the first one would be the correct answer
Answer:
There is no short answer.
Explanation:
The effects of having a hole in the heart and it's initial effect of the oxygenated and the deoxygenated blood mixing, can cause shortness of breath, less energy during any physical activity since the amount of oxygenated blood going to the lungs is lower. This also can be heard with a stethoscope when listened.
I hope this answer helps.
Answer F. Have a great day
It’s the study of people and the outside world
True they are in the heart as well as the rest of your body