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Oct 28, 2023 · Digestion is the body's natural process of converting food into products that can be absorbed and used for nourishment. Mechanical digestion involves physically breaking down food into fragments through mastication, deglutition, churning, and segmentation.
- 2023/10/28
Sweat glands in the skin allow the skin surface to cool when the body gets overheated. Thermoregulation is also accomplished by the dilation or constriction of heat-carrying blood vessels in the skin. Immune cells present among the skin layers patrol the areas to keep them free of foreign materials.
- Lindsay M. Biga, Sierra Dawson, Amy Harwell, Robin Hopkins, Joel Kaufmann, Mike LeMaster, Philip Mat...
- 2019
Sep 13, 2019 · Carbon dioxide, hydrogen, methane and hydrogen sulfide, as well as a variety of trace gases, are generated by the chemical interactions and microbiota within the gut. Profiling of these intestinal...
- Kourosh Kalantar-Zadeh, Kyle J. Berean, Kyle J. Berean, Rebecca E. Burgell, Jane G. Muir, Peter R. G...
- 2019
Digestion of food is a form of catabolism, in which the food is broken down into small molecules that the body can absorb and use for energy, growth, and repair. Digestion occurs when food is moved through the digestive system. It begins in the mouth and ends in the small intestine.
Hormones secreted by several endocrine glands, as well as endocrine cells of the pancreas, the stomach, and the small intestine, contribute to the control of digestion and nutrient metabolism. In turn, the digestive system provides the nutrients to fuel endocrine function.
Sep 12, 2022 · Proper digestion requires mechanical and chemical digestion and occurs in the oral cavity, stomach, and small intestine. Additionally, digestion requires secretions from accessory digestive organs such as the pancreas, liver, and gallbladder.
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Hormones secreted by several endocrine glands, as well as endocrine cells of the pancreas, the stomach, and the small intestine, contribute to the control of digestion and nutrient metabolism. In turn, the digestive system provides the nutrients to fuel endocrine function.
