This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Cardiovascular system, Subject name: Physiology
Bezold-Jarish reflex response is 
Select and explain. 
A. Tachycardia, B. Bradycardia, C. Hypeension, D. None
B: Bradycardia
Answer: B: Bradycardia 
Explanation: Activation of chemosensitive vagal C fibers in the cardiopulmonary region (eg, juxtacapillary region of alveoli, ventricles, atria, great veins, and pulmonary aery) causes profound bradycardia, hypotension, and a brief period of apnea followed by rapid shallow breathing. This response pattern is called the Bezold-Jarisch reflexRef: Ganong&;s Review of medical physiology 25th edition. Page: 592