Debits and Credits. After you have identified the two or more accounts involved in a business transaction, you must debit at least one account and credit at least one account. To debit an account means to enter an amount on the left side of the account.
High hemoglobin count may be caused by dehydration, smoking, emphysema, tumors, or abuse of Epogen. Low levels of hemoglobin may be caused by anemia, blood loss, nutritional deficiency, bone marrow problems, chemotherapy, kidney failure, or sickle cell disease.
BUN concentrations may be elevated when there is excessive protein breakdown (catabolism), significantly increased protein in the diet, or gastrointestinal bleeding (because of the proteins present in the blood). Low BUN levels are not common and are not usually a cause for concern.