What part of the ECG would you look for atrial depolarization?
Pwave.
Twave.
QRS complex.
ST Segment.
The Correct Answer is A
Choice A rationale:
The P wave on an ECG represents atrial depolarization, which is when the atria contract.
Choice B rationale:
The T wave represents ventricular repolarization, which is when the ventricles relax.
Choice C rationale:
The QRS complex represents ventricular depolarization, which is when the ventricles contract.
Choice D rationale:
The ST segment represents the period when the ventricles are depolarized.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is ["A","B","D"]
Explanation
Choice A rationale:
Smoking is a modifiable risk factor for heart disease. Quitting smoking can significantly reduce the risk of heart disease.
Choice B rationale:
Exercise is a modifiable risk factor for heart disease. Regular physical activity can help lower the risk of heart disease.
Choice C rationale:
Family history is a non-modifiable risk factor for heart disease. You can’t change your family history.
Choice D rationale:
Diet is a modifiable risk factor for heart disease. Eating a healthy diet can help lower the risk of heart disease.
Choice E rationale:
Age is a non-modifiable risk factor for heart disease. You can’t change your age.
Correct Answer is C
Explanation
Choice A rationale:
Cranberry is often used for urinary tract infections and stomach ulcers, but it’s not typically used to decrease nausea.
Choice B rationale:
Echinacea is commonly used to boost the immune system and fight infections, but it’s not typically used to decrease nausea.
Choice C rationale:
Ginger is a well-known natural remedy for nausea and has been shown to be effective in reducing symptoms of nausea in various situations.
Choice D rationale:
Garlic has many health benefits, including boosting the immune system and reducing heart disease risk, but it’s not typically used to decrease nausea.
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