What is the Diaphragm? Related Conditions - Cleveland Clinic 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 bone in the middle of your chest), the bottom of your rib cage and your spine
Thoracic diaphragm - Wikipedia The thoracic diaphragm, or simply the diaphragm ( ˈdaɪəfræm ; [1] Ancient Greek: διάφραγμα, romanized: diáphragma, lit 'partition'), is a sheet of internal skeletal muscle [2] in humans and other mammals that extends across the bottom of the thoracic cavity
Diaphragm: Location, anatomy, innervation and function - Kenhub 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 aperture The diaphragm is the primary muscle that is active in inspiration Contraction of the muscle facilitates expansion of the thoracic cavity
The Diaphragm: Anatomy and Function - Verywell Health 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 involved in other bodily processes
Diaphragm | Definition, Function, Location | Britannica diaphragm, dome-shaped, muscular and membranous structure that separates the thoracic (chest) and abdominal cavities in mammals; it is the principal muscle of respiration