Chapter 13/Lesson 4 Quiz

The job of the digestive system is to get nutrients to your_________.

• cells

• bones

• joints

• stomach

The job of your excretory system is to rid the body of _____ and maintain fluid balance.

• enzymes

• wastes

• neurons

• stress

What is an enzyme?

• a chemical in your body that helps break down food

• a process by which your body breaks down food

• an organ in which food is digested

• an element in food that provides energy

Where is food just before it enters the small intestine?

• the large intestine

• the esophagus

• the stomach

• the colon

The major organs of the excretory system are_____.

• the colon, kidneys, and stomach

• the stomach, colon, and esophagus

• the kidneys, bladder, and liver

• the colon, kidneys, and bladder

All of the following are ways to take care of your digestive and excretory systems except____________

• Eat a variety of healthful foods.

• Do not rush through your meals when you eat.

• Avoid washing your hands before eating or preparing food.

• Chew your food thoroughly.

The last stop for food that the body cannot digest is the _________.

• stomach

• colon

• mouth

• intestine

The _______ connects your mouth to your stomach.

• esophagus

• teeth

• lung

• capillary

a digestive gland that secretes a substance called bile, which helps to digest fats

• small intestines

• liver

• gall bladder

• pancreas

a coiled tube between 20 and 23 feet long, in which about 90 percent of digestion takes place

• small intestines

• liver

• gall bladder

• pancreas