Lesson Check: Moving Materials

Front

What happens to your heart rate when you exercise?

Back

Your heart beats faster to spread oxygen throughout your body more quickly.

Front

What is the respiratory system?

Back

The respiratory system is the system that takes in oxygen and removes carbon dioxide from the body.

Front

What are the three types of blood vessels in the human body?

Back

Capillaries, arteries, and veins.

Front

What are capillaries?

Back

Capillaries are the smallest blood vessels in our bodies.

Front

What is the pharynx?

Back

A chamber behind the nose and mouth that leads to the trachea.

Front

What is the function of arteries?

Back

Arteries carry oxygen-rich blood away from the heart to the body.

Front

What is the function of veins?

Back

Veins carry oxygen-poor blood back to the heart.

Front

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

Back

The lungs take in oxygen and expel carbon dioxide.

Front

What is the trachea?

Back

The trachea is the windpipe that connects the throat to the lungs.

Front

What is the role of the heart in the circulatory system?

Back

The heart pumps blood throughout the body.