Nokea
A nurse is providing teaching to a client who has a new prescription for Digoxin. The nurse should instruct the client to monitor and report which of the following adverse effects that is a manifestation Digoxin toxicity? (Select one that does not apply.)
- A. Fatigue
- B. Constipation
- C. Anorexia
- D. Diplopia
Correct Answer: B
Rationale: Fatigue , anorexia , and diplopia are signs of digoxin toxicity.
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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 patients who have cancer. At the Public Health Department, a nurse administers a measles-mumps-rubella (MMR) vaccine to a 14-month-old child as a routine immunization. Which branch of pharmacology best describes the actions of all three nurses?
- A. Pharmacoeconomics
- B. Pharmacotherapeutics
- C. Pharmacodynamics
- D. Pharmacokinetics
Correct Answer: B
Rationale: Pharmacology is the study of the biologic effects of chemicals. Nurses are involved with clinical pharmacology or pharmacotherapeutics, which is a branch of pharmacology that deals with the uses of drugs to treat, prevent, and diagnose disease. The radiology nurse is administering a drug to help diagnose a disease. The oncology nurse is administering a drug to help treat a disease. Pharmacoeconomics includes any costs involved in drug therapy. Pharmacodynamics involves how a drug affects the body and pharmacokinetics is how the body acts on the body.
A nurse is preparing to administer heparin 15,000 units subcutaneously every 12 hr. The amount available is heparin injection 20,000 units/mL. How many mL should the nurse administer per dose? (Round the answer to the nearest tenth. Do not use a trailing zero.)
- A. 0.8
- B. 1
- C. 0.2
- D. 0.5
Correct Answer: A
Rationale: Calculation: 15,000 units ÷ 20,000 units/mL = 0.75 mL, rounded to 0.8 mL, matching the answer.
The tricyclic antidepressants should be prescribed cautiously in patients with:
- A. Eczema
- B. Asthma
- C. Diabetes
- D. Heart disease
Correct Answer: D
Rationale: TCAs can cause cardiac arrhythmias, necessitating caution in heart disease.
After teaching a group of students about the different routes of medication administration, the nursing instructor determines that the teaching was successful when the students identify which of the following as a topical drug?
- A. Capsule
- B. Suppository
- C. Nebulized bronchodilator
- D. Nicotine patch
Correct Answer: B
Rationale: Topical drugs are drugs that are applied to the outer layer of the skin but not absorbed through the skin, such as eyedrops and suppositories. A nebulized bronchodilator is an inhaled medication. A nicotine patch delivers the medication transdermally; that is, it is readily absorbed from the skin. A capsule is a form of oral medication.
Mary has a two-tiered prescription benefit plan, which means:
- A. She can receive differing levels of care based on whether she chooses an 'in-plan' provider or not.
- B. She is eligible for the new Medicare Part D 'donut hole' reduction of costs program.
- C. She pays a higher copay for brand-name drugs than for generic drugs.
- D. She must always choose to be treated with generic drugs first.
Correct Answer: C
Rationale: A two-tiered plan typically involves higher copays for brand-name drugs.