The diuretics are generally divided into four major classes, which are distinguished by the site at which they impair sodium reabsorption [1,2]: âLoop diuretics act in the thick ascending limb of the loop of Henle.
Night blindness, also known as nyctalopia, is the inability to see clearly at night or in dim light (such as raining or dark room). Nyctalopia is not an eye disease or disorder. It is actually a symptom or indication of an underlying problem in which some may be serious.
What is a Nyckelharpa? The nyckelharpa is a traditional Swedish instrument that has been played, in one form or another as it evolved, for more than 600 years. At least four different versions of the nyckelharpa are still played today, an uncommon situation for most folk instruments. Audio Clips | Video Clips | Photo Gallery.