Dec 24, 2025 · Abdomen, in human anatomy, the body cavity lying between the chest or thorax above and the pelvis below and from the spine in the back to the wall of abdominal muscles in.
In vertebrates, the abdomen is a large body cavity enclosed by the abdominal muscles, at the front and to the sides, and by part of the vertebral column at the back.
Nov 20, 2025 · What Is Abdominal Pain? Abdominal pain is discomfort anywhere in your belly region — the area between your ribs and pelvis. We often think of abdominal pain as “stomach.
The diaphragm marks the top of the abdomen and the horizontal line at the level of the top of the pelvis marks the bottom. Connective tissue called the mesentery holds the abdominal organs.
Explore abdominal anatomy including the abdominal wall, peritoneal cavity and viscera. A comprehensive resource for students, clinicians and educators.
Mar 22, 2019 · The abdomen is comprised primarily of the digestive tract and other accessory organs which assist in digestion, the urinary system, spleen, and the abdominal muscles.
