<prompt> A 60-year-old woman is having symptoms of muscle weakness and fatigue. On examination, her blood pressure is 11080 mm Hg, pulse 100min, JVP 1 cm, heart sounds normal, and lungs clear. Her serum potassium level is 2.5 mEqL, bicarbonate 15 mEqL, and anion gap is normal. The urine potassium is 10 mEqL.For the above patient with hypokalemia, select the most likely diagnosis.lower gastrointestinal GI lossesprior use of diureticsRTAcurrent use of diuretics  <response>: In lower GI loss diarrhea, the blood pressure is normal, the urine potassium is low 25 mmolF, and the bicarbonate is either normal or low. 