Tube leading to either side of your lung
What is your bronchi
This muscle moves up and down when you breathe, changing the volume of air that moves in and out
What is the diaphragm?
Tubes that carry blood away from the heart.
What are arteries?
Veins - to the heart or away?
What is to?
How long does it take for your blood to circulate throughout your body?
What is thirty seconds?
The long tube also known as the windpipe.
What is the trachea?
Inhale or exhale--carbon dioxide and water are expelled.
What is exhale?
Tiny tubes that are very thin and connect arteries and veins.
What are capillaries?
List the blood vessels SMALLEST to LARGEST.
What is capillaries; veins; arteries?
This is the protein containing iron that facilitates the transport of oxygen in red blood cells
What is hemoglobin?
The main function of the respiratory system is to take in ______________ and get rid of _________________ and _________________.
What is oxygen; carbon dioxide and water.
Bright red blood is that color because it has come in contact with what?
What is hemoglobin?
These are in the heart and allow the blood to flow from chamber to chamber.
What are valves?
Oxygen enters the body through these two organs.
What are mouth and nose?
Who has greater lung capacity: smokers or non-smokers?
What is non-smokers
The heart is made up of 4 chambers called
ventricles and atriums