The nurse is reading a cardiac monitor of a patient and observes a regular rhythm, and the P waves have a sawtooth pattern. The nurse recognizes this as which arrhythmia?
Atrial flutter
Ventricular tachycardia
Atrial fibrillation
Sinus tachycardia
The Correct Answer is A
A. Atrial flutter is characterized by a regular rhythm with rapid atrial contractions (flutter waves) that have a sawtooth appearance on the ECG tracing.
B. Ventricular tachycardia typically presents with a wide QRS complex and is often associated with hemodynamic instability.
C. Atrial fibrillation is characterized by irregularly irregular rhythm with no distinct P waves and irregular ventricular response.
D. Sinus tachycardia is characterized by a regular rhythm with a heart rate greater than 100 beats per minute originating from the sinus node.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
A. Bright orange urine could be caused by certain medications, such as rifampicin and phenazopyridine or food dyes, such as those containing carotene.
B. This is because the obstruction of the bile duct leads to an accumulation of bilirubin in the blood, which is then excreted in the urine, giving it a darker color.
C. Pale yellow urine is indicative of normal urine coloration and is not specific to bile duct obstruction.
D. Red urine could indicate the presence of blood, which might suggest other conditions such as urinary tract infections or kidney stones, but not typically bile duct obstruction.
Correct Answer is ["A","B","C"]
Explanation
A. Painless lymphadenopathy, especially in the cervical, supraclavicular, or mediastinal areas, is a hallmark feature of Hodgkin lymphoma, reflecting the disease's characteristic pattern of lymph node involvement.
B. Pruritis can occur in Hodgkin lymphoma, and can either be focal or generalized.
C. Generalized feelings of discomfort, fatigue, or unease are common in Hodgkin lymphoma due to the effects of the disease on the immune system, as well as potential systemic symptoms such as fever, night sweats, and weight loss.
D. While cough can occur in advanced stages of Hodgkin lymphoma, it is not a defining clinical manifestation and is more commonly associated with respiratory infections or complications.
E. Fever is one of the B symptoms which are associated with Hodgkin Lymphoma.
However, the fever is often low-grade and can be associated with Pel-Ebstein fever which is intermittent fever periods with high temperature followed by afebrile periods.
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