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Study
Magic School Bus - Inside Ralphie
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Bacteria was making Ralphie sick. Bacteria are _______________ .
germs
Oops!
Okay!
What kills germs that enter the mouth?
saliva
Oops!
Okay!
_______________ are part of the bloodstream.
germs
antibodies
blood vessels
bloodstream
Oops!
Okay!
Your body is built to keep out germs by sending extra _______________ to fight _______________ .
blood, infections
blood, antibodies
infections, germs
germs, infections
Oops!
Okay!
Bacteria can _______________ quickly.
divide
subtract
add
multiply
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Okay!
The liquid part of blood is _______________ .
blood
white
murky
clear
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Okay!
White blood cells use _______________ to mark bacteria and then destroy it.
antibodies
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Okay!
White blood cells can get rid of _______________ .
blood vessels
bacteria
antibodies
Oops!
Okay!
_______________ help the body heal scrapes and cuts.
platelets
antibodies
bacteria
blood vessels
Oops!
Okay!
Eating a ____ diet helps our immune system stay strong.
healthy
Oops!
Okay!
There are more _______________ blood cells where infections are.
red
white
clear
liquid
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Okay!
We _____ our hands to help prevent getting sick.
wash
Oops!
Okay!
The _______________ carries blood throughout the body.
bloodstream
germs
blood vessels
antibodies
Oops!
Okay!
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