ANATOMY

GENERAL ANATOMY

DIGESTIVE SYSTEM

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The function of the large intestine is to ____
A
absorb food.
B
bring oxygen into the body.
C
bring carbon dioxide to the heart.
D
absorb water.
Explanation: 

Detailed explanation-1: -The large intestine has 3 primary functions: absorbing water and electrolytes, producing and absorbing vitamins, and forming and propelling feces toward the rectum for elimination.

Detailed explanation-2: -The purpose of the large intestine is to absorb water and salts from the material that has not been digested as food, and get rid of any waste products left over. By the time food mixed with digestive juices reaches your large intestine, most digestion and absorption has already taken place.

Detailed explanation-3: -The large intestine absorbs water and changes the waste from liquid into stool. Peristalsis helps move the stool into your rectum.

Detailed explanation-4: -The large intestine functions to absorb any excess water from the material it receives from the small intestine. This also involves the collection of electrolytes, which move with water. Thus, the large intestine works to preserve and absorb water and electrolytes that were not absorbed by previous digestive organs.

Detailed explanation-5: -reabsorption of water and mineral ions such as sodium and chloride. formation and temporary storage of faeces. maintaining a resident population of over 500 species of bacteria. bacterial fermentation of indigestible materials. 05-Sept-2011

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