Conditions

Question 1

Sinus Tachycardia

Answer 1

Occurs when HR is above 100bpm

Question 2

Sinus Bradycardia

Answer 2

Occurs when HR is below 60bpm

Question 3

PAC

Answer 3

Pre atrial contraction
P wave showing earlier than expected.
P waves look different than other P waves.

Question 4

Atrial Fibrillation

Answer 4

Bumpy baseline!
No real p waves

Question 5

Atrial Flutter

Answer 5

Sawtooth patterns.
In lead II AND III

Question 6

Multi-focal atrial tachycardia

Answer 6

Each P wave looks different.
PR intervals will vary
Lead II

Question 7

PVC

Answer 7

lead II
QRS shows up earlier than expected
No T wave
Wide QRS
Followed by pause

Question 8

Ventricular Tachycardia

Answer 8

3 or more PVC in a row

Question 9

Ventricular Fibrillation (V Fib)

Answer 9

No true QRS
Absent P waves
Bag of worms

Question 10

Asystole

Answer 10

Flat line

Question 11

First degree AV block

Answer 11

Delay
PR interval prolonged
PR longer than .20 seconds

Question 12

Second degree AV block (wenckebach)

Answer 12

Lead II
PR interval is getting progressively longer
Until P wave fails to conduct QRS

Question 13

Second degree block (mobitz II)

Answer 13

Not lengthening PR interval
Dropped QRS

Question 14

3rd Degree block

Answer 14

Complete block
Lots of P waves
Few QRS

Question 15

RBBB

Answer 15

Widened/deformed QRS
Inverted T waves
V6 regular QRS
Double notched in V1-V3

Question 16

LBBB

Answer 16

Widened/deformed QRS
Deep diving Q wave V1-V3
Double notched R waves V4-V6
Inverted T

Question 17

LAD (left axis deviation)

Answer 17

QRS in lead I is positive and lead aVF is negative

Question 18

RAD (right axis deviation)

Answer 18

Lead I QRS is negative and aVF is positive

Question 19

RAH (right atrial hypertrophy)

Answer 19

V1
First diphasic wave is largest

Question 20

LAH (left atrial hypertrophy)

Answer 20

V1
Terminal of diphasic P wave is largest

Question 21

RVH (right ventricular hypertrophy)

Answer 21

V1-V3
Large R wave
Progressively smaller in V2-V6

Question 22

LVH (left ventricular hypertrophy)

Answer 22

Large QRS deflection V1-V6
Possible T wave inversion

Question 23

Ischemia

Answer 23

V2-V6
Inverted symmetrical T waves
ST segment depression (ANYWHERE)

Question 24

Injury

Answer 24

ST Segment elevation
Can’t localize it
Only seen in lead where injury occurs

Question 25

Subendocardial Infarction

Answer 25

Non Q wave Flat depression of ST segment/inverted T wave V3V4

Question 26

Transmural Infarction

Answer 26

Q wave Q wave at least a box wide Q wave deep diving in 2 leads next to each other

Question 27

Inferior Infarcts

Answer 27

ST segment elevation and pathological Q waves in II, III, aVF

Question 28

Lateral infarcts

Answer 28

ST segment elevation and pathological Q waves in I, aVL, V5, and V6

Question 29

Anterioseptal infarcts

Answer 29

ST segment elevation and pathological Q waves in V1-V4

Question 30

Digitalis Effect

Answer 30

ST segment depression in V4 Or low T, short QT interval, short PR interval

Question 31

Pericarditis

Answer 31

ST segment elevation No Q, T aren’t tall, PR interval is depressed All leads except aVR