A nurse is caring for a client in the post-anesthesia unit who is experiencing malignant hyperthermia. Which of the following prescriptions should the nurse anticipate administering?
Verapamil
Naloxone
Cefazolin
Dantrolene
The Correct Answer is D
Dantrolene prevents release of calcium from the sarcoplasmic reticulum preventing the interaction of actin and myosin in the excitation-contraction coupling process. This process prevents excessive muscle contraction and slows down metabolism.
A- A calcium channel blocker
B- An opioid antagonist
C- C-An antibiotic
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Related Questions
Correct Answer is C
Explanation
Neuroleptic Malignant Syndrome (NMS) is a serious condition often associated with the administration of antipsychotic medications. Bromocriptine is a dopamine agonist used to D2 receptor blockade implicated in NMS. It improves the transmission of impulses in the dopaminergic neurons.
A-Benztropine is used in management of extrapyramidal effects of antipsychotics B-Naloxone is an opioid antagonist
D-Diphenhydramine is an antihistamine used in mild allergic reactions
Correct Answer is B
Explanation
- Theophylline is used in the management of asthma and COPD which present with wheezing and respiratory distress. COPD is characterized by chronic inflammation of the airway and increased mucus secretion leading to obstruction of airflow. Theophylline stimulates the respiratory centers to increase ventilation.
A- No effect on blood pressure C- increases urine output
D-Theophylline is a CNS stimulant
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