An asthma attack is characterized by increased smooth muscle contraction and mucus production in the bronchioles. This leads to the characteristic wheezing, coughing, and/or shortness of breath seen in asthmatic patients. Patients tend to find it easier to inhale than to exhale during an asthma attack. These symptoms lead to temporary changes in respiratory air volumes and capacities.
131) In this scenario, the functional residual capacity will be increased.
13.2) In this scenario, the total lung capacity has decreased.
a) True
b) False