Thursday, February 28, 2013

human digestion

The human digestive system is a series of organs that help slipdown ( solve) and obtain energy and nutrients from the foods we eat. In rig for our body to use the food we eat as energy, it must(prenominal) first break down the food into small molecules that it lowlife process. Next, our body takes the broken down molecules and sends them to the crinklestream, which allows these molecules to travel by dint ofout our bodies and support the nutrients we need. This paper will describe the process of digestion.
Mouth
The process of digestion begins sooner the food is in the mouth. The mouth contains a digestive secretor known as a salivary gland. These salivary glands originate saliva, which is used to moisten the food. After the food enters the mouth it is chewed with the teeth, travel between the teeth by the tongue and moistened by the salivary glands. Next, our broken down food is moved into the pharynx where it force out be swallowed.
Esophagus
The esophagus is part of the digestive drag that carries food and liquids from the pharynx to the stomach. The esophagus slowly squeezes the food through to the stomach.
Stomach
Right beneath the esophagus is the stomach. The stomach then continues to break down the food by mixing it with acid secretions. This process transforms the food into a semi liquid food kitty called chyme.

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Liver/ Gallbladder
The liver helps the digestion process by cleansing (filtering) the blood and processing the nutritional molecules. The liver and gallbladder secrete bile, which helps in the digestion and absorption of fats.
Small Intestine
Small catgut is a tube-shaped structure shaped organ of the digestive tract, which is below the stomach. The small intestine continues the breakdown of food so that the body can lock the nutrients it needs. It works together with the live and gallbladder in the duration of digestion and absorption.
Large Intestine
Once food has passed through the small intestine, it is mostly indigestible material and water. It then enters...If you want to get a full essay, order it on our website: Orderessay



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