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Health, 11.05.2021 05:50 chaycebell74021

Beta-blockers have what effect on heart rate and​ contractility? A.
Increased heart rate and decreased contractility
B.
Increased heart rate and contractility
C.
Decreased heart rate and increased contractility
D.
Decreased heart rate and contractility

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Beta-blockers have what effect on heart rate and​ contractility? A.
Increased heart rate and...
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