19. Arrange the following sentences based on
sequence of blood circulation,
1. The deoxygenated blood travels through
the veins and enters the right side of the
heart.
2. The blood leaves the heart through the
aorta.
3. The blood travels throughout the body via
the arteries tothe capillaries.
C2 4. In the capillaries, exchange of nutrients
and gases occur. Oxygen is absorbed by
the cells while carbon dioxide is released
VAT"Minto blood.
A 1-2-3-4
C. 3-1-4-2
B. 4-2-1-3
D. 2-1-4-3