Stomach Organs Anatomy

The regions occupied by stomach are epigastric umbilical and hypochondriac regions. If the lining of the stomach is examined with a hand lens one can see that it is covered with numerous small holes.

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The stomach is a muscular hollow organ in the gastrointestinal tract of humans and many other animals including several invertebrates.

Stomach organs anatomy. Stomach is a muscular bag forming the most distensible part of the human digestive system. In the digestive system the stomach is involved in the second phase of digestion following chewing. It performs a chemical breakdown due to enzymes and hydrochloric acid.

These include the liver and kidneys. The stomach has a dilated structure and functions as a vital digestive organ. Anatomy of the stomach.

The stomach is a muscular j shaped pouchlike hollow organ that hangs inferior to the diaphragm in the upper left portion of the abdominal cavity and has a capacity of about 1 liter or more figure 1 1. It lies between the esophagus and the duodenum on the upper left portion of the abdominal cavity. The abdomen also contains the kidneys and spleen.

In humans and many other animals the stomach is located between the oesophagus and the small intestine. Learn the stomach anatomy with kenhub study set. The stomach is a muscular organ located on the left side of the upper abdomen.

Together these three turn nutrients into usable energy as well as help dispose of solid waste. Master the anatomy of digestive organs with kenhubs digestive system quizzes and free learning tools. The major organs of the abdomen include the small intestine large intestine and stomach.

These organs are held together loosely by connecting tissues mesentery that allow them to expand and to slide against each other. The stomachs shape and size vary from person to person depending on things like peoples sex and build but also on how much they eat. Major organs that help filter contaminants out of the body are also in the abdominal region.

These are the openings of gastric pits which extend into the mucosa as straight and branched tubules forming gastric glands. As food reaches the end of the esophagus it enters the stomach through. It releases gastric acid which activates digestive enzymes breaking food particles into smaller molecules.

Stomach function is the mechanical and chemical digestion of food. The abdomen contains all the digestive organs including the stomach small and large intestines pancreas liver and gallbladder. Anatomy of the stomach area several key organs are packed closely with the stomach in the abdominal cavity including the liver whose smaller left lobe is located superior to the stomach and whose large right lobe occupies the same space in the upper right quadrant as the stomach and left lobe combined.

The stomach receives food from the esophagus. The image above shows rugae on the surface of a dogs stomach.

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