What is the diaphragm? The diaphragm is a muscle that helps you inhale and exhale (breathe in and out). This thin, dome-shaped muscle sits below your lungs and heart. It’s attached to your sternum (a …

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. Contraction of …

Sep 19, 2023 · The diaphragm is an unpaired, dome shaped muscle which separates the thoracic and abdominal cavities. Learn the anatomy of this muscle now at Kenhub!

Nov 6, 2025 · The diaphragm is a double-domed musculotendinous sheet, located at the inferior-most aspect of the rib cage. It serves two main functions: Separates the thoracic cavity from the abdominal …

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 …

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.

Jun 28, 2024 · The diaphragm is a large, flat, double-domed sheet of muscle located in the thoracic region of the torso or body trunk. It separates the thoracic and abdominal cavities and serves as the …

The diaphragm is a dome-shaped, musculotendinous structure that acts as the primary muscle of respiration. It separates the thoracic cavity from the abdominal cavity and contracts rhythmically and …