This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Respiratory system, Subject name: Physiology
[{'content': 'The following is related to hyperinflation of the lung \nSelect and explain. \nA. J -reflex, B. Cushing reflex, C. Bezold-jaisch reflex, D. Brainbridge refex', 'role': 'user'}, {'content': 'Answer: A \nExplanation: J -reflex is produced due to hyper inflation of the lung It produces: Apnoea followed by rapid shallow breathing, hypotension, bradycardia Ref:Guyton and Hall textbook of medical physiology 12th edition, page number:373', 'role': 'assistant'}]