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

Question

Dominique Gonzalez

Biology

5 June, 04:14

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

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Answers (1)

Know the Answer?

Sasha Bush · Answer 1

The Heart rate would decrease

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.