... detecting and PART THREEApplicationsfor Fluid and Electrolyte ConceptsCopyright © 2008 by The McGraw-Hill Companies, Inc. Click here for terms of use. 160 Fluids and Electrolytes Demystifi ed 3 ... beats/minute, and respiration (R) of 38 breaths/minute, and her skin is cool and pale with pale mucous membranes. Arterial blood-gas analysis reveals a pH of 7 .32 , PCO2 of 33 mm Hg, O2of ... hydration, 30 mL/h) and weight (4.4 kg below his normal range on admission but now only 3 kg below the normal range), and continues checking intake and outputs. The nurse 178 Fluids and Electrolytes...