Veterinary Technician

Category - Pharmacology

When discussing drug interactions, what is the term used to describe a drug that mimics a natural body substance or normal function when interacting with a receptor?
  1. Antagonist
  2. Agonist
  3. Annoyance
  4. Additionist
Explanation
Answer: B - An agonistic drug is one that, when interacting with its receptor, reacts similarly to a natural substance found within the body. Bethanechol chloride is a drug that is similar to the natural chemical acetylcholine and produces the similar effects at terminal nerve endings causing muscle contraction.
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