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NHA CET PREP Exam Questions And
Answers |Latest 2025 | Guaranteed Pass
What is the primary pacemaker? - Answer✔SA Node
What is a more medically correct term for the clotting of an artery? - Answer✔Occlusion
When the Atria depolarize (or contract), what is shown on the EKG tracing? - Answer✔P wave
An irregular heartbeat that is common among children is called _____ _____. - Answer✔Sinus
Arrhythmia
1 sm box on an EKG strip denotes 0.04 seconds of time. How long is this represented in
millimeters? - Answer✔1 mm
1|Page
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What is the term used to described the amount of blood pumped by the heart per minute? -
Answer✔Cardiac output
Leads I to III are collectively known as - Answer✔Standard leads
Leads V1 to V6 are collectively known as - Answer✔Precordial leads
What is the main artery in the arterial system - Answer✔Aorta
aVr, aVl, and aVf are known as - Answer✔Augmented leads
Leg electrodes are only used for? - Answer✔grounding
What is the main vein in the venous system? - Answer✔Superior vena cava
The mitral valve is also known as - Answer✔bicuspid valve
2|Page
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When the ventricles depolarizes (contracts), what is shown on the EKG tracing - Answer✔QRS
complex
The Angle of Louis provides the LOCATION for which intercostal space - Answer✔2nd
When clotting reduces oxygen supply to a region of the heart it is known as _____. -
Answer✔Ischemia
When the Atria repolarize (or are at rest), what is shown on the EKG tracing? - Answer✔PR
segment
(T/F) You should stop a stress test because of a change of heart rhythm - Answer✔False
What is formed by the manubrium and the body of the sternum that helps in electrode
placement - Answer✔Angle of Louis
V1 is placed in the 4th intercostal space and is located on which side of the sternum -
Answer✔Right side
3|Page
NHA CET PREP Exam Questions And
Answers |Latest 2025 | Guaranteed Pass
What is the primary pacemaker? - Answer✔SA Node
What is a more medically correct term for the clotting of an artery? - Answer✔Occlusion
When the Atria depolarize (or contract), what is shown on the EKG tracing? - Answer✔P wave
An irregular heartbeat that is common among children is called _____ _____. - Answer✔Sinus
Arrhythmia
1 sm box on an EKG strip denotes 0.04 seconds of time. How long is this represented in
millimeters? - Answer✔1 mm
1|Page
, ©THEBRIGHT 2025 ALL RIGHTS RESERVED 4:52 PM A+
What is the term used to described the amount of blood pumped by the heart per minute? -
Answer✔Cardiac output
Leads I to III are collectively known as - Answer✔Standard leads
Leads V1 to V6 are collectively known as - Answer✔Precordial leads
What is the main artery in the arterial system - Answer✔Aorta
aVr, aVl, and aVf are known as - Answer✔Augmented leads
Leg electrodes are only used for? - Answer✔grounding
What is the main vein in the venous system? - Answer✔Superior vena cava
The mitral valve is also known as - Answer✔bicuspid valve
2|Page
, ©THEBRIGHT 2025 ALL RIGHTS RESERVED 4:52 PM A+
When the ventricles depolarizes (contracts), what is shown on the EKG tracing - Answer✔QRS
complex
The Angle of Louis provides the LOCATION for which intercostal space - Answer✔2nd
When clotting reduces oxygen supply to a region of the heart it is known as _____. -
Answer✔Ischemia
When the Atria repolarize (or are at rest), what is shown on the EKG tracing? - Answer✔PR
segment
(T/F) You should stop a stress test because of a change of heart rhythm - Answer✔False
What is formed by the manubrium and the body of the sternum that helps in electrode
placement - Answer✔Angle of Louis
V1 is placed in the 4th intercostal space and is located on which side of the sternum -
Answer✔Right side
3|Page
