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Digestive System

QuestionAnswer
Name three organs that help with digestion but don't actually move food through them. Liver, Pancreas and Gallbladder
Where does digestion begin and end? Begins in the mouth and ends in the small intestines.
What helps with mechanical digestion in the mouth? Teeth and tongue
What helps with chemical digestion in the mouth? Saliva
What helps with mechanical digestion in the stomach? Churning of stomach caused by smooth muscles lining stomach - called peristalsis
What helps with chemical digestion in the stomach? Hydrochloric acid and other digestive juices (bile and pancreatic juice) breaking down the food into a usable form.
What organ recycles the water from the chyme? Large Intestines
What is the ball of food called after you chew it? Bolus
What does the bolus turn in to after it mixes with the digestive juices and becomes a soupy mixture? Chyme
Nutrients are absorbed into the bloodstream through which organ? Small intestines
What are the finger-like projections in the small intestines that draw out the nutrients? Villi
What is the flap of tissue that keeps food from going down the trachea? Epiglottis
Which is the longest organ of the digestive system? Small intestines
Why are the large intestines called "large"? Because they have a greater diameter than the small intestines - (they're bigger around)
Common name for the food tube? Esophagus
When smooth muscles contract and push food through your digestive tract, this is called? Peristalsis
The liver, pancreas and gallbladder help with which type of digestion? Chemical Digestion
Where is the pyloric valve located? Between the stomach and small intestine
The process of simply breaking down food into smaller pieces is called Mechanical digestion
The process of chemically changing food into a useable form that the body can use is Chemical digestion
Where does food go in the digestive tract after it leaves the mouth? Esophagus
Where does food go in the digestive tract after it leaves the esophagus? Stomach
Where does food go in the digestive tract after it leaves the stomach? Small intestine
Where does food go in the digestive tract after it leaves the small intestine? Large intestine
What is the "holding tank" of the large intestines? Rectum
What is the opening through which feces exits body? Anus
Each villi is connected to what? What is the purpose of this? Each villi is connected to a capillary which puts the glucose into the bloodstream that will then travel to feed the cells.
What is the nutrient that all food is broken down into that feeds the cells? Glucose
Created by: connie.hambey