On what is the selection of an antimicrobial agent based?

a. Sensitivity of the microorganism to the drug
b. Half-life of the medication
c. Therapeutic levels of the drug
d. Bioavailability of the drug


ANS: A
The selection of the antimicrobial agent must be based on the sensitivity of the pathogen and the possible toxicity to the patient. The half-life of the drug is not a concern with selection in comparison to sensitivity. Therapeutic levels of the drug are not criteria for selection. Bioavailability is a lesser concern than sensitivity.

Nursing

You might also like to view...

During the first few minutes after birth, which physiologic change occurs in the newborn as a response to vascular pressure changes in increased oxygen levels?

a. Increased pulmonary vascular resistance b. Decreased systemic resistance c. Decreased pressure in the left heart d. Dilation of pulmonary vessels

Nursing

A patient is to receive 1000 mL of D5W intravenously over 6 hours. The tubing set has a drop factor of 15 gtt/mL. How many drops per minute are needed to infuse this fluid in the prescribed time? _____ gtt per minute

What is the answer?

Nursing

The first step in dimensional analysis is to

A. write a conversion factor. B. cancel the units on the right side of the equation. C. determine the unit of measure for the answer. D. multiply the numerator of the conversion factor by the number that is being converted E. divided by 1.

Nursing

Which sociological aspect, vital to relapse prevention, is greatly affected when a patient is found to have a dual diagnosis of psychosis and alcoholism?

a. Ability to afford the cost of outpatient services b. A supportive, reliable, accessible support system c. Protection from both physical and emotional abuse d. Access to reasonable housing and employment opportunities

Nursing