EKG study

Question 1

NSR

Answer 1

60 to 100 BPM

Question 2

SB

Answer 2

< 60 BPM
TREAT UNDERLYING CAUSE
Rx- Atropine
Prepare to Pace

Question 3

S Tach

Answer 3

> 100 BPM (gen 100 to 150bpm)
Regular rhythm
Treat the cause

Question 4

AFIB

Answer 4

100 to 160 BPM 
Rhythm is irregular 
No P wave
UnControlled > 100 BPM
Controlled  <100 BPM

Question 5

SVT

Answer 5

BPM 160 to 220
Regular rhythm
Looks normal but always higher rhythm

Question 6

Atrial flutter

Answer 6

HR between 250-350
Se-saw tooth waves
Regular rhythm

Question 7

PR interval

Answer 7

NL - 0.12-0.20

Question 8

QRS

Answer 8

NL - 0.04 to 0.12

Question 9

SA-Node

Answer 9

60 to 100 BPM

HEARTS PACEMAKER

Question 10

AV Node

Answer 10

40 to 60 BPM

RCVS SIGNAL FROM SA NODE

Question 11

AV issues

think….

Answer 11

Junctional issues

Question 12

IVR

Answer 12

20 to 40bpm

Looks like sideways bunny and humped QRS’

Question 13

Purkinje fibers

Answer 13

15 to 40

Causes both ventricles to squeeze

Question 14

Upside down P wave

Answer 14

Junctional rhythms

Question 15

1st degree heart block

Answer 15

Normal except
PR- prolonged > 0.20
Treat underlying causes

Question 16

2nd degree heart block

Type I or Wenckebach

(Short longer, longer drop)

Answer 16

Rhythm is irregular
PR int - progressively longer
* P’s finally drop QRS’
Tx - atropine, external pacing

Question 17

2nd deg heart block type II

Answer 17

Rate is regular
PR int normal or prolonged * but measure the same not lengthened *
Tx- prep to pace / Atropine
** tends to be permanent

Question 18

3rd degree heart block
LETHAL

“Divorced but living in same house”

Answer 18

Rhythm is irregular 
Rate is low 
QRS wide/bizarre/ prolonged (>0.12)
P wave is not causing QRS'
P are more numerous than QRS'

Tx - Pace

Question 19

A-systole

Answer 19

Prepare CPR