What is critical concentration in relation to medication therapeutic effects?
The concentration of a medication in the blood that is necessary for the medication to be absorbed into the body.
The minimum concentration of a medication in the blood needed to achieve the desired therapeutic effect
The maximum concentration of a medication in the blood that can be safely tolerated without adverse effects.
The concentration of a medication in the blood that is considered optimal for achieving the desired therapeutic effect.
The Correct Answer is B
A. This option misrepresents critical concentration; it focuses on absorption rather than therapeutic efficacy.
B. The critical concentration refers to the minimum concentration of a medication in the blood needed to achieve the desired therapeutic effect. This concentration is essential to ensure that the medication is effective in treating the condition.
C. While the maximum concentration can relate to safety, critical concentration specifically concerns the minimum required for effectiveness.
D. This choice suggests an optimal concentration, which is different from the minimum concentration needed to achieve therapeutic effects.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is D
Explanation
A. This option does not accurately describe resistance; it focuses on healthcare provider actions rather than microorganism behavior.
B. This statement addresses the immune response rather than drug resistance, which is a pharmacological concept.
C. This option incorrectly implies that drug efficacy equates to resistance; drug effectiveness is hindered by the presence of resistant microorganisms.
D. Resistance to anti-infectives refers to the ability of microorganisms to survive and multiply in the presence of drugs that are designed to inhibit their growth or kill them, posing significant challenges in treating infections.
Correct Answer is A
Explanation
A. Ciprofloxacin is a fluoroquinolone antibiotic that is effective against a broad spectrum of bacteria and is commonly used to treat various infections.
B. Cephalexin is a cephalosporin, not a fluoroquinolone.
C. Penicillin is a beta-lactam antibiotic, distinct from the fluoroquinolone class.
D. Azithromycin is a macrolide antibiotic and does not belong to the fluoroquinolone class.
Whether you are a student looking to ace your exams or a practicing nurse seeking to enhance your expertise , our nursing education contents will empower you with the confidence and competence to make a difference in the lives of patients and become a respected leader in the healthcare field.
Visit Naxlex, invest in your future and unlock endless possibilities with our unparalleled nursing education contents today
Report Wrong Answer on the Current Question
Do you disagree with the answer? If yes, what is your expected answer? Explain.
Kindly be descriptive with the issue you are facing.