When Analyzing a Client's Electrocardiograph (ECG)tracing,the Nurse Observes That Not

question 22

Multiple Choice

When analyzing a client's electrocardiograph (ECG) tracing,the nurse observes that not all QRS complexes are preceded by a P wave.What is the nurse's interpretation of this observation?

• A) The client has hyperkalemia causing irregular QRS complexes.
• B) Ventricular tachycardia is overriding the normal atrial rhythm.
• C) The client's chest leads are not making sufficient contact with the skin.
• D) Ventricular and atrial depolarizations are initiated from different sites.

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Definitions:

Miserable

Feeling extremely unhappy or uncomfortable.

Set Point

The genetically influenced weight range for an individual; it is maintained by biological mechanisms that regulate food intake, fat reserves, and metabolism.

Genetically Influenced

Traits or characteristics that are shaped in part by an individual's genetic makeup.

Metabolic Rate

The rate at which the body uses energy to maintain basic life functions such as breathing, circulation, and cell production.