NHA EKG TECHNICIAN CERTIFICATION EXAM | COMPLETE
QUESTIONS WITH EXPERT SOLUTIONS | 2026 LATEST UPDATED |
GET A+
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
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
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
The distance between P wave to P wave can be used to calculate what kind of rate -
(answer)Atrial rate
Which lead should be placed just below the nipple, in the 5th intercostal space on the
midclavicular line (MCL)? - (answer)V4
, What arrhythmia is associated with the skipping of heartbeats on an EKG tracing? -
(answer)Sinus Arrest
Which side of the sternum would you place V2 if the patient had dextrocardia? - (answer)Right
V3 should be placed halfway between which two leads? - (answer)V2 and V4
The presence of an inverted or absent P wave indicates what type of arrhythmia? -
(answer)Junctional Arrhythmia
1 minute of an EKG strip is equivalent to how many millimeters in length? - (answer)1500 mm
A full cycle of Ventricles in action is shown as what on the EKG tracing? - (answer)QT interval
What is a more medically correct term for chest pain? - (answer)Angina
When the ventricles remain depolarized (contracted), what is shown on an EKG tracing -
(answer)ST segment
QUESTIONS WITH EXPERT SOLUTIONS | 2026 LATEST UPDATED |
GET A+
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
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
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
The distance between P wave to P wave can be used to calculate what kind of rate -
(answer)Atrial rate
Which lead should be placed just below the nipple, in the 5th intercostal space on the
midclavicular line (MCL)? - (answer)V4
, What arrhythmia is associated with the skipping of heartbeats on an EKG tracing? -
(answer)Sinus Arrest
Which side of the sternum would you place V2 if the patient had dextrocardia? - (answer)Right
V3 should be placed halfway between which two leads? - (answer)V2 and V4
The presence of an inverted or absent P wave indicates what type of arrhythmia? -
(answer)Junctional Arrhythmia
1 minute of an EKG strip is equivalent to how many millimeters in length? - (answer)1500 mm
A full cycle of Ventricles in action is shown as what on the EKG tracing? - (answer)QT interval
What is a more medically correct term for chest pain? - (answer)Angina
When the ventricles remain depolarized (contracted), what is shown on an EKG tracing -
(answer)ST segment
