Cardiovascular System Flashcards
1
Q
What is oxygen debt?
A
The amount of oxygen needed at the end of a physical activity to break down any lactic acid known as oxygen debt.
2
Q
What is surrounding the alveoli?
A
They are surrounded by capillaries that carry blood .
3
Q
What does the Haemoglobin do?
A
The haemoglobin are inside the red blood cells and binds oxygen , which diffuses into the blood so that it can be deposited in living cells.
4
Q
Adrenaline
A
A hormone that increases rates of blood circulation and breathing
