Nokea
A nurse at a provider's office is preparing to administer RV, DTaP, Hib, PCV13, and IPV immunizations to a 4-month-old infant. Which of the following actions should the nurse plan to take?
- A. Administer IPV orally
- B. Administer subcutaneous injections in the anterolateral thigh.
- C. Administer IM injections in the deltoid muscle.
- D. Give the infant a phone during vaccine injections.
Correct Answer: B
Rationale: Subcutaneous injections in the thigh and pacifier use are appropriate for a 4-month-old; IPV is IM, not oral.
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Where are tight junctions created by two adjoining cells located?
- A. Bone
- B. Brain
- C. Skin
- D. Liver
Correct Answer: B
Rationale: Tight junctions are prominent in the brain (blood-brain barrier), restricting drug entry, unlike the liver (fenestrated) or bone/skin (different barriers).
Which of the following adverse effects may occur due to a dihydropyridine-type calcium channel blocker?
- A. Bradycardia
- B. Hepatic impairment
- C. Increased contractility
- D. Edema of the hands and feet
Correct Answer: D
Rationale: Dihydropyridines (e.g., amlodipine) cause peripheral edema due to vasodilation.
Ginseng, which is taken to assist with memory, may potentiate:
- A. Aricept
- B. Insulin
- C. Digoxin
- D. Propranolol
Correct Answer: C
Rationale: Ginseng can increase digoxin levels, potentially leading to toxicity.
A nurse is preparing to administer acetaminophen 650 mg PO every 6 hr PRN for pain. The amount available is acetaminophen liquid 500 mg/5 mL. how many mL should the nurse administer per dose? (Round the answer to the nearest tenth. Use a leading zero if it applies. Do not use a trailing zero.)
- A. 6.5
- B. 5
- C. 4.8
- D. 6
Correct Answer: A
Rationale: Calculation: 650 mg ÷ (500 mg/5 mL) = 6.5 mL, matching the answer.
A 66-year-old male was prescribed phenelzine (Nardil) while in an acute psychiatric unit for recalcitrant depression. The NP managing his primary health care needs to understand the following regarding phenelzine and other monoamine oxidase inhibitors (MAOIs):
- A. He should not be prescribed any serotonergic drug such as sumatriptan (Imitrex)
- B. MAOIs interact with many common foods, including yogurt, sour cream, and soy sauce
- C. Symptoms of hypertensive crisis (headache, tachycardia, sweating) require immediate treatment
- D. All of the above
Correct Answer: D
Rationale: MAOIs have serotonergic interactions, food restrictions (tyramine), and hypertensive crisis risks.