Feb 21, 2026 · Diaphragm, dome-shaped, muscular and membranous structure that separates the thoracic and abdominal cavities in mammals; it is the principal muscle of respiration.

The diaphragm plays a critical role in the respiratory system. When you breathe in, your diaphragm contracts (tightens) and flattens, moving down towards your abdomen.

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.

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, …

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 …

Feb 26, 2026 · What Is the Diaphragm? The diaphragm is a dome-shaped sheet of skeletal muscle located beneath the lungs, separating the thoracic cavity from the abdominal cavity. Despite its …

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 …

5 days ago · The diaphragm is the dome-shaped sheet of muscle and tendon that serves as the main muscle of respiration and plays a vital role in the breathing process. Also known as the thoracic …

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 …

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 …