Stimulus for Hering - Breuer's reflex of Respiration is: (A) Tidal volume > 1000 ml, (B) Tidal volume > 500 ml, (C) Tidal volume < 500 ml, (D) Tidal volume < 1000 ml
Answer is A. Stimulus for hering - Breuer's reflex is, when tidal volume increase 2 times more than normal i.e, Tidal volume > 1000 ml.