2026 NHA EKG REVIEW ACTUAL QUESTIONS AND
ANSWERS SURE A+
✔✔V4 and V6 - ✔✔V5, located on the anterior axillary line (AAL), should be placed
halfway between which two leads?
✔✔Bicuspid Valve - ✔✔The Mitral Valve is also known as the ___ ___.
✔✔QRS Complex - ✔✔When the Ventricles depolarize (or contract), what is shown on
the EKG tracing?
✔✔Systolic - ✔✔When using a Sphygmomanometer (Blood Pressure Cuff) to measure
blood pressure, the FIRST audible thump when listening to the brachial artery with a
Stethoscope denotes what kind of pressure?
✔✔Second - ✔✔The Angle of Louis provides the LOCATION for which intercostal
space? (Write out the number)
✔✔Ischemia - ✔✔When clotting reduces oxygen supply to a region of the heart it is
known as _____.
✔✔PR Segment - ✔✔When the Atria repolarize (or are at rest), what is shown on the
EKG tracing?
✔✔False - ✔✔True or False?
You should stop a stress test because of a change of heart rhythm.
✔✔Aortic Valve - ✔✔What is missing in this outline of Pulmonary Circulation?
1) RA (Right Atrium)
2) Tricuspid Valve
3) RV (Right Ventricle)
4) Pulmonary Valve
5) Pulmonary Arteries (Right/Left)
, 6) Lungs
7) Pulmonary Veins (Right/Left)
8) LA (Left Atrium)
9) Mitral Valve
10) LV (Left Ventricle)
11) _____
12) Aorta
✔✔Angle of Louis - ✔✔What is formed by the manubrium and the body of the sternum
and helps in electrode placement?
✔✔Right - ✔✔V1 is placed in the 4th intercostal space and is located on which side of
the sternum?
✔✔Atrial Rate - ✔✔The distance between P wave to P wave can be used to calculate
what kind of rate? (2 words)
Equation = 1500 / (distance b/w P waves)(# of boxes b/w P waves)
*OR*
300 / # of big boxes b/w P waves
✔✔V4 - ✔✔Which lead should be placed just below the nipple, in the 5th intercostal
space on the midclavicular line (MCL)?
✔✔Sinus Arrest - ✔✔What arrhythmia is associated with the skipping of heartbeats on
an EKG tracing? (2 words)
✔✔Right - ✔✔Which side of the sternum would you place V2 if the patient had
dextrocardia?
✔✔V2 and V4 - ✔✔V3 should be placed halfway between which two leads?
✔✔Midaxillary - ✔✔V6 is placed along the same horizontal plane as V4 and on the
_____ line.
(Hint: MAL)
✔✔Junctional Rhythm - ✔✔The presence of an inverted or absent P wave indicates
what type of arrhythmia?
(Hint: 2 words)
✔✔1500 mm - ✔✔1 minute of an EKG strip is equivalent to how many millimeters in
length?
✔✔QT Interval - ✔✔A full cycle of Ventricles in action is shown as what on the EKG
tracing
ANSWERS SURE A+
✔✔V4 and V6 - ✔✔V5, located on the anterior axillary line (AAL), should be placed
halfway between which two leads?
✔✔Bicuspid Valve - ✔✔The Mitral Valve is also known as the ___ ___.
✔✔QRS Complex - ✔✔When the Ventricles depolarize (or contract), what is shown on
the EKG tracing?
✔✔Systolic - ✔✔When using a Sphygmomanometer (Blood Pressure Cuff) to measure
blood pressure, the FIRST audible thump when listening to the brachial artery with a
Stethoscope denotes what kind of pressure?
✔✔Second - ✔✔The Angle of Louis provides the LOCATION for which intercostal
space? (Write out the number)
✔✔Ischemia - ✔✔When clotting reduces oxygen supply to a region of the heart it is
known as _____.
✔✔PR Segment - ✔✔When the Atria repolarize (or are at rest), what is shown on the
EKG tracing?
✔✔False - ✔✔True or False?
You should stop a stress test because of a change of heart rhythm.
✔✔Aortic Valve - ✔✔What is missing in this outline of Pulmonary Circulation?
1) RA (Right Atrium)
2) Tricuspid Valve
3) RV (Right Ventricle)
4) Pulmonary Valve
5) Pulmonary Arteries (Right/Left)
, 6) Lungs
7) Pulmonary Veins (Right/Left)
8) LA (Left Atrium)
9) Mitral Valve
10) LV (Left Ventricle)
11) _____
12) Aorta
✔✔Angle of Louis - ✔✔What is formed by the manubrium and the body of the sternum
and helps in electrode placement?
✔✔Right - ✔✔V1 is placed in the 4th intercostal space and is located on which side of
the sternum?
✔✔Atrial Rate - ✔✔The distance between P wave to P wave can be used to calculate
what kind of rate? (2 words)
Equation = 1500 / (distance b/w P waves)(# of boxes b/w P waves)
*OR*
300 / # of big boxes b/w P waves
✔✔V4 - ✔✔Which lead should be placed just below the nipple, in the 5th intercostal
space on the midclavicular line (MCL)?
✔✔Sinus Arrest - ✔✔What arrhythmia is associated with the skipping of heartbeats on
an EKG tracing? (2 words)
✔✔Right - ✔✔Which side of the sternum would you place V2 if the patient had
dextrocardia?
✔✔V2 and V4 - ✔✔V3 should be placed halfway between which two leads?
✔✔Midaxillary - ✔✔V6 is placed along the same horizontal plane as V4 and on the
_____ line.
(Hint: MAL)
✔✔Junctional Rhythm - ✔✔The presence of an inverted or absent P wave indicates
what type of arrhythmia?
(Hint: 2 words)
✔✔1500 mm - ✔✔1 minute of an EKG strip is equivalent to how many millimeters in
length?
✔✔QT Interval - ✔✔A full cycle of Ventricles in action is shown as what on the EKG
tracing
