1) the immune system is designed to defend against bacteria, microbes, viruses, toxins, and what?
a) parasites
b) cuts
c) fever
d) algae
2) when something dies, the immune system continues to operate.
true
false
3) when you get a cut, what enters the body?
4) what is a result of the immune system doing its job on an infected cut?
a) scab
b) pus
c) bleeding
d) itching
5) allergies are an overreaction of the immune system.
true
false
6) lack of what vitamin causes rickets?
a) c
b) a
c) d
d) e
7) swollen and bleeding gums, swollen joints and bruising are signs of what?
a) rickets
b) cancer
c) glaucoma
d) scurvy
8) if you do not get enough iron you get anemia.
true
false
9) when the liver is damaged from alcoholism, it is called:
a) cirrhosis
b) scurvy
c) anemia
d) rickets
10) what condition is spotted by melanoma?
a) scurvy
b) rickets
c) cancer
d) anemia
11) polio causes paralysis by attacking what?
a) bones
b) nerve cells
c) blood cells
d) spinal fluid
'
12) list the 3 ways your body protects from infections.
Answers: 2
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1) the immune system is designed to defend against bacteria, microbes, viruses, toxins, and what?
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