A nurse working in radiology administers iodine to a patient who is having a computed tomography (CT) scan.
The nurse working on the oncology unit administers chemotherapy to a patient who has cancer.
At the public health department, a nurse administers a measles mumps rubella vaccine to a 14-month-old child as a routine immunization.
Which branch of pharmacology best describes the actions of the three nurses?

Pharmacodynamics.

Pharmacotherapeutics.

Pharmacoeconomics.

Pharmacokinetics.

Answer and Explanation

The Correct Answer is B

Choice A rationale

Pharmacodynamics is the study of how drugs affect the body, including the mechanisms of action and the relationship between drug concentration and effect. It does not describe the actions of the nurses in this context.

Choice B rationale

Pharmacotherapeutics involves the use of drugs to diagnose, treat, and prevent disease. The actions of the nurses in administering iodine, chemotherapy, and vaccines are examples of pharmacotherapeutics, as they are using drugs for therapeutic purposes.

Choice C rationale

Pharmacoeconomics is the study of the cost and value of drugs and therapies. It does not describe the actions of the nurses in administering medications.

Choice D rationale

Pharmacokinetics is the study of how the body absorbs, distributes, metabolizes, and excretes drugs. It does not describe the actions of the nurses in this context.

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Correct Answer is D

Explanation

Choice A rationale

Evidence of human fetal risk would categorize the drug as Category D or X, not Category B.

Choice B rationale

This statement aligns more with Category C drugs, where animal studies show adverse effects, but not Category B.

Choice C rationale

This describes Category A drugs, not Category B.

Choice D rationale

Category B drugs have shown no risk in animal studies but lack adequate human studies, fitting this description.

A. True. B. False.

Correct Answer is A

Explanation

Choice A rationale

Cough and sneeze reflexes indeed serve to clear the airway of irritants and secretions.

Choice B rationale

Stating false would be incorrect as these reflexes are protective mechanisms for the respiratory system. .

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Nursing Test Bank

Naxlex Comprehensive Predictor Exams

A nurse is instructing a pregnant patient concerning the potential risk to her fetus from a pregnancy category B drug.What would the nurse inform the patient?

Correct Answer is D

Explanation

The purpose of the cough and sneeze reflexes is to clear the airway.

Correct Answer is A

Explanation

Identify one indicator for a narcotics antagonist to be prescribed.

The nurse is teaching a class on muscular coordination and explains it is the movement of what electrolyte that contributes to the process of muscle contraction and relaxation?

Always draw up the regular insulin into the syringe first.

The nurse is caring for a patient that has seizure disorder.The nurse notes that the patient has reddened gums that bleed when oral care is given.The nurse recognizes this finding as:

A patient has been taking Sertraline (Zoloft) 20mg/ml oral concentrate 1ml daily for several weeks and reports being unable to sleep well.What will the nurse do next?

A patient diagnosed with Heart Failure would like the nurse to explain what the diagnosis means.How will the nurse explain heart failure?

Identify a reason a narcotic agent may be prescribed.