Sweet Potato Storage. Unlike potatoes, fresh sweet potatoes generally do not store well, except under ideal conditions, and bruised ones rapidly deteriorate. In a dry, dark, cool (55 degrees F.) place, they can last up to three to four weeks. Plan on using within one week of purchase and do not refrigerate.
During an episode of supraventricular tachycardia (SVT), the heartbeat is not controlled by the SA node (the normal timer of the heart). Patient Access Register
3. Hyperpolarization, or afterpotential occurs because... potassium ions continue to diffuse out of the cell after the inactivation gates of the voltage-gated sodium ion channels begin to close. the extra efflux of potassium ions causes the membrane potential to become slightly more positive than the resting value.