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APEX EKG Test Questions and Answers Already Passed

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APEX EKG Test Questions and Answers Already Passed What does an EKG measure? It measures the electrical activity of the heart. What is the purpose of placing electrodes on a patient's skin during an EKG test? To detect and record the electrical signals produced by the heart. What do...

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  • October 31, 2024
  • 19
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • APEX EKG
  • APEX EKG
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APEX EKG Test Questions and Answers
Already Passed

What does an EKG measure?


✔✔It measures the electrical activity of the heart.




What is the purpose of placing electrodes on a patient's skin during an EKG test?


✔✔To detect and record the electrical signals produced by the heart.




What does the P wave represent in an EKG?


✔✔It represents atrial depolarization.




What is indicated by a prolonged QT interval on an EKG?


✔✔It can indicate an increased risk of arrhythmias.




What does the T wave in an EKG represent?


✔✔It represents ventricular repolarization.




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,How many leads are typically used in a standard EKG?


✔✔Twelve leads are used in a standard 12-lead EKG.




What is the normal range for the heart rate measured during an EKG?


✔✔The normal range is typically between 60 to 100 beats per minute.




What condition can be diagnosed by observing ST segment elevation on an EKG?


✔✔It can indicate a myocardial infarction (heart attack).




What does a flatline on an EKG indicate?


✔✔It indicates asystole, or a lack of electrical activity in the heart.




What is the significance of the QRS complex in an EKG?


✔✔It represents ventricular depolarization.




What does the term "lead" refer to in the context of EKGs?


✔✔It refers to the configuration of electrodes placed on the body to record the heart's electrical

activity from different angles.

2

, How can an EKG help in diagnosing atrial fibrillation?


✔✔It can show an irregularly irregular rhythm and absence of distinct P waves.




What might a high ST segment depression indicate on an EKG?


✔✔It can indicate myocardial ischemia or insufficient blood flow to the heart muscle.




What does the term "rhythm strip" refer to in EKG analysis?


✔✔It refers to a continuous recording of the heart's electrical activity over a period of time.




What does the U wave represent in an EKG?


✔✔It may represent the repolarization of the Purkinje fibers, though it is not always present.




What is the role of the PR interval in EKG interpretation?


✔✔It measures the time it takes for electrical impulses to travel from the atria to the ventricles.




What does a negative deflection in an EKG indicate?


✔✔It indicates that the electrical activity is moving away from the electrode.

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