NHA CET EXAM PREP QUESTIONS AND ANSWERS 100% PASS
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? - ...
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
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 - 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
The distance between P wave to P wave can be used to calculate what kind of rate -
Correct Answer ✔️✔️-Atrial rate
Which lead should be placed just below the nipple, in the 5th intercostal space on the
midclavicular line (MCL)? - Correct Answer ✔️✔️-V4
What arrhythmia is associated with the skipping of heartbeats on an EKG tracing? -
Correct Answer ✔️✔️-Sinus Arrest
Which side of the sternum would you place V2 if the patient had dextrocardia? - Correct
Answer ✔️✔️-Right
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