Mouth and Esophagus
Stomach
Intestines
Miscellaneous
100
What is an example of mechanical digestion that occurs in the mouth?
Chewing
100
True or False: Food leaves the small intestine and enters the stomach.
False.
Food leaves the esophagus and enters the stomach
100
True or false. Digested food enters the small intestine, and then enters the large intestine.
True.
100
What are the two main functions of the digestive system?
1. digestion (breakdown of food)
2. absorption of food into bloodstream
200
What is an example of chemical digestion that occurs in the mouth?
Saliva breaking down food
200
What type of acid is produced in the stomach that breaks down food?
Hydrochloric Acid
200
Why is the small intestine called "small" if it is longer than the large intestine?
Smaller in diameter than the large intestine.
200
1. Which type of digestion involves the physical breakdown of food?
2. Which type of digestion involves the chemical breakdown of food?
1. Mechanical Digestion
2. Chemical Digestion
300
Why is the esophagus able to push food down into your stomach?
Muscle contractions (peristalsis)
300
How does the stomach protect itself from the acid that is produced in the stomach?
Glands in the stomach produce a mucus to prevent the stomach from breaking down.
300
What is the other name for the large intestine?
Colon
300
Which part of the digestive system is highlighted below:
Stomach
400
What is the name of the special flap that prevents food from traveling down the trachea?
Epiglottis
400
What is the name for your digested food found in the stomach?
Chyme
400
1. What is the name for the finger-shaped structure on the walls of the small intestine?
2. What is this structures job?
1. Villi
2. Absorb nutrients
400
Which part of the digestive system is highlighted below:
Esophagus
500
What is the name for your food once your teeth chews the food and your saliva moistens it?
Bolus
500
What controls the flow of food entering and leaving the stomach?
Sphincter muscles
500
What is the main function of the small and large intestines?
Absorb nutrients, water, and vitamins into the bloodstream.
500
Which two parts of the digestive system is highlighted below:
small and large intestines