Human Body Systems Test

Front

What is the tube that is also known as your windpipe?

Back

Trachea

Front

What is the purpose of the diaphragm in the respiratory system?

Back

To help with the process of breathing.

Front

Where does most chemical digestion take place in the digestive system?

Back

Small intestine.

Front

What is the process called when food is physically broken down into smaller pieces?

Back

Mechanical digestion.

Front

What is the long muscular tube that connects the mouth to the stomach?

Back

Esophagus.

Front

What is the main function of the respiratory system?

Back

To facilitate the exchange of oxygen and carbon dioxide.

Front

What are the tiny air sacs in the lungs where gas exchange occurs?

Back

Alveoli.

Front

What is the role of the bronchi in the respiratory system?

Back

To carry air from the trachea to the lungs.

Front

What is the function of the epiglottis?

Back

To prevent food from entering the trachea during swallowing.

Front

What is peristalsis?

Back

The wave-like muscle contractions that move food through the digestive tract.