8/19/2019 Immune System Webquest

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Name: _____________________

Period: __________

Visit the following website and answer the corresponding questions. Make sure to draw images NEATLY

and in COLOR where it asks you to.

-INTRODUCTION-The immune system is very important

to your body because it fights off

infection, and it recognizes foreign

substances. The immune system is a

complex group of defenses that your

body has to fight diseases. This system

is also made up of cells, tissues, organs,and body systems that fight bacteria.

And it also sends out T-cells (white

blood cells) for infections.

-TASK-

Use the following websites provided to answer the questions presented.

Website #1 Microbiology Online: http://www.microbiologyonline.org.uk/about-microbiology/microbes-

and-the-human-body 

 Click on Immune System:

1. List 5 types of 1st Line of Defense your body has.

2. Describe your body’s 2nd Line of Defense

according to the website: __________________________________________________________

 _____________________________________________________________________________.

 Click on Antibody-Antigen Complex:

If pathogens get past your 1st and 2nd line of defense, your 3rd line of defense (very specific) comes into

play. Define the following two words using the website:

Immune System Webquest

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3. Antigen: ____________________________________________________________________

4. Antibody: ____________________________________________________________________

6. Draw a picture of an antibody (the little Y’s) in the box.

7. Next, draw an antigen binding to the antibody’s specific

shape. Label both the antibody and antigen.

Website #2 Ouch! Anatomy of a splinter:  http://www.cellsalive.com/ouch1.htm 

1. Here you are looking at the complicated series of events that your body goes through in response to

something as tiny as a splinter. What type of cell responds to the trauma inflicted by a splinter?

 ____________________________

2. What is chemotaxis? ________________________________________________________

3. What is phagocytosis? ____________________________________________________

4. What is oxidative burst? ___________________________________________________

 Click on KILL   There is no movie clip here, just read.

5. How do white cells kill things? ______________________________________________

Website #3: Go to http://www.funsci.com/fun3_en/blood/blood.htm#17 

Scroll through the webpage and answer the following questions:

1. What are hematic cells? ___________________________________

2. What is an erythrocyte’s (red blood cell) job? _________________________________

3. Draw a representation of what an erothrocyte looks like up close 

4. Scroll down to Leukocytes. What is a leukocyte (white blood cell)? ____________________

5. Complete the following table 3 different types of leukocytes:

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Type of Leukocyte What do they do? % Found

in the

blood

Image of each

1.

2.

3.

-EVALUATION-

Quiz!! Use all the knowledge you have gathered to answer the following questions:

1. What system of the human is shown in the diagram? _______________________________

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