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Health, 07.10.2019 02:30 87haymaker

Which is true about blood pressure? select one:
a. diastolic pressure is when the heart is at contraction.
b. normal range for diastolic pressure is 120.
c. systolic pressure is when the heart is at contraction.
d. systolic pressure is when the heart is at rest.

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Which is true about blood pressure? select one:
a. diastolic pressure is when the heart is a...
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