Cellular Basics

Cell Responses

Why is phagocytosis so important to the human body?

Not only does phagocytosis allow us to remove minute, potentially deadly body invaders, but it also is important in the maintenance of healthy tissues. Without this mechanism, harmful materials would accumulate and interfere with the body’s ability to function. A good example is the macrophages (white blood cells in the tissues) of the human spleen and liver, which dispose of more than 10,000,000,000 old (aged) blood cells a day!


This is a web preview of the "The Handy Biology Answer Book" app. Many features only work on your mobile device. If you like what you see, we hope you will consider buying. Get the App