Extract:

Question 1 of 5

Which of the following best describes pharmacokinetics?

A. The study of how drugs interact with specific drugB. The study of how drugs are developed and manufacturedC. The study of how drugs are prescribed and administeredD. The study of how drugs are absorbed, distributed, metabolized, and excreted by the body.

Correct Answer: D

Rationale: Pharmacokinetics studies the processes of drug absorption, distribution, metabolism, and excretion, determining how the body handles a drug.

Question 2 of 5

What steps should be taken before administering a broad spectrum antibiotic?

A. Monitor vital signs and assess for any signs of allergic actions or adverse effectsB. Perform a culture and sensitivity test to identify the specific pathogen.C. Administer the antibiotic immediately without a by obtaining a specimen sampleD. Consult with the healthcare provider to determine the appropriate dosage of the antibiotic.

Correct Answer: B

Rationale: Performing a culture and sensitivity test identifies the pathogen and its antibiotic susceptibility, ensuring effective treatment and minimizing resistance.

Question 3 of 5

Aminoglycosides are effective against which strain of bacteria?

A. Viral infectionsB. Gram-positive bacteriaC. Fungal infectionsD. Gram-negative bacteria

Correct Answer: D

Rationale: Aminoglycosides are primarily effective against Gram-negative bacteria, targeting serious infections caused by these organisms.

Question 4 of 5

Resistance to anti-infectives refers to:

A. The ability of healthcare providers to accurately diagnose and prescribe the appropriate anti-infective drugs.B. The ability of the body's immune system to fight off infections without the need for drugs.C. The ability of drugs to effectively kill microorganisms and eliminate infections.D. The ability of microorganisms to survive and multiply in the presence of drugs that are designed to inhibit their growth or kill them

Correct Answer: D

Rationale: Resistance occurs when microorganisms survive anti-infective drugs, reducing treatment efficacy and complicating infection management.

Question 5 of 5

What is critical concentration in relation to medication therapeutic effects?

A. The concentration of a medication in the blood that is necessary for the medication to be absorbed into the body.B. The minimum concentration of a medication in the blood needed to achieve the desired therapeutic effectC. The maximum concentration of a medication in the blood that can be safely tolerated without adverse effects.D. The concentration of a medication in the blood that is considered optimal for achieving the desired therapeutic effect.

Correct Answer: B

Rationale: Critical concentration is the minimum blood level required for a drug to produce its therapeutic effect, ensuring efficacy without toxicity.

Nurselytic

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ATI Nurs 240 Pharmacology quiz Questions

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Question 4 of 5

Question 5 of 5

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