Health Care > EXAM > NHA EKG Certification Assessment| 70 QUESTIONS| GRADED A (All)

NHA EKG Certification Assessment| 70 QUESTIONS| GRADED A

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What is the heart's 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 cont... ract), what is shown on the EKG tracing? Correct Answer: P Wave aVR picks up from the center of the ___ to the ___ ___. (Add "to the" in your answer.) Correct Answer: Heart to the Right Arm An irregular heartbeat that is common among children is called _____ _____. Correct Answer: Sinus Arrhythmia 1 small box on an EKG strip denotes 0.04 seconds of time. How long is this represented in millimeters? Correct Answer: 1 mm Lead I picks up from the ___ ___ to the ___ ___. (Add "to the" in your answer.) Correct Answer: Right Arm to the Left Arm What is the term used to described the amount of blood pumped by the heart per minute? Correct Answer: Cardiac Output Leads I through III are collectively known as? Correct Answer: Standard Leads Lead II picks up from the ___ ___ to the ___ ___. (Add "to the" in your answer.) Correct Answer: Right Arm to the Left Leg Leads V1 through V6 are collectively known as (Hint: Chest) Correct Answer: Precordial Leads What is the main artery in the arterial system? (Hint: It carries oxygenated blood to the heart and other parts of the body.) Correct Answer: Aorta aVL picks up from the center of the ___ to the ___ ___. (Add "to the" in your answer.) Correct Answer: Heart to the Left Arm aVR, aVL, and aVF are collectively known as? Correct Answer: Augmented Leads Lead III picks up from the ___ ___ to the ___ ___. (Add "to the" in your answer.) Correct Answer: Left Arm to the Left Leg Leg electrodes are only used for? Correct Answer: Grounding [Show More]

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