1. c
2. False (pulmonary artery carries blood from RV and pumps to the lungs)
3. False
4. True (have trouble breathing while laying down)
5. D
6. True
7. True
8. False
9. B.
10. True
In this question, the right doctor to operate your eyes would be Paula. Because Paula is a doctor for so many years already, it is suggested that Paula will be the right choice to operate because she has done so many operations already and she is more flexible and she can strategize more during operations because of the years of her experience.
This is an example of the yo-yo diet.
I hoped this helped!
No he is not under weight
Because the heart is forced to pump out blood. In the upper right side of the heart is an bundle of cells called the sinoatrial node. Unlike any other cell in the body, these cells (nicknamed "pacemakers") keep sending out electrical impulses, more than once a second, to make the rest of the heart contract and pump out blood.
hope this helps!