Diaphragm: Location, anatomy, innervation and function - Kenhub
2023年9月19日 · 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.
Thoracic diaphragm - Wikipedia
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;" attaching the muscle to the lower ribs and lumbar vertebrae. The costal diaphragm is further divided into ventral, medial, and dorsal costal portions.
The Diaphragm - Actions - Innervation - TeachMeAnatomy
2024年11月20日 · The diaphragm is a double-domed musculotendinous sheet, located at the inferior-most aspect of the rib cage. It serves two main functions: Separates the thoracic cavity from the abdominal cavity (the word diaphragm is derived from …
Diaphragm: Anatomy, Function, Diagram, Conditions, and …
2018年7月30日 · What is the diaphragm? The diaphragm is the primary muscle used in respiration, which is the process of breathing. This dome-shaped muscle is located just below the lungs and heart. It...
Diaphragm: Origin, Insertion, Openings, Function, Diagram
2024年6月28日 · 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. Structurally, the diaphragm is divided into its muscular peripheral regions and the central aponeurotic part.
Diaphragm | Definition, Function, & Location | Britannica
2024年10月15日 · Diaphragm, dome-shaped, muscular and membranous structure that separates the thoracic and abdominal cavities in mammals; it is the principal muscle of respiration. Contraction of the diaphragm increases the internal height of the thoracic cavity, thus lowering its internal pressure and causing inspiration of air.
Diaphragm | Complete Anatomy - Elsevier
It is a broad, double-domed, fibromuscular structure that separates the thoracic cavity above from the abdominal cavity below. The diaphragm consists of right and left muscular domes and a fibrous central tendon. Its muscular fibers can be divided into the: - anteriorly located sternal part; - laterally located costal part;
Anatomy, Abdomen and Pelvis: Diaphragm - StatPearls - NCBI Bookshelf
2023年8月8日 · The diaphragm separates the thoracic cavity from the abdominal cavity. It is a double-domed, musculotendinous partition that consists of a continuous sheet of muscle surrounding a central tendon. The peripheral muscle is named according to its peripheral points of attachment. The sternal part attaches to the posterior aspect of the xiphoid process.
Anatomy, Thorax, Diaphragm - StatPearls - NCBI Bookshelf
2023年7月24日 · 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. It functions during breathing when it contracts to enlarge the thoracic cavity and reduce the intrathoracic pressure so that lungs may expand and fill their alveoli with air.
The Diaphragm: Anatomy and 3D Illustrations - Innerbody
2024年11月22日 · 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.
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