Norepinephrine has been prescribed for a patient who was admitted with dehydration and hypotension. Which data indicate that the nurse should consult with the health care provider before starting the norepinephrine?

The patient's central venous pressure is 3 mm Hg.

The patient is receiving low dose dopamine.

The patient is in sinus tachycardia at 120 beats/min.

The patient has had no urine output since admission.

Answer and Explanation

The Correct Answer is A

A Adequate fluid administration is essential before giving vasopressors to patients with hypovolemic shock. The patient’s low central venous pressure indicates a need for more volume replacement. The other patient data are not contraindications to norepinephrine administration.

B Low dose dopamine is not a contraindication to epinephrine administration.

C A sinus tachycardia is not a contraindication to epinephrine administration

D Lack of urine output is not a contraindication to epinephrine administration

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Correct Answer is A

Explanation

A. A heart murmur typically indicates turbulent blood flow through a heart valve. This turbulence can occur due to various reasons, such as valve stenosis (narrowing), regurgitation (leakage), or structural abnormalities of the valves. The turbulent flow produces audible sounds that can be heard with a stethoscope during cardiac auscultation.

B. A heart murmur is not caused by blood entering an inflexible chamber. Instead, it is caused by turbulent blood flow through the heart valves. The sound produced by this turbulent flow may vary depending on the underlying pathology of the valve.

C. While heart murmurs can be described based on their characteristics (such as high-pitched or low- pitched), the presence of a heart murmur does not necessarily indicate a narrow valve. Murmurs can occur due to various valve abnormalities, including stenosis (narrowing) or regurgitation (leakage). The pitch and quality of the murmur may vary depending on the underlying pathology and the location of the abnormality.

D. A heart murmur is not typically associated with inflammation around the heart. While inflammation of the heart (such as myocarditis or pericarditis) can cause symptoms and abnormal sounds, these conditions would not be described specifically as a "heart murmur."

A. Hypotension B. Nausea C. Decreased level of consciousness D. Severe dyspnea E. Headache

Correct Answer is ["A","C","D","E"]

Explanation

A. Hypotension may result from decreased cardiac output due to hypoxemia and acidosis or as a compensatory response to hypoxia-induced vasodilation. Therefore, monitoring for hypotension is important in ARF.

C. Hypoxemia can impair cerebral perfusion and neuronal function, leading to alterations in mental status ranging from confusion to coma. Decreased level of consciousness is a concerning sign of inadequate oxygenation and should be closely monitored in patients with ARF.

D. Dyspnea, or difficulty breathing, is a hallmark symptom of respiratory failure. In ARF, the respiratory system's inability to adequately oxygenate or ventilate leads to increased work of breathing and feelings of breathlessness. Patients with ARF often experience severe dyspnea as they struggle to maintain adequate gas exchange.

E. Headache is not typically considered a primary manifestation of ARF. However, it may occur as a secondary symptom due to factors such as hypoxemia, hypercapnia, or acidosis. Patients with ARF may experience headache as a result of cerebral vasodilation in response to hypoxia or as a symptom of underlying conditions contributing to respiratory failure.

B. Nausea is not a typical manifestation of ARF itself. However, it may occur as a secondary symptom due to factors such as hypoxia, acidosis, or medications administered for the management of ARF. While nausea may be present, it is not a direct result of respiratory failure.

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Norepinephrine has been prescribed for a patient who was admitted with dehydration and hypotension. Which data indicate that the nurse should consult with the health care provider before starting the norepinephrine?

Nursing Test Bank

Naxlex Comprehensive Predictor Exams

A client tells the nurse that he is concerned because his provider told him he has a heart murmur. The nurse should explain to the client that a murmur

Correct Answer is A

Explanation

A nurse is caring for a client who has an acute respiratory failure (ARF). The nurse should monitor the client for which of the following manifestations of this condition? (Select all that apply.)

Correct Answer is ["A","C","D","E"]

Explanation

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