system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
Slowest acting buffer system in the body ?
assistant
The correct answer is  Ans. is 'd' i.e., Renal buffer(Re/ Principles of medical physiology p. 712)Not all buffer systems begin work at the same time.Chemical buffers respond first, followed by the respiratory system and finally, the renal system.