BASIC EKG EXAM WITH CORRECT ANSWERS 2025

1. ABC's of - Rhythm
Arrhyth- mias - Rate
- "P" Wave
- PR
Interval
- QRS
2. Measure the Duration
Inter- vals




3. Normal PR Interval 0.12-o.20 s (3 - 5 small
squares)

4. Normal QRS Com- 0.06 - 0.10 s
plex
5. Normal P Height -
wave height <2.5mm
and width Width -
6. Normal QT Interval<0.11 s
0.42 s
7. Which arrhyth- - Sinus
mias have Rhythms
regular - Junctional
rhythms? Rhythms
- Ventricular
Rhythms
8. Which arrhythmias --Heart
AtrialBlocks
Fibrillation
have Irregularly Ir-- Atrial Rhythms
- Multifocal Atrial Rhythms
regular rhythms? - Atrial Flutter (Variable
Ventricular Response)

9.

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, Which arrhythmias - Second degree Heart Block
Type one
have Patterned - Bigeminal
Ir- regular Patterns
Rhythms? - Trigeminal
10. Which arrhythmias - Atrial Flutter with 2:1
Patterns
Conduction
have Patterned - Sinus Arrhythmia
Regular Rhythms?
11. How is the rate - Count Heavy Lines and divide into 300
determined on - Count Light Lines and divide into 1500
an EKG? - Count Complexes in 6 seconds and
multiply by 10
- Mnemonic fashion (300, 150, 100, 75,
12. Determining 60, 50, 43, 37)
Rate
1


13. Determining
Rate
2




14. Practice Rate
De- termination
1


15. Bradycardia <60
HR BPM
16. Tachyardia >100
HR BPM
17. Eucardia 60 - 100
HR BPM
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