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When the nurse reads in the drug handbook the section related to recommended dosage, it is important to remember that this suggested dosage is based on what?
- A. A 40-year-old man
- B. An average-sized adult
- C. A 150-pound adult male
- D. A healthy young adult
Correct Answer: B
Rationale: Recommended dosages are typically based on an average-sized adult, not specific age, weight, or health status unless specified.
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Vitamin B12 deficiency may lead to:
- A. Hair loss
- B. Insomnia
- C. Dry scales on the scalp
- D. Numbness and tingling of the hands
Correct Answer: D
Rationale: Vitamin B12 deficiency causes neurological symptoms like numbness and tingling due to nerve damage.
Which of the following statements is correct regarding insulin glargine?
- A. It is primarily used to control postprandial hyperglycemia
- B. It is a 'peakless' insulin
- C. The prolonged duration of activity is due to slow dissociation from albumin
- D. It should not be used in a regimen with insulin lispro or glulisine
Correct Answer: B
Rationale: Insulin glargine is a long-acting, peakless insulin providing steady glucose control.
Following is the example of second generation antihistaminic:
- A. Diphenhydramine
- B. Promethazine
- C. Chlorpheniramine
- D. Cetirizine
Correct Answer: D
Rationale: Cetirizine is a second-generation antihistamine with less sedation due to reduced CNS penetration, unlike first-generation drugs like diphenhydramine, promethazine, and chlorpheniramine.
The nursing instructor is discussing drug therapy in the older adult. What would the instructor tell the students could affect therapeutic dosing in an older adult?
- A. In older adults, drugs have decreased GI absorption.
- B. In older adults
- C. In older adults, drugs are distributed to a smaller portion of the tissue.
- D. In older adults, drugs have an increased action.
Correct Answer: A
Rationale: Decreased GI absorption in older adults can reduce drug bioavailability, necessitating dosage adjustments.
The nurse explains that what drug resource book is compiled from package inserts?
- A. Nurses Drug Guide
- B. Physicians Desk Reference (PDR)
- C. Drug Facts and Comparisons
- D. AMA Drug Evaluations
Correct Answer: B
Rationale: The PDR is a compilation of information found on package inserts. The Nurses Drug Guide uses more easily understood language and incorporates nursing considerations and patient teaching points. Drug Facts and Comparisons includes cost comparison, often not found in other drug resource guides. The AMA Drug Evaluations is far less biased than the PDR and includes drugs still in the research stage of development.