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NHA CET EXAM PREP Exam | Questions & 100% Correct Answers (Verified) | Latest Update | GradeA+ $13.79
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NHA CET EXAM PREP Exam | Questions & 100% Correct Answers (Verified) | Latest Update | GradeA+
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What is the primary pacemaker? Correct Answer: SA Node What is a more medically correct term for the clotting of an artery? Correct Answer: Occlusion When the Atria depolarize (or contract), what is shown on the EKG tracing? Correct Answer: P wave An irregular heartbeat that is common among c...

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  • June 15, 2024
  • 24
  • 2023/2024
  • Exam (elaborations)
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NHA CET EXAM PREP Exam | Questions &
100% Correct Answers (Verified) | Latest
Update | Grade A+



What is the primary pacemaker?

Correct Answer: SA Node



What is a more medically correct term for the clotting of an artery?

Correct Answer: Occlusion



When the Atria depolarize (or contract), what is shown on the EKG tracing?

Correct Answer: P wave



An irregular heartbeat that is common among children is called _____ _____.

Correct Answer: Sinus Arrhythmia



1 sm box on an EKG strip denotes 0.04 seconds of time. How long is this represented in

millimeters?

Correct Answer: 1 mm




1

,What is the term used to described the amount of blood pumped by the heart per

minute?

Correct Answer: Cardiac output



Leads I to III are collectively known as

Correct Answer: Standard leads



Leads V1 to V6 are collectively known as

Correct Answer: Precordial leads



What is the main artery in the arterial system

Correct Answer: Aorta



aVr, aVl, and aVf are known as

Correct Answer: Augmented leads



Leg electrodes are only used for?

Correct Answer: grounding



What is the main vein in the venous system?

Correct Answer: Superior vena cava



The mitral valve is also known as



2

, Correct Answer: bicuspid valve



When the ventricles depolarizes (contracts), what is shown on the EKG tracing

Correct Answer: QRS complex



The Angle of Louis provides the LOCATION for which intercostal space

Correct Answer: 2nd



When clotting reduces oxygen supply to a region of the heart it is known as _____.

Correct Answer: Ischemia



When the Atria repolarize (or are at rest), what is shown on the EKG tracing?

Correct Answer: PR segment



(T/F) You should stop a stress test because of a change of heart rhythm

Correct Answer: False



What is formed by the manubrium and the body of the sternum that helps in electrode

placement

Correct Answer: Angle of Louis



V1 is placed in the 4th intercostal space and is located on which side of the sternum

Correct Answer: Right side



3

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