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EKG/ECG Competency Exam New Update 2024/2025 Questions and Answers Actual Test with complete solution

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EKG/ECG Competency Exam New Update 2024/2025 Questions and Answers Actual Test with complete solution

Institution
EKG Competency
Course
EKG Competency

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EKG/ECG Competency Exam New
Update 2024/2025 Questions and
Answers Actual Test with
complete solution

Electrocardiograph - CORRECT ANSWER-Amplifier

Sensor

Recorder

Electrocardiograph measures - CORRECT ANSWER-Voltage and Time

Small square on EKG paper - CORRECT ANSWER-1mm or 0.04 seconds

Normal paper speed - CORRECT ANSWER-25mm/second

Faster - stretches

Slower - compresses

Sensitivity - CORRECT ANSWER-Controls gain of amplification

Normal Sensitivity Setting - CORRECT ANSWER-1

, Sensitivity turned down - CORRECT ANSWER-Cardiac action at half it's normal

amplitude

(Waves half as tall)

Sensitivity increased - CORRECT ANSWER-Cardiac action at twice it's normal

amplitude

(Waves twice as tall)

Calibration check - CORRECT ANSWER-Done automatically prior to EKG

tracing.

Standardization mark - CORRECT ANSWER-Produced by EKG when it does a

calibration check.

Universal Standard for calibration - CORRECT ANSWER-1 millivolt = 10mm

1 millivolt electrical activity = stylus deflected 10mm high

Depolarization - CORRECT ANSWER-Contraction Phase

Discharge of electrical energy in the heart

Repolarization - CORRECT ANSWER-Recovery Phase

Heart muscle cell's electrically resets itself, or returns to it's polarized state.

Lead I - CORRECT ANSWER-Between RA to LA

Lead II - CORRECT ANSWER-Between RA to LL

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  • ekgecg competency exam new update quest
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