Process essay digestive system

Shaped for crushing food. Excess protein can be used for energy or converted to fats. Obviously, this is not a healthy situation, and to turn it around, a person may have to change his or her diet and perhaps even undergo some sort of colon-cleansing program.

After leaving the sigmoid colon, waste passes through the muscular rectum and then the anus, the last point along the alimentary canal.

The presence of protein in the stomach stimulates secretion of gastrin, which in turn will cause increased stomach acid secretion and mobility of the digestive tract to move food. And the leftover waste — parts of the food that your body can't use — goes on to the large intestine.

Let them know that food and the digestive system are the topics for this lesson.


Summarize the results of your experiment. Reuben's book inspired Woody Allen 's movie, which was very loosely based on it, the "Everything you always wanted to know … " motif inspired a whole array of imitators.

Your Digestive System

Hydrogen sulfide is just one of many unpleasant-smelling chemical products that result from bacterial action on solids in the gut. Several specialized compartments occur along this length: The blood supply in developed countries has been screened for the virus that causes this disease for many years and transmission by blood transfusion is rare.

Blood from the circulatory system passes through the liver, so many of the body's metabolic functions occur primarily there including the metabolism of cholesterol and the conversion of proteins and fats into glucose. Some fatty acids, such as linoleic acid, are essential and must be included in the diet.

Essay on the Digestive System (For Students) | Human Physiology

The liver and associated organs and their connections to the digestive system. How does the energy from food get into the body?

Energy and Metabolism, Nutrition, and the Digestive System (Synopsis) - Essay Example

Because sugar is quickly absorbed into the bloodstream. Conversely, the hormone insulin promotes the take-up of glusose into liver cells and its formation into glycogen.

Nonetheless, one subject ranks with sex as something everyone wonders about but most are afraid to ask. Much of what goes into producing excrement has nothing to do with what enters the digestive system, so even if a person were starving he or she would continue to excrete feces.

When you swallow a small ball of mushed-up food or liquids, a special flap called the epiglottis say:12/4/ 2 Copyright © Pearson Education, Inc. The Digestive System Figure (1 of 2) Mouth • Entrance to digestive system • Teeth chew food.

digestion Process of the digestive system, in which food is broken down mechanically and chemically into smaller molecules that can be readily absorbed by an organism.

Digestion occurs mainly by means of chemical agents called enzymes. The digestive system is the series of tubelike organs that convert our meals into body fuel. There are about 30 feet (9 meters) of these convoluted pipeworks, starting with the mouth and ending. Nonetheless, aging is a factor in several digestive system disorders.

In particular, older adults are more likely to develop diverticulosis and to have digestive tract disorders (for example, constipation —see Large intestine and rectum) as a side effect of taking certain drugs. Summary to essay on topic "Energy and Metabolism, Nutrition, and the Digestive System (Synopsis)" But actually, our body needs energy to function normally for example to maintain a state of homeostasis, for heart to pump blood and kidneys to filter it etc.

Our digestive system is designed to cope in two distinct ways according to whether the food is mostly protein or mostly starch. The process of making food available for our cells to use starts with cooking.

Process essay digestive system
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