dec 16, 2025 · Diaphragm, dome-shaped, muscular and membranous structure that separates the thoracic and abdominal cavities in mammals; it is the principal muscle of respiration.

Sep 19, 2023 · The diaphragm is much more than just a sheath separating your thoracic and abdominal cavities. This article will examine this intricate and crucial muscle in detail, looking at its anatomy, …

Jul 15, 2025 · The diaphragm is an important respiratory muscle. It’s large, dome-shaped, and found below the lungs, around your lower-to-middle rib cage. When you inhale, your diaphragm lowers and …

Jul 30, 2018 · The diaphragm is a thin skeletal muscle that sits at the base of the chest and separates the abdomen from the chest. It contracts and flattens when you inhale.

The diaphragm is a sheet of skeletal muscle situated at the base of the chest, serving as the primary engine for the body’s respiratory system. This muscle separates the thoracic cavity, containing the …

The diaphragm is a dome-shaped muscle with a ligament running through the entire muscle, ensuring its rigidity. At rest, the diaphragm forms a curved shape, pressing into the thoracic cavity. The …

Mar 10, 2022 · Kids can learn why the diaphragm muscle is important and how it works with this simple explanation of function and anatomy diagrams.