The process by which digested nutrients pass through the wall of the small intestines into the bloodstream.

Microscopic finger-like projections that increase surface area of small intestines.

An organ by the colon that is believed it once digested plant fibers.

A condition where if the appendix is blocked, it gets infected and can burst all over the abdomen.

Muscle contractions that move food through the colon.

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Vocabulary

Lesson 7

Term	Definition
Absorption	The process by which digested nutrients pass through the wall of the small intestines into the bloodstream.
Villi	Microscopic finger-like projections that increase surface area of small intestines.
Surface Area	The area of a surface.
Appendix	An organ by the colon that is believed it once digested plant fibers.
Appendicitis	A condition where if the appendix is blocked, it gets infected and can burst all over the abdomen.
Colon	The large intestines.
Peristalsis	Muscle contractions that move food through the colon.