EKG Quiz

Question 1

Normal Sinus Rhythm

Answer 1

HR 60-100
Regular
P wave present, QRS normal

Question 2

Medication Normal Sinus Rhythm

Answer 2

None

Question 3

Sinus Bradycardia

Answer 3

HR < 60
Regular Rhythm
P waves present, QRS normal

Question 4

Medications for Sinus Bradycardia

Answer 4

Atropine (if symptomatic)

Question 5

Sinus Tachycardia

Answer 5

HR > 100
Regular Rhythm
P waves present, QRS normal

Question 6

Medication for Sinus Tachycardia

Answer 6

Beta Blocker (Lopressor), Calcium Channel Blocker (Cardizem) - if symptomatic

Question 7

Sinus Arrhythmia

Answer 7

HR variable
Irregular Rhythm
P waves, QRS

Question 8

Medication for Sinus Arrhythmia

Answer 8

None

Question 9

Sinus Rhythm with Premature Atrial Complexes (PAC)

Answer 9

Early heartbeat 
P wave of PAC is 
   Abnormal
   Hidden in prior T wave
   Distorts the prior T wave

Question 10

Medication for Premature Atrial Complexes (PAC)

Answer 10

None

Question 11

Premature Junctional Contraction (PJC) =

Answer 11

Absent or Inverted P-wave

P wave before/during or after QRS

Question 12

Junctional Rhythm = ___-____ bpm
Accelerated Junction = ___-____ bpm
Junctional Tachycardia = _____ bpm

Answer 12

40-60
60-100
>100

Question 13

Medication for Junctional Rhythms

Answer 13

None

Question 14

Paroxysmal Supraventricular Tachycardia (PSVT)

Answer 14

HR > 150

P wave maybe hidden in preceding T wave

Question 15

Medication for PSVT

Answer 15

Adenosine

Question 16

Atrial Flutter

Answer 16

F waves in saw tooth pattern

Atrial firing at 250-350 beats/min

Question 17

Medication for Atrial Flutter

Answer 17

Digoxin, Amiodarone – stable
Amiodarone, cardiovert – unstable < 48 hrs
Digoxin, TEE, Heparin/Coumadin, Cardiovert – unstable > 48 hours

Question 18

Atrial Fibrillation

Answer 18

Irregularly Irregular
Fibrillatory “F waves”
(still have QRS complexes)

Question 19

Medication for A-Fib

Answer 19

Digoxin, Amiodarone – stable
Amiodarone, Cardiovert – unstable < 48 hrs
Digoxin, TEE, Heparin/Coumadin, Cardiovert – unstable > 48 hours

Question 20

Torsade de Pointes (QT prolongation)

Answer 20

Polymorphic V-Tach

Wide QRS’s that change in size every beat

Question 21

Medication for Torsades de Pointes

Answer 21

Magnesium Sulfate

Question 22

Sinus Rhythm with PVC’s (Unifocal, Multifocal, Bigeminy (alternating), Short Run of V-Tach)

Answer 22

Wide, Weird looking QRS

Compensatory pause

Question 23

Medication for PVC’s

Answer 23

Amiodarone - if > 6 per minute

Question 24

Ventricular Tachycardia

Answer 24

HR 150-250
Weird mountains
Very Wide QRS - > 0.12s >3 small boxes

Question 25

Medication for V-Tach

Answer 25

Amiodarone, Cardiovert –pulse | CPR, Shock, Epinephrine, Shock, Amiodarone – no pulse

Question 26

Ventricular Fibrillation (V-Fib)

Answer 26

Quivering ventricle | Chaotic, varying shapes & amplitudes

Question 27

Medication for V-Fib

Answer 27

CPR, Shock, Epinephrine, Shock, Amiodarone – only has no pulse

Question 28

Asystole

Answer 28

Flat line | Occasional P wave

Question 29

Asystole Medication

Answer 29

CPR, Epinephrine

Question 30

Pulseless Electrical Activity (PEA)

Answer 30

Organized rhythm without pulse | No P, super short QRS’s compared to junctional

Question 31

Medication for PEA

Answer 31

CPR, Epinephrine

Question 32

Idioventricular Rhythm

Answer 32

2-4 QRS’s per 6 s strip | HR 20-40

Question 33

Medication for Idioventricular Rhythm

Answer 33

CPR, Epinephrine

Question 34

Artifact

Answer 34

Looks like A-Fib but its REGULAR!

Question 35

Medication for Artifact

Answer 35

None, just secure connection, replace electrodes, apply electrodes to areas less affected by movement

Question 36

First Degree Heart Block

Answer 36

Fixed, Constant, Prolonged PR Interval >.20 | Looks like Sinus Rhythm

Question 37

Medication for First Degree Heart Block

Answer 37

Atropine – if symptomatic (showing signs of bradycardia)

Question 38

Second Degree AV Block – Type I, Mobitz I (Wenkebach)

Answer 38

Progressive prolongation of PR interval followed by “dropped” beat

Question 39

Medication for Second Degree AV Block – Type I, Mobitz I (Wenkebach)

Answer 39

Atropine – if symptomatic (showing signs of bradycardia)

Question 40

Second Degree AV Block- Type II, Mobitz II

Answer 40

CONSTANT PR interval (prolonged or normal), followed by “dropped” beat

Question 41

Medication for Second Degree AV Block- Type II, Mobitz II

Answer 41

Atropine – if symptomatic (showing signs of bradycardia)

Question 42

Third Degree AV Block

Answer 42

P and QRS waves march independently HR max 40 Has “dropped beats” (but every QRS does not have a P before)

Question 43

Medication for Third Degree AV Block

Answer 43

Atropine – if symptomatic (showing signs of bradycardia)