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11 wrz 2023 · Function. The main function of the stomach involves mechanical and chemical digestion of ingested food. Ingested food enters the stomach from the esophagus via the cardiac orifice, falling into gastric juice produced by the stomach.
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10 wrz 2021 · Your stomach is a muscular organ in your upper abdomen. It is part of your GI tract. During digestion, your stomach contracts, relaxes and produces acids that help break down food. Your stomach size can vary depending on when and how much you have eaten.
8 wrz 2017 · The stomach’s main roles: Food storage. Acidic breakdown of swallowed food. Sends mixture on to the next phase in the small intestine. Structure of the Stomach. The archaic illustration depicts the different regions of the stomach.
4 dni temu · The human stomach is subdivided into four regions: the fundus, an expanded area curving up above the cardiac opening (the opening from the stomach into the esophagus); the body, or intermediate region, the central and largest portion; the antrum, the lowermost, somewhat funnel-shaped portion of the stomach; and the pylorus, a narrowing where ...
The stomach is a muscular, hollow organ in the upper gastrointestinal tract of humans and many other animals, including several invertebrates. The stomach has a dilated structure and functions as a vital organ in the digestive system.
Describe the functional anatomy of the stomach. Identify the four main types of secreting cells in gastric glands, and their important products. Explain why the stomach does not digest itself. Describe the mechanical and chemical digestion of food entering the stomach. Describe any absorption that happens in the stomach.
17 lip 2024 · Understanding the stomach's anatomy and physiology is crucial for treating various gastrointestinal conditions. Go to: Structure and Function. The stomach is located on the left of the midline and centrally in the upper abdominal area. This organ comprises 4 main regions: the cardia, fundus, body, and pylorus.
