Term Papers on THE DIGESTIVE SYSTEM

Term Paper Title	THE DIGESTIVE SYSTEM
# of Words	508
# of Pages (250 words per page double spaced)	2.03

THE DIGESTIVE SYSTEM

DESCRIPTION

The digestive system consists of an alimentary canal with accessory organs . The
alimentary

canal is made up of the oral cavity , pharynx , esophagus , stomach , and small intestine ,
which

has three parts , the duodenum , jejunum , and the ileum ,the large intestine which consists
of

the cecum and the vermiform appendix , the ascending colon , transverse colon , the
descending

colon , the sigmoid colon , the rectum and anal canal .The accessory organs are the teeth ,

tongue, salivary glands , sublingual , submandibular , and parotoid , the liver , gall bladder
or

cystic duct, the common bile or hepatic duct , the pancreas , and the spleen .

FUNCTION

The digestive system’s function is to break down foods into nutrients such as proteins ,
fats ,

and carbohydrates .It supplies the various organs with energy and nutrients , vitamins , and

minerals . The digestive system breaks down food into particles so tiny that blood can take

nourishment to all parts of the body .

PHYSIOLOGY

The digestive process begins in the oral cavity , where food is cut , ground , and shredded
by the

teeth .The salivary glands lubricate the food as it is swallowed into the esophagus and
slides to

the stomach . The food bolus is retained there , the food is then liquefied by a mixture of
hydro-

cloric acid  and pepsin , which is secreted by the stomach wall . Secretions of mucus
protect the

the stomach from it’s digestive enzymes . The food is the...

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