Mrs. Cochran



Your Immune System Web Quest

Step 1:

Watch the Lymphatic System BrainPop video using the link on Google Classroom () and take the quiz afterwards. The username is bufordmiddle and the password is wolves. Send me your quiz score through the BrainPop website. My email address is lauren.larson@.

Step 2:

Go to the Immune System article on Google Classroom () and complete the following note frames:

To be immune means to be _________. The body system that helps _______ ____ ________ is called the immune system. The immune system is made up of a network of _____, _______, and _______ that work together to protect the body.

White blood cells, also called ____________, are part of this defense system. There are two basic types of these germ-fighting cells:

• ____________, which chew up invading germs

• ____________, which allow the body to remember and recognize previous invaders

Leukocytes are found in lots of places, including your _______, an organ in your belly that filters blood and helps fight __________. Leukocytes also can be found in ______ _________, which is a thick, spongy jelly inside your _________.

Your _________ ________ is home to these germ-fighting cells, too. You've encountered your lymphatic system if you've ever had swollen "_______" on the sides of your neck, like when you have a sore throat. Although we call them "glands," they are actually _______ ______ are small and round and you don't notice them. But when they're swollen, it means your immune system is at work.

Lymph nodes work like filters to remove _______ that could make you sick. Lymph nodes, and the tiny channels that connect them to each other, contain ______, a clear fluid with leukocytes (white blood cells) in it.

Sometimes a person has a problem with his or her immune system. ________ are one kind of problem — the immune system overreacts and treats something harmless, like peanuts, as something really dangerous to the body.

With certain medical conditions, such as _______ or juvenile ____________ arthritis, instead of fighting germs, the immune system fights the ________ cells and this can cause problems. Other immune system problems may develop due to an illness like ___________ or _________.

You can't prevent most immune system disorders. But if they happen, they can be treated with ________ and in other ways to help the person feel good and be healthy again. If you have an immune system problem, your doctor can help teach you ways to take care of yourself so you stay strong and are able to fight off illness.

Healthy kids can help their immune systems by washing their ________ regularly to prevent _________, eating __________ foods, getting plenty of ___________, getting enough ________, and getting regular medical ___________. And if you feel great today, thank your immune system!

Step 3:

Go to the “What are Germs?” link on Google Classroom () and answer the following question:

What are the four types of germs? Write one sentence to explain each of them.

- __________: ________________________________________________

____________________________________________________________

- __________: ________________________________________________

____________________________________________________________

- __________: ________________________________________________

____________________________________________________________

- __________: ________________________________________________

____________________________________________________________

Step 4:

Watch the Immune System BrainPop video using the link on Google Classroom () and take the quiz afterwards. The username is bufordmiddle and the password is wolves. Send me your quiz score through the BrainPop website. My email address is lauren.larson@

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