This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Physiology
Moderate excercise tachypnea is due to stimulation of which receptor 
Select and explain. 
A. Proprioception, B. J receptor, C. Lung receptor, D. Baro receptor
A: Proprioception
Answer: A: Proprioception 
Explanation: Inspiratory neurons are stimulated by proprioception from joints and muscles.