The Heart 2

Question 1

What do the coronary arteries do

Answer 1

They supply the walls of the heart with oxygen

Question 2

Where does blood enter your heart

Answer 2

At the top chambers of your heart, which are called the atria (the vena cava and the pulmonary vein)

Question 3

Where does blood from the vena cava go to and what type of blood is it

Answer 3

Blood from the vena cava goes into the right atrium and it is deoxygenated blood from your body

Question 4

Where does the blood from the pulmonary vein go and what type of blood is it

Answer 4

Blood from the pulmonary vein goes into the left atrium and is oxygenated blood from your lungs

Question 5

How does blood get out of the atria

Answer 5

The atria contract together and force blood down into the ventricles. Valves close to stop the blood flowing backwards

Question 6

Once blood is in the ventricle what does the right ventricle do

Answer 6

It forces deoxygenated blood to the lungs in the pulmonary artery

Question 7

Once blood is in the ventricle what does the left ventricle do

Answer 7

It pumps oxygenated blood around the body in a big artery called the aorta

Question 8

How does doxygenated blood from the feet get to the heart

Answer 8

Skeletal muscles contract to push the blood up the heart against gravity