Any process that activates or increases the frequency, rate or extent of membrane repolarization during atrial cardiac muscle cell action potential.
Synonyms:
exact_synonym:
up regulation of membrane repolarization during atrial cardiac muscle cell action potential; upregulation of membrane repolarization during atrial cardiac muscle cell action potential
narrow_synonym:
activation of membrane repolarization during atrial cardiac muscle cell action potential
related_synonym:
activation of atrial repolarization; activation of electrocardiogram QRS complex; positive regulation of atrial repolarization; positive regulation of electrocardiogram QRS complex; up regulation of atrial repolarization; up regulation of electrocardiogram QRS complex; upregulation of atrial repolarization; upregulation of electrocardiogram QRS complex