The mechanism of action of bronchial thermoplasty (BT) treatment for patients with severe asthma is incompletely understood. This study investigated the 2.5-year impact of BT on airway smooth muscle ...

(3). In response to stress, need to breathe more deeply. Therefore need smooth muscle around tubes that carry air (bronchioles) to relax. c. How is this possible? Same receptors, same 2nd messenger ...

Heart Rate Increase in rate of contraction of cardiac muscle - cardiac output increases ... cardiac output decreases Breathing Rate Smooth muscle of bronchioles relaxes - intake of air increases ...

Results: PAR-2 expression was found in bronchial smooth muscle, epithelium, glands, and in the endothelium and smooth muscle of bronchial vessels. PAR-2 expression was similar in the central airways ...