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WorksheetsEKG 2
Total questions: 15
Worksheet time: 8mins
What is an electrocardiogram?
An instrument used for recording an EKG.
The EKG paper that is used for recording an EKG.
The pen that is heat sensitive for tracing an EKG.
A recording or tracing of an EKG.
How many electrodes are used for a 12 lead EKG?
10
12
6
8
The QR complex occurs:
When the ventricles contract.
When the heart rest after a contraction.
When the atria contract.
When the heart begins to beat from the pacemaker.
What does the T wave show?
The contraction of the ventricles.
The contraction of the atria.
If the rhythm is normal.
The relaxation of the heart.
Where does a U wave usually appear?
Before the R wave
After the T wave
After the Q wave
During the T wave
When does a U wave occur?
There is no such things as a U wave.
When the patient moves during the tracing.
When a patient has a very low K+.
When the machine is running too slow.
What is the normal standard?
15 mm
10 mm
20 ml
5mm
The term electrocardiograph is:
The recording or tracing of the heart's activity.
The heat sensitive EKG paper.
The instrument used for recording the heart's activity.
The augmented leads.
What does the P wave show?
The heart getting ready to contract.
The relaxing of the heart after contraction.
The ventricular contraction.
The atrial contractions.
What is a lead?
The gel or pad that conducts electricity.
The colored wires that are put on the patient's limbs.
The plate that conducts electricity.
The picture of the heart.
Which of the following represent the cardiac cycle?
QRS complex
P-R interval
PQRST complex
QRST complex
Another name for Leads aVF, aVL, aVR is:
Stand lead.
Bipolar lead.
Both A and B.
Augmented leads.
What does Standardization check?
The timing of the instrument.
To see how fast the heart is beating.
To see if the machine is working properly by checking the voltage.
All of the above.
Another name for the resting phase on an EKG is:
The baseline
The R-R complex
S-T segment
The U Wave
When do you standardize an EKG?
Before running the EKG.
Before and after running the EKG.
After running the EKG.
Only after the EKG.
