How the Diaphragm Works: From Anatomy to Breathing 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 heart and lungs, from the abdominal cavity below
Diaphragm - Structure, Function Location 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 involuntarily to facilitate breathing
The Diaphragm: Anatomy and 3D Illustrations - Innerbody 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 diaphragm, it serves as an important anatomical landmark that separates the thorax, or chest, from the abdomen
Diaphragm: Overview and Practice Questions (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 simple appearance, this muscle is one of the most vital structures in the human body
Diaphragm: Origin, Insertion, Openings, Function, Diagram 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 primary muscles of respiration