The affinity of oxygen for Hb increased with fall in pH. This is called as: (A) Bain-Bridge effect, (B) Bohr effect, (C) Haldane effect, (D) Herring effect
Answer is B. Increase in basal low hea rate on infusing saline is called Bain Bridge effect. Loading of CO2 causing unloading of O2 at tissue level is called Haldane effect. Herring Breuer reflex is the prolongation of the duration of expiration after increased inflation. This protects the lung from hyperinflation.