organizational unit (OU) An organizational unit (OU) is a container within a Microsoft Active Directory domain which can hold users, groups and computers. It is the smallest unit to which an administrator can assign Group Policy settings or account permissions.
Blood Levels. Your blood potassium level can indicate that your potassium is low. Your physician can order a blood test to determine your levels. A typical level is between 3.6 and 5.2 millimoles per liter, a measurement of the potassium particles in your blood.If your potassium dips below 3.6 millimoles per liter, you may start to experience symptoms associated with hypokalemia.or your heart to beat regularly and your muscles to function properly, you need potassium. This mineral is present in many foods, especially fruits and vegetables.
In hypokalemia, the level of potassium in blood is too low. 1  A low potassium level has many causes but usually results from vomiting, diarrhea, adrenal gland disorders, or use of diuretics. 2  A low potassium level can make muscles feel weak, cramp, twitch, or even become paralyzed, and abnormal heart rhythms may develop.