Question

What happens when lungs expands at critical point during inspiration? *



a) Stretch receptors stimulated

b) Stretch receptor no stimulated

c) Inspiratory muscle relax

d)Send out impulses to inspiratory centre​

Answer 1

Answer:

When the lung expands, the receptors initiate the Hering-Breuer reflex, which reduces the respiratory rate. Increased firing from the stretch receptors also increases production of pulmonary surfactant.