The gas that we breathe in.
The gas we breathe out.
What is oxygen, carbon dioxide?
Another word for the voice box.
What is the larynx?
The main function of the heart.
What is to pump the blood throughout the body?
The three types of blood vessels.
What are arteries, veins, and capillaries?
Structure number ONE
What is the diaphragm?
The gas that we breathe IN?
What is oxygen?
This warms and filters the air that we breathe.
What is the nose?
The three main parts of the cardiovascular system.
What are the heart, blood vessels, and blood?
This part of the blood helps with clotting.
What are the platelets?
Structure number TWO.
What is the alveoli?
The main organ of the respiratory system.
What are the lungs?
The two branching tubes to the lungs.
What are the bronchi?
The structure that pumps oxygen-poor blood to the heart.
What is the right ventricle?
The liquid part of the blood.
What is the plasma?
Structure number THREE
What is the trachea?
The place where the exchange of gases takes place.
What are the alveoli and the capillaries?
The smaller tubes that stem from the bronchi?
What are the bronchioles?
This structure of the heart pumps oxygen-rich blood to the body.
What is the left ventricle?
This part of the blood helps fight infections.
What are the white blood cells?
Structure number FOUR

What is the bronchi?
The passage that air takes in the respiratory system.
What are the nose or mouth, pharynx, larynx, trachea, (in the lungs), bronchi, bronchioles, and alveoli?
Also known as the windpipe.
What is the trachea?

The order in which blood travels through the heart.
What is the right atrium, right ventricle, -LUNGS- left atrium, and left ventricle?
The part of the blood that carries oxygen to the cells and carbon dioxide back to the lungs.
What are the red blood cells?
Structure number FIVE

What is the nasal cavity?