A pacemaker helps maintain a heart’s:%0D%0A%0D%0A(1 point)%0D%0AResponses%0D%0A%0D%0Ahomeostasis.%0D%0A%0D%0Ahomeostasis.%0D%0A%0D%0Aautorhythmicity.%0D%0A%0D%0Aautorhythmicity.%0D%0A%0D%0Ahypertension.%0D%0A%0D%0Ahypertension.%0D%0A%0D%0Aalveoli.

Answer 1

A pacemaker helps maintain a heart's:

autorhythmicity.