Analyzing An EKG Strip

Question 1

Steps

Answer 1

1. Rate
2. Pattern or rhythm
3. P waves
4. PR Interval
5. QRS Width
6. PR interval
7. QRS

Question 2

1. Rate

Answer 2

Count the R waves in 6 seconds X 10

Question 3

2. Pattern or rhythm

Answer 3

Regular or irregular

Question 4

3. P waves

Answer 4

Present, shape, direction

Question 5

4. PR Interval

Answer 5

Measurement, constant

Question 6

5. QRS Width

Answer 6

Width measurement

NOTE: 1 small box = 0.04 seconds

Question 7

6. PR Interval

Answer 7

Is the impulse from the SA Node to AV Node

Normal: .12- .20 seconds

Question 8

7. QRS

Answer 8

Ventricular depolarization

Normal is .06 - .12 seconds