What is the primary purpose of the respiratory system?
To exchange two gases; oxygen and carbon dioxide
To create ATP from glucose
To circulate blood throughout the body
To maximize absorbtion of nutrients
To control communication of the body among its parts
For air entering your body, the trachea leads to the ________ .
What is the scientific name for your 'voice box'?
Which location does oxygen from the air enter the blood stream?
What is the name of the waste gas that blood discards and our body exhales?
When oxygen enters the blood, what is the name of the protein it immediately binds with?
What is the name of the muscle beneath the lungs that contracts to draw air into the lungs?
Which cell is responsible for picking up the oxygen and carrying it to all the body cells that need it?
red blood cells
white blood cells
What is the name of the small air sacs in our lungs?
The air that is released during exhalation contains mostly __________ .
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