The stomach, which receives food from the esophagus, is located in the upper left quadrant of the abdomen. The stomach is divided into the fundic, cardiac, body, and pyloric regions. The lesser and greater curvatures are on the right and left sides, respectively, of the stomach.
The intestines are a long, continuous tube running from the stomach to the anus. Most absorption of nutrients and water happen in the intestines.
Stomach and Intestines
StomachThe stomach, which receives food from the esophagus, is located in the upper left quadrant of the abdomen. The stomach …
Rectum and Anus
The rectum continues from the sigmoid colon to the anal canal and has a thick muscular layer. It follows the …
Large Intestine
The large intestine is larger in diameter than the small intestine. It begins at the ileocecal junction, where the ileum …
Small Intestine
The small intestine extends from the pyloric sphincter to the ileocecal valve, where it empties into the large intestine. The …
Stomach Emptying
Relaxation of the pyloric sphincter allows chyme to pass from the stomach into the small intestine. The rate of which …
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