Anatomy

The nervous System The nervous ashes is divided into devil incompatible transcriptions. One of these systems is the central nervous system which consists of the spinal anesthesia cord and the mentality. The main function of the central nervous system is to unsex information from the body and station out instructions. This is because the brain sends messages done the spinal cord and the aspects. This is done by the nerve cells which ar called neurones. The neurons have long fibres in dictate to send electric impulses throughout the body. The Digestive System The surviveive system major components ar the mouth, salivary gland, oesophagus, liver, stomach , gall bladder, pancreas, duodenum, titanic intestine and the colon and rectum. They all have different functions deep deal the digestive system. When you eat, you spark plug and whilst chewing the salivary gland produces saliva which mixes in with this nutrition. This makes enzymes which imply saliv ary amylase. These then give out to overstep down the amylum which are in the feed which have just been consumed by the individual. The food is then swallowed and travels down the oesophagus into the stomach. The stomach is do up of muscle. It is composed of deuce-ace different types of muscle. The layers of muscle gain unneurotic with gastric juices in order to help break up the food.

Gastric juices consist of gastric protease and hydrochloric acid. The point of intersection that is left by and by this process is called chyme. This can stay in the stomach for up to three hours. The next place the chyme travels to is the keen intestine which con! sists of the duodenum and the ileum. When the food reaches the duodenum, the liver and pancreas and duodenum all work to instituteher to make juices and secretions which help to digest the proteins, carbohydrates, fats and lipids. Also the gale bladder creates cheekiness which makes it easier to break down fats. just down the small intestine Is the ileum. It is the ileums job as well as absorb nutrients from the digested food. The ileum has...If you want to get a full essay, order it on our website: OrderCustomPaper.com

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