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Circulation is the Key
Contributed by: Daniels
Answer the following questions as either true or false.
Circulation is the Key
Humans have a closed circulatory system.
true
false
The human circulatory system is a network of 
vessels that pass through your entire body.
true
false
All organisms have a closed circulatory system.
true
false
Although important, the circulatory system 
interacts with only a few other systems in your
body.
true
false
It would be dangerous for an organism if the fluids
in a closed circulatory system were to leave the 
body.
true
false
One of the main function of the circulatory system
is to transport oxygen to all of your body's cells.
true
false
Compounds that are created in the brain can be
sent to your liver by your circulatory system.
true
false
Your circulatory system is not important to your 
digestive system.
true
false
Your circulatory system helps carry waste products
from your cells.
true
false
If a cell needs oxygen, then it needs access to
the fluids in your digestive system.
true
false
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