3P Principles of Pharmacology (Latest 2023 - 2024) Actual Questions and Answers 100% Correct

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1. Fick's Law of Diffusion describes drug mobility as the: Answer: passive diffusion of non-ionized drugs down a concentration gradient from an area of high concentrationto low concentration. 2. Wh... ich of the following is a neurotransmitter within the parasympatheticnervous system? Answer: Acetylcholine 3. Pharmacodynamic interactions that occur when two drugs act on distinctreceptors is known as: Answer: heterodynamic competitors. 4. Therapeutic indices of a drug should be determined from a serum sampleobtained during: Answer: at steady state of the drug. 5. The signal transduction process that carries transmitters (e.g.,steroid hormones) to distant sites via the circulatory system is known as: Answer: endocrine. 6. Acetylcholine works at the neuromuscular junction to activate: Answer:skeletalmuscles. 7. The fusion of the synaptic vesicles to the presynaptic plasma membrane ispreceded by the influx of: Answer: calcium ions. 8. Which of the following is considered an inhibitory neurotransmitter? Answer: -Glycine 9. The process whereby a drug's activity is altered in order to prepare it forexcretion is known as: Answer: biotransformation. 10. The amino acid found in dairy products, fish and eggs is tyrosine.Theamino acid from which tyrosine is made is: Answer: phenylalanine. 11. The ion that is most critical in the release of the neurotransmitter from thepresynaptic neuron is: Answer: calcium. [Show More]

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