Biology
jdbridenstine
2020-04-27 22:26:30
In the past, an irregular heart rhythm was treated by using a drug to help regulate the beat. There is a treatment that can also regulate heart rhythms that has replaced drugs in some cases. What is that treatment? a. pacemaker b. angioplasty c. clot-dissolving drugs d. myocardial infarction
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r123456789
2020-04-27 23:00:57

i think it would be a. peacemaker sorry if im no help

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