Paramedic EKG Interpretation

Question 0

PRI for NSR

Answer 0

0.12-0.20 and constant.

Question 1

Rate for NSR

Answer 1

60-100 BPM

Question 2

QRS for NSR

Answer 2

0.12 or less.

Question 3

Rate for Sinus Bradycardia

Answer 3

Less than 60 BPM.

Question 4

P waves for Sinus Rhythm

Answer 4

Upright and Uniform. 1 P for every QRS.

Question 5

QRS for any Sinus Rhythm

Answer 5

0.12 or less.

Question 6

Rate for Sinus Tachycardia

Answer 6

Greater than 100 BPM. (Usually between 100 and 160.)

Question 7

R-R for Sinus Arrhythmia

Answer 7

Irregular.

Question 8

Rhythm for Wandering Pacemaker

Answer 8

Slightly Irregular.

Question 9

Rate for Wandering Pacemaker

Answer 9

Usually normal (60-100 BPM)

Question 10

P Waves in a Wandering Pacemaker

Answer 10

Morphology changes from beat to beat.

Can be Flattened, Notched, Peaked, or Diphasic.

Question 11

PRI for Wandering Pacemaker

Answer 11

Less than 0.20; may vary.

Question 12

QRS for Wandering Pacemaker

Answer 12

Less than 0.12

Question 13

What are single beats that originate in the atria and come early in the cardiac cycle?

Answer 13

Premature Atrial Complexes (PAC’s)

Question 14

Rate for Atrial Tachycardia

Answer 14

150-250 BPM

Question 15

Rate for Atrial Flutter

Answer 15

Atrial rate: 250-350 BPM.

Ventricular rate varies.

Question 16

P Waves in Atrial Flutter

Answer 16

Characteristic “Sawtooth” pattern. (F Waves)

Question 17

PRI in Atrial Flutter

Answer 17

Unable to determine.

Question 18

Rhythm for Atrial Fibrillation

Answer 18

Grossly Irregular.

Question 19

P Waves in Atrial Fibrillation

Answer 19

No discernible P waves.

Question 20

QRS in Atrial Fibrilation

Answer 20

Less than 0.12

Question 21

What is the most characteristic feature of the Wandering Pacemaker?

Answer 21

Morphology of the P waves changes as the pacemaker site changes locations.

Question 22

Is Atrial Tachycardia caused by one irritable focus or many?

Answer 22

One, which is why it is usually so regular.

Question 23

P Wave in a Premature Junctional Complex.

Answer 23

Lost in preceding QRS. If visible, it will be inverted.

Question 24

Rate for Junctional Escape.

Answer 24

40-60 BPM.

Question 25

P Wave in Junctional Escape.

Answer 25

If visible, it will be inverted.

Question 26

PRI for Junctional Escape.

Answer 26

If measurable, will be less than 0.12

Question 27

QRS for ALL Junctional Rhythms

Answer 27

Less than 0.12

Question 28

P Waves in Junctional Rhythms

Answer 28

Inverted.

Question 29

Regularity for Junctional Escape

Answer 29

R-R constant. Regular rhythm.

Question 30

Regularity for Junctional Rhythms.

Answer 30

Regular. Except in the case of a PJC. Then the regularity will be determined by the underlying rhythm.

Question 31

Rate for Accelerated Junctional

Answer 31

60-100 BPM

Question 32

Rate for Junctional Tachycardia

Answer 32

Usual range is 100-180 BPM

Question 33

What are the 4 rhythms that fit into the category of Supraventricular Tachycardia?

Answer 33

Sinus Tachycardia: 100-160 BPM Atrial Tachycardia: 150-250 BPM Atrial Flutter: 150-250 BPM Junctional Tachycardia: 100-180 BPM

Question 34

All Junctional arrhythmias will have a PRI of what?

Answer 34

If measurable, less than 0.12

Question 35

Normal inherent rate of the AV Junction

Answer 35

40-60 BPM

Question 36

What is the biggest clue to a junctional rhythm?

Answer 36

Inverted P wave.

Question 37

How many Junctional rhythms are there? What are they?

Answer 37

``` 4 Junctional rhythms. `Premature Junctional Complex `Junctional Escape `Accelerated Junctional `Junctional Tachycardia ```

Question 38

How many heart blocks have a regular R-R. What are they?

Answer 38

Two. `1st Degree `3rd Degree

Question 39

The P-P will march out on which heart blocks?

Answer 39

All of them.

Question 40

P waves for a 1st degree heart block.

Answer 40

Upright and uniform; 1:1 each P wave will be followed by a QRS

Question 41

PRI for a 1st degree heart block

Answer 41

Greater than 0.20 and constant.

Question 42

QRS for a 1st degree heart block

Answer 42

Less than 0.12

Question 43

PRI for 2nd degree Type 1

Answer 43

Progressively longer until one P wave is not followed by a QRS.

Question 44

QRS for 2nd degree heart blocks

Answer 44

Less than 0.12

Question 45

The PRI for 2nd degree Type II

Answer 45

Always constant and can be greater than 0.20

Question 46

Rate for complete heart block

Answer 46

Atrial: Usually normal 60-100 Junctional: 40-60 Ventricular: 20-40