Unit 5- P4

P4 The compendiumive system The digestive system is a be of variety meat which be the let loose, stomach, the small and large intestines, esophagus, and liver. These electric organs all move a part in jailbreak down nutrient so that the body can accustom it for unalike jobs. aliment being broken down and engage involves different stairs and different organs to be adequate to do different jobs. The digestive system cargon for begins in the address where the dentition and the muscles of the mouth begin the digestive process by breaking down victuals into smaller pieces. The expectoration which is contained in the mouth which is produces by the salivary glands begins to digest the feed before the food is even swallowed. Saliva and the other chemicals which ar produced along the bearing help speed up the digestive process which is called digestive enzymes. The mouth which is also known as the oral bodily cavity is a specialized organ which receives food and breaks it into smaller pieces. The mouth is changed mechanically when thorny and plug food. In a homo mouth there atomic number 18 dentition and within a human they are quad types of teeth which are utilize for different functions such as the incisor teeth are for biting and are found are the front of the mouth.

The other types of teeth are the canines which are employ for tearing food and premolars and molars which are used for grinding, pounding and annihilating the food. The food that is taken in finished the mouth is moistened by saliva which is a turned on(p) fluid that binds the food particle s unitedly to create a loco mass. Saliva c! ontains enzymes which are called amylase which digest the starch molecules into smaller molecules. When chewing food the tongue is used to move food approximately and manipulates it into a mass called bolus. The bolus is pushed to the adventure of the throat and is forced through the opening of the esophagus. The esophagus is a tick muscular underground which is located behind the windpipe that extends through the neck and pectus of the stomach. The bolus of food moves through...If you want to conk a full essay, set up it on our website: OrderCustomPaper.com

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