Respond in writing to the questions, then compare and discuss your answers with someone else.
Different kinds of human cells have different specialties; what are four examples of specialization by human cells in the comic?
How do macrophages identify germs?
What are the signs/symptoms of inflammation? What are cells doing to cause those symptoms?
What is pus mostly made of?
What's one way human cells send signals to each other? (Hint: despite the anthropomorphism of this comic, they don’t talk to each other using words!)
What are two ways germs can do damage to the cells in people?
How do antibodies help fight germs?
How does the immune system figure out what antibody to produce to fight a given kind of germ?
Macrophages patrol both the external surface of the body (the skin) and the internal “surface” (the linings of the mouth, lungs, stomach, intestines, etc.); why is it important for the immune system to keep a lookout in all those places?