Meat Lovers Pizza

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When it comes to the digestion of a meat lovers pizza, there are many organ systems that work together to help with nutrient breakdown. For the lipid aspect of the pizza, once the pizza enters the mouth, little digestion occurs. The salivary glands release an enzyme called, lingual lipase which aides in the digestion of some triglycerides. The bolus of food then passes into the stomach where it is broken up, turning it into smaller droplets. It is then up to the gallbladder to release bile that further breaks down and emulsifies the droplets into smaller droplets. The pancreas then releases pancreatic lipase cholesterol esterase which digests the lipids and cholesterol consumed.

When it comes to lipid breakdown, the majority of breakdown occurs in the small intestine, within the mucosal lining. When lipids enter the small intestine they are further broken down monoglycerides, fatty acids, and free cholesterol, which then …show more content…

The salivary glands secrete the enzyme salivary amylase, which begins to break down starch turning it into maltose. Disaccharides are not digested until it reaches the small intestine. Interestingly, there is no further breakdown of carbohydrates in the stomach and the majority of digestion occurs in the small intestine. The pancreas secretes pancreatic amylase into the small intestine to digest the remaining starch into maltose. There are finger-like protrusions called microvilli along the mucosal lining of the small intestine which break down the disaccharides into monosaccharides with the enzymes maltase, sucrase, and lactase. The now monosaccharides are then absorbed by the small intestine to enter the bloodstream. Once the monosaccharides enter the bloodstream fructose and galactose are then converted to glucose via the liver. If the glucose is for immediate use it will then travel to the cells for energy. If it is not immediately needed, it is stored in the liver and muscles for later

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