What does an ECG visualize?
Electrocardiogram (ECG) Quiz

Passage
•
Biology
•
10th Grade
•
Hard

Bret Vendrick
Used 6+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Oxygen levels in the heart
Heart rate
Electricity flowing through the heart
Blood flow through the heart
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the name of the set of electrodes used in lead II?
Lead III
Lead IV
Lead II
Lead I
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does a positive deflection on an ECG tracing indicate?
Depolarization wave moving towards the electrode
Repolarization wave moving away from the electrode
Repolarization wave moving towards the electrode
Depolarization wave moving away from the electrode
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many electrodes are used in a standard ECG?
12
6
10
8
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which leads are considered 'inferior' leads in an ECG?
Leads V1 and V2
Leads I and aVL
Leads I, II, and III
Leads II, III, and aVF
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of having different leads in an ECG?
To reduce the accuracy of the ECG
To make the ECG tracing longer
To confuse the reader
To provide different views of the heart
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which artery supplies blood to the lateral wall of the heart?
Right anterior descending artery
Left anterior descending artery
Right coronary artery
Left circumflex artery
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