K.B. is a 32 year old woman being admitted to medical floor for complaints of fatigue and dehydration. while taking her history, you discover that she has diabetes mellitus (DM) and has been insulin-dependent since the age of 8, She has undergone hemodialysis (HD) for the past 3 years. yore initial assessment of K.B. reveals a pale,thin,slightly drowsy woman. She tells you she has been nauseated for 2 days so she has not been eating or drinking. She reports severe diarrhea, Serum calcium, phosphate. magnesium, and a complete blood count (CBC) have been drawn but the results are not yet available. The following blood chemistry results are back