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The human digestive system consists of the gastrointestinal tract plus the accessory organs of digestion (the tongue, salivary glands, pancreas, liver, and gallbladder). Digestion involves the breakdown of food into smaller and smaller components, until they can be absorbed and assimilated into the body.
The gastrointestinal tract (GI tract, digestive tract, alimentary canal) is the tract or passageway of the digestive system that leads from the mouth to the anus. The GI tract contains all the major organs of the digestive system, in humans and other animals, including the esophagus , stomach , and intestines .
This is an accepted version of this page This is the latest accepted revision, reviewed on 11 December 2024. List of organ systems in the human body Part of a series of lists about Human anatomy General Features Regions Variations Movements Systems Structures Arteries Bones Eponymous Foramina Glands endocrine exocrine Lymphatic vessels Nerves Organs Systems Veins Muscles Abductors Adductors ...
The intestinal epithelium has a complex anatomical structure which facilitates motility and coordinated digestive, absorptive, immunological and neuroendocrine functions. [ 19 ] The mucus secreted by goblet cells acts as a lubricant and protects the epithelial cell layer against irritation from mucosal contents.
Gastroenterology – branch of medicine that deals with the study and care of the digestive system. General practice (often called family medicine) is a branch of medicine that specializes in primary care. Geriatrics – branch of medicine that deals with the general health and well-being of the elderly.
In cnidarians, the gastrovascular system is also known as the coelenteron, and is commonly known as a "blind gut" or "blind sac", since food enters and waste exits through the same orifice. The radially symmetrical cnidarians have a sac-like body in two distinct layers, the epidermis and gastrodermis , with a jellylike layer called the mesoglea ...
No. 9 Oregon prepares for a big early season test in the Big Ten Conference on Thursday night when 22nd-ranked Illinois makes the trip to Eugene. And to hear guard Jackson Shelstad tell it, the ...
The oral cavity is part of the gastrointestinal system and as such the presence of alterations in this district can be the first sign of both systemic and gastrointestinal diseases. [1] By far the most common oral conditions are plaque-induced diseases (e.g., gingivitis, periodontitis, dental caries). Oral symptoms can be similar to lesions ...