Q. Which of the following statements is TRUE? (Solved)
1. pulmonary stretch receptors lie within the airway epithelial cells
2. J receptors, when stimulated, cause slow deep breathing
3. irritant receptors, when stimulated, send impulses up the vagus in unmyelinated fibres
4. irritant receptors are rapidly adapting
5. increased maximum breathing capacity
- d. irritant receptors are rapidly adapting