Kaiser EKG Exam Revision Study Material 2025/2026

KAISER EKG EXAM
REVISION STUDY MATERIAL

,1. Depolarization: Electrical excitation of cell membrane followed

by mechanical contraction

2. Repolarization: Return of cell membrane resting state

3. PR interval: .12-.20sec

4. PR interval is measured fro beginning of to beginning

to ?: Begin- ning of P wave to beginning of QRS wave

5. QRS complex: .06-.12sec

6. First negative deflection after P wave R wave?: Q wave

7. Negative deflection following R wave?: S wave

8. Marks QRS complex and ends ST segment?: J point

9. QT interval: .44-.48sec

10. No perceived electrical current?: Isoelectric line

11. Atrial depolorization?: P wave

12. Delay at AV junction?: PR segment

13. Ventricular depolorization?: QRS

14. Normally isoelectronic line between QRS and beginning

of T-wave?: ST Segment

15. ventricular repolarization?: T wave




,16. What does T wave look like?: Larger than P wave and

slightly asymmetric

17. beginning of ventricular activation through ventricular

depolarization?: QT

interval

18. If U wave is seen what does that mean?: Hypokalemia or

digitalis toxicity

19. Each 1mm box equals how many sec?: 0.04sec

20. Each large box is how many sec?: 0.20sec

21. Lead I makes left arm and right arm . Its angle

of orientation is

degrees: Lead I makes left arm POSITIVE and right arm

NEGATIVE. Its angle of orientation is 0 degrees

22. Lead II is created making legs and the left arm is

, the angle of orientation is degrees?: Legs are POSITIVE

and right arm NEGATIVE. Angle of orientation is 60 degrees






, 23. Lead III is created making legs and left arm ,

angle is de- grees?: Legs is POSITIVE and left arm is

NEGATIVE, angle is 120 degrees

24. Lead aVL created making left arm and other limbs

, angle is

- ?: Left arm is POSITIVE and other limbs is NEGATIVE,

angle is -30 degrees

25. Lead aVR is created making right arm and other

limbs , its angle of orientation is - degrees: Right arm

is POSITIVE and other limbs NEGATIVE, angle of orientation is -

150

26. Lead aVF is created making legs and other limbs ,

the angle

of orientation is degrees toward the feet: Legs POSITIVE

and other limbs

NEGATIVE, angle of orientation is 90 degrees

27. V1 is placed -?: 4th intercostal space to the right of the

sternum