A nurse is reviewing the electrocardiogram (ECG) results. Which portion of the conduction system does the nurse consider when evaluating the P wave?

SA node

AV node

Bundle of His

Purkinje fibers

Answer and Explanation

The Correct Answer is A

A. The P wave represents atrial depolarization, which is initiated by the SA node, the heart's natural pacemaker.
B. The AV node is responsible for conducting impulses from the atria to the ventricles but does not initiate the P wave.
C. The Bundle of His transmits the electrical impulses to the ventricles but is not directly associated with the P wave.
D. Purkinje fibers are involved in ventricular depolarization, which corresponds to the QRS complex, not the P wave.

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Correct Answer is A

Explanation

A. Encouraging self-care helps promote independence and functional recovery in stroke patients, supporting rehabilitation and enhancing self-esteem.
B. Bed rest is not recommended as it can contribute to muscle deconditioning and complications associated with immobility.
C. While coordination with therapy is beneficial, gait training is typically handled by physical therapy rather than occupational therapy.
D. Providing a complete bed bath limits the patient’s autonomy; encouraging partial participation supports the patient's involvement in self-care.

A. Explain the importance of maintaining morning hygiene practices. B. Tell the patient that daily morning baths are the "normal" routine. C. Cancel hygiene for the day and attempt again in the morning. D. Defer the bath until evening and pass on the information to the next shift.

Correct Answer is D

Explanation

A. Explaining the importance of morning hygiene may overlook the patient's established routine and could create resistance.
B. Stating that morning baths are the "normal" routine does not acknowledge the patient's preferences, potentially causing the patient to feel invalidated.
C. Canceling hygiene for the day disregards the patient's needs and preferred routine.
D. Deferring the bath until evening respects the patient’s routine and preference, promoting patient-centered care and improving comfort and compliance with hygiene practices.

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A nurse is reviewing the electrocardiogram (ECG) results. Which portion of the conduction system does the nurse consider when evaluating the P wave?

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