The document is a checklist for measuring a patient's intake and output as part of a health assessment. It outlines 17 steps for properly measuring and recording a patient's oral intake of fluids, IV fluids, and output including urine and drainage. The nurse is to gather the necessary equipment, explain the procedure to the patient, observe infection control procedures, privately collect intake and output measurements, and accurately record the volumes on the patient's intake and output form and 24-hour record.