What does the diaphragm do? 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 that separates the chest from the abdomen. This muscle, also called the thoracic diaphragm, is the main muscle used for breathing and is also …

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.

Jul 30, 2018 · The diaphragm is an important muscle that helps you breathe in and out. We'll go over its different openings and functions before exploring the conditions that can affect the diaphragm.

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 …

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 …

Nov 6, 2025 · Separates the thoracic cavity from the abdominal cavity (the word diaphragm is derived from the Greek ‘diáphragma’, meaning partition). Undergoes contraction and relaxation, altering the …

Feb 26, 2026 · It is the primary driver of breathing, responsible for generating the pressure changes that allow air to move in and out of the lungs. The diaphragm attaches to the lower ribs, sternum, and …