NURS 3100 Exam 1 Practice 2025 – All-in-One Guide to Master Your Nursing Exam Success!

Pharmacokinetics is the study of how the body processes a medication, including absorption, distribution, metabolism, and excretion. It is important for a nurse to understand these principles in order to teach patients about the importance of taking their medication as prescribed.

Option A is the correct answer because it highlights the importance of understanding that a drug may undergo several physiological processes in the body before reaching its target cells, which can affect its effectiveness. This emphasizes the importance of taking medication as prescribed to ensure it reaches the intended target and works as intended.

Option B is incorrect because it only mentions the route of administration, not the principles of pharmacokinetics. Option C is incorrect because it only mentions the role of excretion organs, not the entire process of pharmacokinetics. Option D is incorrect because it only mentions the involvement of liver enzymes, not the other principles of pharmacokinetics.

In summary, understanding the principles of pharmacokinetics allows nurses to educate patients on the importance of taking medication as prescribed for optimal effectiveness. This can help patients better understand and adhere to their medication regimen.