Respiratory System

Match it! Select the correct answer from the pull down...Good luck!

The ___________ is a muscle that moves to create a partial vacuum, forcing air into your lungs.

Epiglottis is a flap that covers the ____________ when you swallow food. This prevents choking.

Your respiratory system takes in oxygen so your cells can do which chemical reaction?

Your lungs have air sacs that come in contact with your blood stream to send oxygen to your cells. These air sacs are called

The respiratory system works mostly closely with which system?

List the respiratory structures in order from largest to smallest:

When carbonic acid (a byproduct of carbon dioxide) builds up in your blood, your brain tells your body to breathe

Which part of the respiratory system warms the air?