Digestive system Study Guide Exam Questions And Answers(Revised and Verified)Guaranteed Pass.

What are the 4 phases of processing food in your body? - Answer Ingestion, digestion, absorption and elimination What is digestion? - Answer The process that breaks down food into small molecules so they can move into the blood stream What does food pass through? - Answer Digestive tract What are the major organs of the digestive tract? - Answer Mouth, esophagus, stomach, small intestine, large intestine, rectum and anus What are the 3 oragans that food does not pass through, but store enzymes & chemicals that help break down food as it passes through the digestive tract? - Answer Liver, pancreas and gallbladder What are enzymes? - Answer Molecules that speed up the rate of chemical reactions in your body Where does mechanical digestion take place? - Answer It takes place when food is chewed and mixed in the mouth and churned in your stomach Chemical digestion uses acids and enzymes to break down large molecules of food into smaller ones. Where does this take place? - Answer Mouth, stomach and small intestine What is the watery substance in your mouth called? - Answer Saliva What does saliva contain? - Answer Mucus and salivary amylase