Arrow (down) icon.An arrow icon, usually indicating that the containing element can be opened and closed. 1  Screening for Prostate Cancer Minus iconIcon indicating subtraction, or that the element can be closed. Plus IconIcon indicating addition, or that the element can be opened.
The small intestine is a long, highly convoluted tube in the digestive system that absorbs about 90% of the nutrients from the food we eat. It is given the name âsmall intestineâ because it is only 1 inch in diameter, making it less than half the diameter of the large intestine.
Trypsin- breaks proteins into amino acids. These amino acids enter the circulatory system where they are transported to the liver for storage, but some are sent directly to cells. <br /></li> <li>Large intestine- The last step of digestion is called absorption.