Nursing Pharmacology Drug Classifications

Nursing Pharmacology Drug Classifications Related

Review Nursing Pharmacology Drug Classifications related questions and content

Which of the following measuring systems used in drug preparation and delivery uses the gram as the basic unit of solid measure?

  • A. Metric system
  • B. Apothecary system
  • C. Household system
  • D. Avoirdupois system
Correct Answer: A

Rationale: The metric system is the most widely used system of measurement and is based on the decimal system. The gram is the basic unit of solid measure and the liter is the basic unit of liquid measure. The apothecary system uses the grain as the basic unit of solid measure. The household system uses the pound as the basic unit of measure. The avoirdupois system uses ounces and grains but is mostly used by drug manufacturers for bulk medications.

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When given subcutaneously, how long until neutral protamine Hagedorn insulin begins to take effect (onset of action) after administration?

  • A. 15 to 30 minutes
  • B. 60 to 90 minutes
  • C. 3 to 4 hours
  • D. 6 to 8 hours
Correct Answer: B

Rationale: NPH insulin has an onset of 60-90 minutes; shorter is rapid-acting, longer is basal.

When providing drug therapy to a patient what is a responsibility of the nurse?

  • A. Teaching the patient how to cope with the effects of the drug to ensure the best outcome
  • B. Helping the patient analyze the physiological and pathological effects of drugs
  • C. Warning the patient how most patients respond to the drug therapy
  • D. Encouraging the patient to increase or decrease dosages
Correct Answer: A

Rationale: Teaching patients how to manage drug effects promotes adherence and optimal outcomes, aligning with the nurse's educational role in drug therapy.

Your patient calls for an appointment before going on vacation. Which medication should you ensure he has an adequate supply of before leaving to avoid life-threatening complications?

  • A. Carvedilol
  • B. Donepezil
  • C. Bethanechol
  • D. Tacrine
Correct Answer: A

Rationale: Abrupt carvedilol withdrawal can cause life-threatening rebound hypertension or ischemia.

Which of the following statements about beta-blockers is false?

  • A. Beta-blockers should be avoided with non-dihydropyridine calcium channel blockers
  • B. Beta-blockers increase renin secretion
  • C. Non-selective beta-blockers are contraindicated in asthma
  • D. Beta-blockers prolong the refractory period of the AV node
Correct Answer: B

Rationale: Beta-blockers decrease renin secretion by blocking beta-1 receptors in the kidney, making this statement false.

All of the following adverse effects commonly occur in glucocorticoid therapy except:

  • A. Osteoporosis
  • B. Increased risk of infection
  • C. Hypotension
  • D. Emotional disturbances
Correct Answer: C

Rationale: Glucocorticoids cause hypertension, not hypotension, due to mineralocorticoid effects and fluid retention.

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