Chapter 17, Problem 25CC

Summary Introduction

To determine: The name of the receptor and neurotransmitter that is involved in parasympathetic bronchoconstriction.

Introduction: During inhalation, bronchioles expand, which allows the smooth movement of air in the alveoli. During exhalation, bronchioles contract to release the carbon dioxide. The inhalation and exhalation are under the control of the parasympathetic nervous system.