What are plasma, platelets, red blood cells, and white blood cells?
100
In this heart chamber, blood from all other parts of the body is returned to the heart by the vena cava (largest vein in the body)
What is the right atrium?
100
Blood always flows from an atrium to a ________.
What is a ventricle?
100
These blood vessels carry blood away from the heart.
What are arteries?
100
These flaps of tissue open and close to keep blood flowing in one direction. The sound of a heartbeat is actually these flaps shutting closed.
What are valves?
200
These cells are responsible for carrying oxygen via hemoglobin
What are red blood cells?
200
Blood from the right atrium is pumped into its downstairs neighbor, the ______ _______.
What is the right ventricle?
200
On your blank heart diagram, the chamber on your upper left is called __________.
What is the right atrium?
200
These blood vessels carry blood from other parts of the body back to the heart.
What are veins?
200
These heart chambers are situated towards the top of the heart. They accept blood from other parts of the body and pump it into ventricles.
What are atria?
or what is an atrium?
300
These cells help fight infections by attacking pathogens
What are white blood cells?
300
When oxygenated blood returns from the lungs through the pulmonary  vein, it enters the heart in this chamber.
What is the left atrium?
300
On your blank heart diagram, the chamber on your lower left is called __________.
What is the right ventricle?
300
These are the tiniest blood vessels, only one cell thick, where the exchange of gas and other materials takes place.
What are capillaries?
300
These heart chambers are situated towards the bottom of the heart and receive blood from the atria. THese chambers then pump the blood out of the heart to other parts of the body.
What are ventricles?
400
These cells help blood to clot. Without them, even a small cut can cause big problems.
What are platelets?
400
This is the largest and strongest of the heart chambers, because it must pump blood from the heart out of the aorta to all other parts of the entire body.
What is the left ventricle?
400
On your blank heart diagram, the chamber located on your upper right is called __________.
What is the left atrium?
400
This is the largest artery, carrying blood from the left ventricle to all other parts of the body.
What is the aorta?
400
This is the number of times your heart beats - it's measured by feeling the expansion and contraction of your arteries each time your heart beats.
What is a pulse?
500
This is the pale yellowish liquid in which all other blood cells are suspended
What is plasma?
500
When the blood leaves the right side of the heart (RV) this artery carries it to the lungs where it can pick up oxygen.
What is the pulmonary artery?
500
On your blank heart diagram, the chamber located on your lower right is called __________.
What is the left ventricle?
500
This is the largest vein, which collects blood from all other parts of the body and returns it to the right atrium.
What is the vena cava?
500
This is the measure of how much pressure is exerted against the walls of the blood vessels with each heart beat.