Final answer:
Before allowing the dialysate to flow into the peritoneal cavity, it must be heated to body temperature.
Step-by-step explanation:
Before allowing the dialysate to flow into the peritoneal cavity, it must be heated to body temperature. This is necessary to ensure that the dialysate will have the proper temperature to effectively remove waste products from the blood during peritoneal dialysis. The body temperature is around 37 degrees Celsius (98.6 degrees Fahrenheit).