The nurse is reviewing a patient's electrocardiogram (ECG) tracing. Which of the following are characteristics of normal sinus rhythm (NSR?
QRS interval less than or equal to 0.10 seconds
Heart rate 50-100 bpm
P waves are rounded and inverted, and follow each QRS complex
PR interval 0.34 to 0.43 seconds
The Correct Answer is B
A. The QRS interval may vary but is typically less than 0.12 seconds in normal sinus rhythm.
B. Normal sinus rhythm typically has a heart rate between 50 and 100 beats per minute.
C. In normal sinus rhythm, P waves are typically upright and precede each QRS complex.
D. The PR interval may vary but is typically between 0.12 and 0.20 seconds in normal sinus rhythm.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is D
Explanation
A. A specific gravity within the normal range indicates adequate urine concentration and hydration status, which is not typically concerning.
B. This color is indicative of normal urine concentration and hydration status and is not necessarily indicative of urinary tract pathology.
C. Absence of glucose in the urine is a normal finding and does not typically warrant further investigation.
D. Microscopic hematuria (blood in the urine not visible to the naked eye) may indicate underlying urinary tract pathology, such as infection, inflammation, or kidney stones, and should be reported to the provider for further evaluation and management.
Correct Answer is B
Explanation
A. While bone involvement can occur in Hodgkin lymphoma, it is not typically associated with a high risk of spontaneous pathological fractures compared to multiple myeloma.
B. Multiple myeloma is characterized by the destruction of bone tissue, leading to an increased risk of spontaneous pathological fractures.
C. Leukemia primarily affects the bone marrow and may cause bone pain but does not typically lead to spontaneous pathological fractures.
D. Hemophilia is a bleeding disorder characterized by a deficiency in clotting factors and is not directly associated with an increased risk of spontaneous pathological fractures.
Whether you are a student looking to ace your exams or a practicing nurse seeking to enhance your expertise , our nursing education contents will empower you with the confidence and competence to make a difference in the lives of patients and become a respected leader in the healthcare field.
Visit Naxlex, invest in your future and unlock endless possibilities with our unparalleled nursing education contents today
Report Wrong Answer on the Current Question
Do you disagree with the answer? If yes, what is your expected answer? Explain.
Kindly be descriptive with the issue you are facing.