ecg

Question 1

label parts

Answer 1

label parts

Question 2

label parts

Answer 2

label parts

Question 3

the normal rhythm starts where and what is this called

Answer 3

sinoatrial node

NSR normal sinus rhythm

Question 4

one small small square represents

Answer 4

0.04s

40ms

Question 5

one large square represents

Answer 5

0.2s

200ms

Question 6

5 large squares equals

Answer 6

1 sec

1000 ms

Question 7

the normal PR interval should be what

Answer 7

120-200

3-5 squares

Question 8

the normal qrs is normal

Answer 8

120ms

3 small squares

Question 9

the components of the ecg complex

Answer 9

Question 10

label

Answer 10

Question 11

the QT interval varies with what

name three

Answer 11

heart rate

electrolyte

some drugs

Question 12

calibration of the ecg recording should be what

Answer 12

1mv

1cm high
2 large squares

Question 13

what is a lead

Answer 13

electrical picture of the heart

Question 14

VR Lead is placed where

and is possitive or negitive

which direction should to point

which part of the heart

Answer 14

square root of squat

Question 15

lead 1

what view does this give

where on the ecg box

should be positive or neg

Answer 15

1 lateral left

ventricle

Question 16

lead 2

where in the box

pos or neg

which part of the heart

Answer 16

2 inferior left ventricle

Question 17

lead 3

pos or neg

where in the box

which part of the heart

Answer 17

3 inferior portion of the left ventricle

Question 18

aVL

pos or neg

where in the box

which part of the heart

Answer 18

lateral left ventricle

Question 19

aVF

where in the box

pos or neg

which portion of the heart

Answer 19

inferior portion of the left ventricle

Question 20

V1

which part of the heart

pos or neg

where in the box

Answer 20

V1 septal

Question 21

V2

pos or neg

which part of the heart

where in the box

Answer 21

V2 anterio septal

Question 22

V3

pos or neg

where in the box

which part of the heart

Answer 22

V3 anterio septal

Question 23

V4

pos or neg

which part of the heart

where in the box

Answer 23

V4 anterior

Question 24

V5

which part of the heart

pos or neg

where in the box

Answer 24

V5 lateral left ventricle

Question 25

V6 where in the box which part of the heart pos or neg

Answer 25

V6 Lateral left ventricle

Question 26

avr stand for

Answer 26

Augmented vector right left foot

Question 27

the cardiac axis 11 -5 oclock which three leads easily show normal axis should they be pos or neg which one should be more pos if axis is normal

Answer 27

1 2 3 positive lead 2

Question 28

left axis diviation

Answer 28

Question 29

what does right axis divation look like in what leads

Answer 29

Question 30

a right axis diviation may indicate what

Answer 30

pulmonary embolus copd mi RVH left posterior fascicular block

Question 31

a left axis diviation may indicate what

Answer 31

conduction defect LBBB paced rhythm WPW LVH Left anterior fascicular block

Question 32

why is the r wave transition point important

Answer 32

if the ventricle right is in larged the transition will move from its normal v4 v5 v5 v6 this characteristic of chronic lung disease

Question 33

left axis div LVH LAD

Answer 33

left ventricle hyperotrophy left axis diviation

Question 34

Right axis devation RAD RVH

Answer 34

right ventricle hypertrophy

Question 35

horizontal left div some reasons for LAD

Answer 35

mi in the right side obestity pregnant acites lbbb lafb

Question 36

vertical right div

Answer 36

some reason for rad mi old or acute tall thin emphysema pulmonary disease

Question 37

isoelectric what is it

Answer 37

neutral equal positive negative

Question 38

isoelectric find on ecg then use the 90 degree then pos

Answer 38

find on ecg fine tune neg ant clockwise pos clockwise

Question 39

lead placement

Answer 39

Question 40

the ecg will do most of the work but remember

Answer 40

electrodes to correct limbs ensure good electrical contract calibration and speed 25 mm/s 1Mv high two squares 1cm patient comfortable and relax

Question 41

how to report an ECG

Answer 41

rhythm regular or not conduction intervals PR interval 0.12-0.20s QRS 0.08-0.10s cardiac axis description of QRS complexes description of ST segment and T wave s

Question 42

one P wave per QRS complex 0.12-0.20s 3-5small squres normal or not

Answer 42

within range

Question 43

one p wave per QRS more the 0.20s 5 small boxes what is this

Answer 43

1 st degree block may be a sign of CAD digoxion toxicity eletrolyte embalances rheumatic carditis

Question 44

progressive lengthening of the PR interval one non conducted P wave next conducting beat has shorter conducted beat p wave may be in a distortion of the t wave ( with any other rhythm) what is this

Answer 44

wenckebach /mobitz type1

Question 45

PR interval more than 5 small squares 0.20s 1 P wave is not followed by a QRS what is this rhythm

Answer 45

seconded degree heart block mobitz type2

Question 46

P wave rate 90/min no relationship between QRS complexes QRS complexes rate 36min abnormally shaped QRS complexes

Answer 46

Third degree heart block

Question 47

P wave qrs not linked RAD broad QRS complexes RBBB

Answer 47

complete heart block

Question 48

it is impotant to recognize LBBB why best seen in what lead

Answer 48

no further interpretation can be done V6 w with notch

Question 49

RBBB can mean what about the patient which lead best to see RSR

Answer 49

could be normal right side of heart V1

Question 50

bifascicular block LAFB LPFB

Answer 50

left antior fascicular block normal QRS but LAD Left pos fascicular block normal QRS but RAD