Physiology An adult has a respiratory rate of 15/min, tidal volume is 400cc, anatomic dead space is 100C. Respiratory minute volume is: A 4500cc B 4000cc C 6000cc D 3500cc 💡 Explanation An adult has a respiratory rate of 15/min, tidal volume is 400cc, anatomic dead space is 100C. Respiratory minute volume is: ✓ Correct Answer: C. 6000cc