1307 Stomach Anatomy Study Resources

AntrumThe lower portion of the stomach that grinds food and regulates emptying of the stomach contents into the duodenum.
Body of StomachThe main, central section of the stomach where the majority of digestion occurs.
CardiaThe section of the stomach where the esophagus connects to the stomach.
Circular MuscleMuscle fibers in the stomach wall that are oriented circumferentially and aid in digestion.
DuodenumThe first part of the small intestine immediately beyond the stomach.
EsophagusThe tube that connects the throat to the stomach, allowing food and liquids to enter the digestive system.
FundusThe upper part of the stomach that serves as a storage area for food and gases.
Gastric FoldsRidges on the internal stomach lining that allow for expansion as the stomach fills.
Gastric GlandsGlands located within the lining of the stomach that secrete stomach acid and enzymes for digestion.
Gastric PitIndentations in the stomach lining that lead into the gastric glands.
Greater CurvatureThe convex lateral surface of the stomach.
Inferior Vena CavaOne of the two main veins in the human body, carrying deoxygenated blood from the lower half of the body to the heart.
Lesser CurvatureThe concave medial surface of the stomach.
Longitudinal MuscleThe outer layer of stomach muscles that run lengthwise.
MucosaThe innermost layer of the stomach lining that contains the gastric glands.
Mucous CellsCells that produce mucus to protect the lining of the stomach.
Myenteric Nerve PlexusNetwork of nerves located between the layers of the muscularis, controlling gut motility.
Oblique MuscleThe innermost layer of stomach muscles that aid in the mechanical digestion of food.
Pyloric CanalThe passage connecting the stomach to the duodenum.
Pyloric SphincterA band of smooth muscle at the junction between the stomach and the duodenum.
SerosaThe outermost layer of the stomach wall that secretes serous fluid.
Splenic VeinA vein draining blood from the spleen and parts of the stomach to the portal vein.
SubmucosaThe layer of the stomach wall just outside the mucosa that contains nerves and blood vessels.
Submucosal Nerve PlexusNetwork of nerves within the submucosa that regulate digestive secretions and blood flow.
VilliFinger-like projections in the small intestine that increase the surface area for absorption.