After the nurse gives IV atropine to a patient with symptomatic type 1. second-degree atrioventricular (AV) block, which finding indicates that the drug has been effective?
Increase in the patient's heart rate.
Decrease in premature ventricular contractions.
Increase in strength of peripheral pulses.
Decrease in premature atrial contractions
The Correct Answer is A
Atropine is an anticholinergic medication that acts by blocking the effects of the parasympathetic nervous system on the heart, leading to an increase in heart rate (positive chronotropic effect) and conduction velocity (positive dromotropic effect). In patients with symptomatic type 1 second degree atrioventricular (AV) block (also known as Mobitz type 1 or Wenckebach), the electrical impulses between the atria and ventricles are delayed or blocked intermittently, resulting in a progressive lengthening of the PR interval until a ventricular beat is dropped.
When atropine is administered to a patient with symptomatic type 1 AV block, it can counteract the increased vagal tone that contributes to the block and help improve the conduction through the AV node. As a result, the heart rate is expected to increase, which is a positive response to the medication.
The other options listed (B) Decrease in premature ventricular contractions, (C) Increase in strength of peripheral pulses, and (D) Decrease in premature atrial contractions, are not directly related to the effect of atropine on type 1 AV block and are not typical findings associated with atropine administration in this context. The main goal of administering atropine in this situation is to increase the heart rate and improve the AV conduction to alleviate symptoms associated with the AV block.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is D
Explanation
Discharge teaching for a client with heart failure and reduced ejection fraction should prioritize education about medications that are essential in managing heart failure, such as angiotensin-converting enzyme (ACE) inhibitors.
ACE inhibitors are a class of medications commonly prescribed to heart failure patients with reduced ejection fraction. They work by dilating blood vessels, reducing the workload on the heart, and improving the heart's pumping ability. They are one of the cornerstones of heart failure management and have been shown to reduce symptoms, improve quality of life, and prolong survival in heart failure patients.
Educating the client about the benefits and effects of ACE inhibitors is crucial to promote medication adherence and ensure they understand the importance of taking this medication as prescribed. Common side effects, such as dizziness or dry cough, should also be discussed so the client knows what to expect and when to notify their healthcare provider.
While the other options may also be relevant to a client with heart failure, including starting an aerobic exercise program (A), reducing salt intake (B), and scheduling regular follow-up appointments (C), the immediate priority in discharge teaching should be about the medication regimen and the specific benefits and effects of ACE inhibitors. Other aspects of heart failure management can be addressed during the overall education and follow-up sessions.
Correct Answer is ["A","B","D"]
Explanation
A) Potassium: CKD can lead to hyperkalemia (high potassium levels) as the kidneys lose their ability to excrete potassium effectively. Limiting potassium intake helps prevent elevated potassium levels and reduces the risk of cardiac arrhythmias.
B) Calcium: In CKD, impaired kidney function can lead to abnormalities in calcium and phosphorus metabolism, which can result in secondary hyperparathyroidism. Limiting calcium intake can help manage the imbalances in calcium and phosphorus levels.
(D) Phosphorus: Impaired kidney function in CKD leads to decreased phosphate excretion, resulting in hyperphosphatemia (high phosphorus levels). High phosphorus levels can lead to bone disease and other complications, so limiting phosphorus intake is essential.
Iron (C) is not typically limited in the diet of a client with CKD unless they have iron overload or specific conditions that warrant iron restriction.
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