How Good Is Your Immune System Knowledge?

Your immune system is arguably one of the most important functions of your body. Without it, you'd be susceptible to all types of deadly diseases. How much do you know about this crucial function of your body? Take our quiz to find out!
START THE QUIZ!

Question 1/12

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What are leukocytes?
white blood cells
red blood cells
nerve endings

Question 2/12

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What is the term used to describe everything the immune system protects us from, from viruses to parasites?
illnesses
pathogens
germs

Question 3/12

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Which organ filters blood and helps fight infections?
lungs
heart
spleen

Question 4/12

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Which of the following is NOT considered part of your immune system?
pancreas
skin
thymus

Question 5/12

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What do white blood cells use to fight infection?
red blood cells
antibodies
antigens

Question 6/12

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What type of cells are considered the "hitmen" of your body?
red blood cells
immunoglobulins
natural killer cells

Question 7/12

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Which vitamin that helps your immune system is produced primarily through exposure to the sun?
Vitamin C
Vitamin D
Vitamin A

Question 8/12

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When you are stressed, what substance does your body release that helps your body cope?
adrenaline
testosterone
cortisol

Question 9/12

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Which of the following produces dopamine, which may help your immune system cope with stress?
laugher
crying
sleep

Question 10/12

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Which of the following diseases does your body typically build up an immunity to after only one incident?
measles
hepatitis B
acute bronchitis

Question 11/12

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What do allergies cause the release of?
histimines
estrogen
endocrine

Question 12/12

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What is it called when the immune system attacks tissues in the body, thereby causing disease itself?
faulty-immunity
viralmmunity
autoimmunity
Not everyone can be an expert on everything, and this is a clear instance of that happening. Your immune system knowledge is pretty limited, but that's okay...as long as you're not a doctor. Then we'd be worried.

C+, Sick As A Dog

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Right!
You're real close to being a doctor, at least by our standards! Which admittedly aren't too high, but still. Study up a bit more and you'll be well on your way to being an expert on the human immune system!

B+, Almost a Doctor

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Right!
Are you a doctor? We wouldn't be shocked if so, given how much you know about the immune system. We're willing to bet you know quite a lot more about illnesses and the human body, too. Good work!

A+, Medical Marvel

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Right!
1
What are leukocytes?
white blood cells
red blood cells
nerve endings
2
What is the term used to describe everything the immune system protects us from, from viruses to parasites?
illnesses
pathogens
germs
3
Which organ filters blood and helps fight infections?
lungs
heart
spleen
4
Which of the following is NOT considered part of your immune system?
pancreas
skin
thymus
5
What do white blood cells use to fight infection?
red blood cells
antibodies
antigens
6
What type of cells are considered the "hitmen" of your body?
red blood cells
immunoglobulins
natural killer cells
7
Which vitamin that helps your immune system is produced primarily through exposure to the sun?
Vitamin C
Vitamin D
Vitamin A
8
When you are stressed, what substance does your body release that helps your body cope?
adrenaline
testosterone
cortisol
9
Which of the following produces dopamine, which may help your immune system cope with stress?
laugher
crying
sleep
10
Which of the following diseases does your body typically build up an immunity to after only one incident?
measles
hepatitis B
acute bronchitis
11
What do allergies cause the release of?
histimines
estrogen
endocrine
12
What is it called when the immune system attacks tissues in the body, thereby causing disease itself?
faulty-immunity
viralmmunity
autoimmunity