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RFESD anatomy / Digestive system
Digestive system
12
Anatomy
Not Applicable
03/15/2012

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Cards

Term
Epiglottis
Definition
This is the flap of cartilage behind the tongue. During swallowing it folds back to cover the entrance to the larynx, preventing food and drink from entering the windpipe
Term
Esophagus
Definition
This is a muscular tube which carries food from the throat to the stomach by strong muscle contractions
Term
Stomach
Definition
This is a hollow, sac like organ connected to the esophagus and the first part of the small intestine. It consist of layers of muscles and nerves that break down food and cells which produce acids that help kill germs
Term
Small intestine
Definition
this is a 3 part tube ( duodenum, jejunum, and ileum ) that connects the stomach to the large intestine and absorbs nutrients into the blood
Term
Large intestine
Definition
This is also known as the colon. Has a first half which absorbs fluids and recycles them into the blood stream, and the second half compacts waste, secretes mucus to bind the substance and lubricates it to protect it and ease passage
Term
Gallbladder
Definition
This is a small, pear shaped sac and is attached just below the liver by tissues. Its function is to store bile and release when food passes from the stomach to the duodenum to help in the digestion process
Term
Spleen
Definition
This is the only organ located on the left side of the abdomen, just behind the stomach. Its function is to produce some of the white blood cells, filter blood, destroys old red blood cells and returns iro to the blood. It also stores excess blood for emergencies, I.E. when oxygen in the circulatory system is low.
Term
Appendix
Definition
This small pouch is attached to the first portion of the large intestine and has no function
Term
Liver
Definition
This organ acts as the bodys chemical factory and cleanses the blood as well as processes nutritional molecules which are distributed to the body. Its located at the top of the abdomen, just below the diaphragm and has two main lobes
Term
Ascending Colon
Definition
connects and continues the work of the small intestine in moving food along on its journey through the body.
Term
Transverse Colon
Definition
In addition to expulsion of waste materials, this organ continues the all-important digestive task of leaching out nutrients from the sludgy mix that traverses its interior. Water and vitamins are extracted, leaving a more solid waste product
Term
Descending colon
Definition
lubricates waste products, absorbs remaining fluids and salts, and stores waste products until excretion
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