This storyboard does not have a description.
How does our skin protect use from pathogens? It acts as a barrier between invaders (pathogens) and your body. Skin forms a waterproof mechanical barrier. Microorganisms that live all over your skin can’t get through your skin unless it’s broken.
Think of white blood cells as your immunity cells. In a sense, they are continually at war. They flow through your bloodstream to battle viruses, bacteria, and other foreign invaders that threaten your health. When your body is in distress and a particular area is under attack, white blood cells rush in to help destroy the harmful substance and prevent illness.
What does our white blood cells do and how do they kill germs?
What is an antibody and how does it work?
Oh I know! Antibodies function in three distinct ways. They bind directly to antigens, effectively coating the surface of the invader, in order to prevent pathogens from entering or damaging healthy body cells.
Explore Our Articles and Examples
Try Our Other Websites!
Photos for Class
– Search for School-Safe, Creative Commons Photos (It Even Cites for You!
– Easily Make and Share Great-Looking Rubrics
– Create Custom Nursery Art