A patient is seen in the emergency department after experiencing dizziness and shortness of breath for several days.During cardiac monitoring in the ED,the nurse notes the following findings: atrial rate 82 beats/min,P-P interval regular;ventricular rate 42 beats/min,R-R interval regular;PR interval variable with no relationship between P and QRS;and QRS complex 0.06 second with normal contour.The following ECG tracing was obtained: 
The nurse interprets this cardiac rhythm as which of the following?
Definitions:
Cardinal Trait
A personality attribute considered so dominant in an individual that it influences nearly all aspects of their behavior.
Gordon Allport
An influential psychologist known for his work on personality theory and the concept of personal traits.
Adolf Hitler
The leader of Nazi Germany from 1934 to 1945, known for his central role in the initiation of World War II and the Holocaust.
Five Factor Model
A model developed to describe human personality through five broad dimensions: openness, conscientiousness, extraversion, agreeableness, and neuroticism.
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