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 …

Apr 14, 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.

Nov 10, 2025 · 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 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 …

While the diaphragm is one muscle, it is composed of two distinct muscle regions: the costal, which serves as the driver in the work of breathing, and crural diaphragm, which serves as an "anchor;" …

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 …

Jun 4, 2025 · The diaphragm is a muscle that forms an umbrella dome shape at the base of your ribcage and helps you breathe. Every breath begins with an umbrella shaped muscle that flexes underneath …

Mar 19, 2024 · The diaphragm is a broad, dome-shaped muscle that forms the floor of the thoracic cavity and the roof of the abdominal cavity. Its unique architecture—a complex interplay of muscle …

Sep 19, 2023 · The diaphragm is an unpaired, dome shaped skeletal muscle that is located in the trunk. It separates the thoracic and abdominal cavities from each other by closing the inferior thoracic …