Considering the administration of a single dose of a hypothetical drug by different routes, which of the following gives the correct order of attaining peak concentration of the drug in the blood stream?

Question

Quizplus · Accepted Answer

Intravenous drug administration places the drug directly into the blood stream, resulting in the most rapid attainment of peak concentration.Intramuscular drug administration involves injection of the drug into skeletal muscle, where there is a close blood supply.Therefore, intramuscularly administered drugs only have to diffuse a short distance before absorption into the blood stream.Thus intramuscular administration results in the second most rapid attainment of peak concentration.Orally administered drugs must progress through several steps before drug is available for absorption into the blood stream.Thus orally administered drugs are the third to attain peak concentration in the blood stream.

Considering the Administration of a Single Dose of a Hypothetical