Test your knowledge of the human heart
Answer the following questions.
Record your answers on the back of the heart diagram page.
1. Blood is pumped to the lungs
from the heart through the________________.
2. Back flow of blood from the aorta into the left ventricle is
prevented by the _______________.
3. Blood leaves the heart and is pumped to the body (except the
lungs) through the ____________.
4. Back flow of blood from the right ventricle into the right
atrium is prevented by the _________.
5. Blood returns to the heart from the lungs through the _______________.
6. Blood returns to the heart from the body through the _______________.
7. Blood flows from the left atrium into the _____________.
8. Back flow of blood into the heart from the pulmonary artery
is prevented by the ____________.
9. Back flow of blood from the left venticle into the left atrium
is prevented by the_____________.
10. Blood flows from the right atrium into the ________________.
11. Which are the receiving chambers of the heart?
12. Which are the pumping chambers of the heart?
13. Which chamber of the heart seems to be the most muscular?
14. Do the ventricles contract from the top down or the bottom
up?
15. Which is the proper sequence of heart contraction? right atrium
and right ventricle together then left atrium and left ventricle
together OR right atrium and left atrium together and then
right ventricle and left ventricle together.
Trace the path of blood through the heart, lungs and body starting with either the superior or inferior vena cava.
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