Having low haemoglobin means less O2 is being sent to the blood and heart, which can reduce heart rate which is dangerous
The third one keeping a notepad handy
Answer:
The right side of your heart receives oxygen-poor blood from your veins and pumps it to your lungs, where the blood picks up oxygen and gets rid of carbon dioxide. The left side of your heart receives oxygen-rich blood from your lungs and pumps it through your arteries to the rest of your body.
Explanation:
