Nokea
A client with a cardiac problem is treated with b-adrenergic blocking drugs. Which of the following should the nurse identify as a cardiac reaction that impacts the body when a b-adrenergic blocking drug is given to the client?
- A. Vomiting
- B. Hyperglycemia
- C. Nausea
- D. Vertigo
Correct Answer: D
Rationale: The nurse should identify vertigo as the cardiac reaction that impacts the body when a b-adrenergic blocking drug is given to the client. Vomiting, nausea, and hyperglycemia are not cardiac reactions; they are gastrointestinal reactions that are observed when the client is administered b-adrenergic blocking drugs.
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A client with cardiac arrhythmia is treated with a centrally acting antiadrenergic drug. The nurse would assess the client for which of the following as a possible adverse reaction?
- A. Lightheadedness
- B. Malaise
- C. Bradycardia
- D. Weakness
Correct Answer: B
Rationale: The nurse should monitor the client for malaise as a generalized reaction with antiadrenergic drugs that are centrally acting when administered to clients with cardiac arrhythmias. Lightheadedness, bradycardia, and weakness are the adverse reactions associated with peripherally acting antiadrenergic drugs.
A nurse would administer phentolamine to a client diagnosed with which condition?
- A. Pheochromocytoma-induced hypertension
- B. Benign hypertension
- C. Preoperative hypertension
- D. Increased intraocular pressure
- E. Treatment of dopamine extravasation tissue damage
Correct Answer: A,C,E
Rationale: Phentolamine is an a-adrenergic blocker used in the treatment of pheochromocytoma-induced hypertension and preoperative hypertension and in the prevention and treatment of tissue damage caused by extravasation of dopamine.
A nurse is reviewing the medication orders for a client and notes an adrenergic blocker that is to be applied transdermally. Which medication would the nurse be preparing to administer?
- A. Methyldopa
- B. Clonidine
- C. Guanabenz
- D. Guanfacine
Correct Answer: B
Rationale: Clonidine is available in a transdermal formulation. Methyldopa may be administered IV or orally. Guanabenz and guanfacine are administered orally.
The nurse should observe elderly clients taking metoprolol (Lopressor) for which of the following adverse effects as they are more likely to occur in elderly clients?
- A. Hyperglycemia
- B. Heart failure
- C. Peripheral vascular insufficiency
- D. Confusion
- E. Worsening angina
Correct Answer: B,C,D,E
Rationale: The nurse should observe elderly clients taking metoprolol (Lopressor) for confusion, heart failure, worsening angina, shortness of breath, and peripheral vascular insufficiency.
When caring for a client who is receiving acebutolol (Sectral), the nurse would ensure that which of the following is avoided to promote optimal effectiveness of acebutolol?
- A. Sertraline (Zoloft)
- B. Phenelzine (Nardil)
- C. Naproxen (Naprosyn)
- D. Oxaprezin (Daypro)
- E. Fluoxetine (Prozac)
Correct Answer: C,D
Rationale: NSAIDs (naproxen and oxaprozin) can result in decreased effects of b blockers such as acebutolol.