A 28-year-old male agricultural worker presents to the emergency department with acute onset of excessive salivation, lacrimation, urination, defecation, gastrointestinal distress, and muscle fasciculations. His pupils are pinpoint and he is experiencing severe bronchospasm. Which of the following mechanisms BEST explains the pathophysiology of his clinical presentation?

See the options, answer & explanation

Sign in free to reveal the answer choices, the correct answer, the detailed explanation, and AI-powered insights for this question.

Daily MCQs, study tips, and topper strategies on Telegram.