click below
click below
Normal Size Small Size show me how
Chapter 15 Digestion
Term | Definition |
---|---|
calorie | amount of energy needed to raise the temperature of one gram of water by one degree |
glucose | sugar or energy in a cell |
digestion | process by which your body breaks down food into small nutrient molecules |
saliva | fluid released when your mouth waters |
esophagus | a muscular tube that connects the mouth to the stomach |
peristalsis | involuntary waves of muscle contractions |
stomach | a J-shaped muscular pouch located in the abdomen that aids in chemical and mechanical digestion |
small intestine | part of the digestive tract where most chemical digestion takes place |
liver | this is the largest organ inside the body and it produces bile |
gallbladder | the organ that stores bile |
villi | tiny, finger-like structures inside the small intestine that absorb nutrient molecules |
large intestine | last section of the digestive system that absorbs water into the bloodstream |