If we were able to artificially alter the membrane permeability of pacemaker cells so that calcium influx is blocked

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asked Apr 13, 2021 47.8k views

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Soroush Mirzaei · Answer 1 · 2021-04-19T09:34:48+0000

Answer:

The Heart rate would decrease

Step-by-step explanation:

The Heart rate is expected to decrease, as calcium influx in blocked , since the threshold membrane potential can not be reached so quickly so the action potential will take place in longer time leading to decreased heart rate.

If we were able to artificially alter the membrane permeability of pacemaker cells so that calcium influx is blocked

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