Why do problems with the heart lead to difficulty breathing?
a. the heart is the organ that b...
Biology, 08.01.2020 18:31, gabrielaperezcz
Why do problems with the heart lead to difficulty breathing?
a. the heart is the organ that brings carbon dioxide from the air.
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b. the circulatory and respiratory systems work together
c. the pumping action of the lungs moves oxygen through the body.
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d. the lungs transfer white blood cells to the heart.
Answers: 1
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