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WorksheetsCorrelating Heart to Lead
Total questions: 16
Worksheet time: 8mins
If you have an patient with a blockage in the LAD, the best lead listed to monitor in is the
V1,V2
II, III, aVF
V3, V4, aVL
V5,V6
If you have an patient with a blockage in the RCA, the best lead listed to monitor in is the
V1, V2
II, III, aVF
V5, V6
V3, V4, aVL
If you have an patient with a blockage in the circumflex, the best lead listed to monitor in is the
V5, V6
II, III, aVF
V3, V4
aVR
Which lead is created between the R arm and L leg?
Lead I
Lead II
Lead III
V1
Which lead is formed between the L arm and L leg?
Lead I
Lead II
Lead III
Which lead is formed between L arm and R arm?
Lead I
Lead II
Lead III
An equilateral triangle must be made between the leads, this is known as __________________
Wilson's central Terminal
Einthoven's Triangle
negative deflection
positive deflection
__________________ occurs if the depolarization wave is moving toward the electrode.
negative deflection
positive deflection
Einthoven's Triangle
Wilson's Terminal
_______________ occurs if the depolarization is moving away from the electrode.
positive deflection
negative deflection
Einthoven's triangle
Wilson's Terminal
Limb electrodes must be placed ____________.
with a positive deflection
with a negative deflection
parallel with their partner electrode
below amputation sites
Which of the following is a bipolar lead?
II
aVR
aVL
V6
Which leads look at the lateral side of the heart?
V6
aVR
avF
V4
Which leads look at the anterior side of the heart?
II
V3
V1
V6
Precordial leads are also called
limb leads
chest leads
all of the above
none of the above
How many electrodes are used in a 12 lead ECG
5
10
12
none of the above
Which leads give a view from the horizontal or transverse plane?
limb
augmented
chest
