During inhalation, the diaphragm contracts and moves in the inferior direction, enlarging the volume of the thoracic cavity and reducing intra-thoracic pressure (the external intercostal …

Apr 14, 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 …

Jun 11, 2021 · When you breathe in, your diaphragm contracts (tightens) and flattens, moving down towards your abdomen. This movement creates a vacuum in your chest, allowing your …

Sep 19, 2023 · 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. …

Sep 15, 2025 · Contraction of the diaphragm increases the internal height of the thoracic cavity, thus lowering its internal pressure and causing inspiration of air. Relaxation of the diaphragm …

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 …

Jul 24, 2023 · The diaphragm in the thorax is called the thoracic diaphragm and serves as an important anatomical landmark that separates the thorax, or chest, from the abdomen.

4 days ago · Separates the thoracic cavity from the abdominal cavity (the word diaphragm is derived from the Greek ‘diáphragma’, meaning partition). Undergoes contraction and …

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 …

Sep 18, 2020 · The diaphragm separates the thoracic cavity, containing the heart and lungs, from the abdominal cavity and performs an important function in respiration: as the diaphragm …