A process of digestion essay

Erepsin acts upon poly-peptides and coverts them into Amino acids. Saliva is produced in the mouth by salivary glands. It acts upon peptone and other undigested protein foods and converts them into polypeptides.

However, most of the chemical digestive processes occur in the stomach and small intestine - where the partly-digested materials are subjected to gastric juices, pancreatic juice, succus entericus and so on.

Ileum constitutes the last three fifth of small intestine. More essays like this: Paraphrase the thesis sentence. The large intestine absorbs the substances which are not absorbed in small intestine as well as a large amount of water. When food enters the stomach chemical digestion mainly takes place.

A villus contains a lacteal, blood vessels, epithelium and muscular tissue, which are connected together by lymphoid tissue. Gastric juice is made up of hydrochloric acid, mucus and digestive enzymes. The mechanical processes include the chewing and grinding of food by the teeth and also the churning and mixing of the contents of the stomach.

Rhythmic Segmentation or Ludwigs Pendulum: This galactose is again converted into glucose in the liver at time of necessity.

The lipase enzyme breaks down lipids so the body can absorb them. The contents of the large intestine thus become firmer. It includes peristalsis, antiperistalsis and mass peristalisis. Digestion includes two types of processes - Mechanical e.

All these movements can be grouped under two headings: To get all the nutrients out of the food the human body uses processes called absorption and digestion. This enzyme splits lactose into glucose and galactose.

When the food goes down the oesophagus to the stomach, saliva is used as a lubricant to help the food slide down the tube. The following page describes the digestive process step-by-step, identifying the part played by each component of the digestive system in the order in which ingested foodstuffs pass through the alimentary tract.

Acidic gastric juices, which are secreted by the gastric glands in the stomach, help in mixing the food and in turning it intoa partial liquid so it will have the ability to move into the small intestine.

Carbohydrates have been converted into maltose by salivary juice, other disaccharides by pancreatic juice and lastly mono-saccharides of glucose or simple sugar by Intestinal juice.

Process of Digestion

Fats or Lipids are complex foods which are mostly utilized for the supply of energy to the body. It activates trypsinogen to trypsin which helps in the digestion of protein foods. In the stomach, digestion begins, and it continues until it reaches the small intestine, where absorption takes place.

Salivary juice secreted from salivary Glands in the mouth act upon Carbohydrate foods. Duodenum is the place where many peculiarities of movements are seen.

After absorption, intestinal contents are slowly propelled along the Alimentary canal. Ingestion Ingestion is the process by which food is taken into the alimentary canal.

The enzyme Amylopsin or pancreatic amylase acts upon starch and dextrins and converts them to maltose. Absorption of digested food take place in the epithelial surface of the villi in the Ilium part of small intestine.

Process of Digestion and Absorption after eating a hamburger Essay Sample

The onward movement of the food is affected by means of waves of contraction of the intestines called peristalsis. Someof these absorbed molecules enter the bloodstream to be distributed throughout the whole body. The enzyme Erepsin present in this ferment helps in the digestion of protein foods.

The enzymes present in the gastric juice cannot act upon Carbohydrate food for digestion. The enzyme completes the digestion of protein foods.

Digestion Digestion is the process by which ingested food material is broken down in the earlier stages of the alimentary canal into a form that can then be absorbed and assimilated into the tissues of the body.

Movements are essential for the process of Defecation.Digestive system is also important to take the food nutrient such as protein, vitamin, carbohydrate, minerals and so on. Human digestive system consists of two main digestion systems which are mechanical and chemical digestion.

Human digestive system consists of seven crucial stages. Essay title: Process of Digestion Introduction Since digestive enzymes actually function outside of the body cells in the digestive tract, their hydrolytic activity can be studied in a test tube. Process of Digestion Essays: OverProcess of Digestion Essays, Process of Digestion Term Papers, Process of Digestion Research Paper, Book Reports.

ESSAYS, term and research papers available for UNLIMITED access. The digestive system is a group of organs that perform the process by which food, containing nutrients, is eaten and broken down into different components.

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

This breakdown makes it possible for the digested material to pass through the intestinal wall into the blood stream.3/5(5). Most of the digestion of the cheeseburger takes place in the small intestines. Absorption also takes place at this part of the digestion system. The intestinal walls produce the intestinal fluid that has digestive enzymes that break down starch, lipids, polypeptides, sucrose, maltose and lactose.

Essay on The Digestive System of the Human Body - The digestive system is a very important system in the human body. It is a group of organs that work together to .

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A process of digestion essay
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