41. Disopyramide decreases the inhomogeneity between infarcted and normal myocardium refractory periods; in addition to lengthening the refractory period . 42. XEN-D0101 selectively increases atrial refractory period by 22 % in dogs with atrial tachycardia induced electrical remodeling. 43. The psychological refractory period ( PRP ) is a basic but important form of dual-task information processing. 44. In males it is responsible for the sexual refractory period after orgasm and excess levels can lead to erectile dysfunction. 45. Together with mental concentration, this enables the male to achieve orgasmic pleasure without the post-ejaculatory refractory period . 46. This intense micro-electrical activity stimulates the surrounding atrial myocardium that accepts the activation according to its refractory period . 47. The period during which no new action potential can be fired is called the " absolute refractory period ". 48. In the classical sense, the cardiac refractory period is separated into an absolute refractory period and a relative refractory period. 49. In the classical sense, the cardiac refractory period is separated into an absolute refractory period and a relative refractory period. 50. In the classical sense, the cardiac refractory period is separated into an absolute refractory period and a relative refractory period .