A nurse is caring for a client who has a prescription for metoprolol. The nurse measures the client's vital signs and notes that the client's apical heart rate is 49/min. The nurse should prepare to administer which of the following medications?
Diltiazem
Atropine
Digoxin
Carvedilol
The Correct Answer is B
A. Diltiazem: Diltiazem is a calcium channel blocker used to treat high blood pressure and heart rhythm disorders. However, it can further lower the heart rate, which is not desirable in this case as the client’s heart rate is already low.
B. Atropine: This is correct. Atropine is often used to treat bradycardia (low heart rate). It works by blocking the action of the vagus nerve on the heart, which increases the heart rate.
C. Digoxin: Digoxin is used to treat heart failure and atrial fibrillation1. However, one of its side effects is that it can lower the heart rate, so it would not be appropriate to give to a client who already has a low heart rate.
D. Carvedilol: Carvedilol is a beta-blocker used to treat high blood pressure and heart failure1. Like other beta-blockers, it can lower the heart rate, so it would not be appropriate to give to a client who already has a low heart rate.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is C
Explanation
Answer: C. Respiratory acidosis
Rationale:
A) Metabolic acidosis: This occurs when there is an excess of acid in the body or a loss of bicarbonate, often due to conditions such as renal failure or severe diarrhea. In chronic bronchitis, the primary issue is related to respiratory function rather than metabolic disturbances.
B) Respiratory alkalosis: This condition results from hyperventilation, leading to excessive loss of carbon dioxide. It is unlikely in a client with chronic bronchitis, who typically experiences difficulty in exhaling fully rather than hyperventilating.
C) Respiratory acidosis: In chronic bronchitis, airflow obstruction and reduced gas exchange can lead to carbon dioxide retention, resulting in respiratory acidosis. Symptoms like dyspnea and increased work of breathing support this imbalance, as the body is unable to adequately expel carbon dioxide.
D) Metabolic alkalosis: This imbalance results from excessive bicarbonate or loss of hydrogen ions, often related to prolonged vomiting or diuretics. It is not characteristic of chronic bronchitis, where the primary concern is respiratory function rather than metabolic processes.
Correct Answer is ["A","B","C","D","E"]
Explanation
(A) Agency for Healthcare Research and Quality (AHRQ) website: The AHRQ is a reputable source of information for healthcare professionals. It provides evidence-based information on healthcare outcomes, quality, cost, use, and access.
(B) American Association of Critical Care Nurses (AACN) website: The AACN is a credible source of information for nurses working in critical care. It provides resources, education, and advocacy to ensure optimal care for critically ill patients.
(C) Association of Women’s Health, Obstetric, and Neonatal Nurses (AWHONN) website: AWHONN is a reputable organization that promotes the health of women and newborns. Its website provides evidence-based clinical practice guidelines and other resources for nurses.
(D) A pamphlet about hypoglycemia from the American Diabetes Association: The American Diabetes Association is a reputable source of information on diabetes. A pamphlet from this organization about hypoglycemia would be based on the latest research and would be a credible source of information.
(E) Cumulative Index of Nursing and Allied Health Literature (CINAHL) website: CINAHL is a comprehensive source of full-text for nursing & allied health journals, providing full text for more than 610 journals indexed in CINAHL. This is a highly respected research tool for nurses and allied health professionals.
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