Blood donation

The video explains the components of blood and their functions. Blood is a mixture of plasma, red blood cells, white blood cells, and platelets, each playing a crucial role in maintaining health. Plasma carries important chemicals, red blood cells transport oxygen, white blood cells fight infections, and platelets help in clotting. Donated blood can be separated into these components to save lives, highlighting the importance of blood donation.

Describe the function of platelets in the blood.

Why is donated blood considered valuable for saving lives?