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EKG REVIEW 11/11/11

Total questions: 93

Worksheet time: 1hrs 13mins

Name
Class
Date
1.

Identify this rhythm

a)

Sinus tachycardia

b)

Normal Sinus Rhythm

c)

Supraventricular Tachycardia

d)

Atrial fibrillation

2.

Interpret this Rhythm:

a)

Normal sinus rhythm

b)

Ventricular fibrillation

c)

Sinus Brady with PAC's

d)

Sinus Bradycardia

3.

Identify this rhythm

a)

Sinus bradycardia

b)

1 degree heart block

c)

Normal Sinus Rhythm

d)

2nd Degree Type I heart block

4.

Identify this rhythm

a)

Supra-ventricular tachycardia

b)

Atrial fibrillation

c)

Sinus tachycardia

d)

Atrial flutter

5.

Identify the following rhythm

a)

Electrical interference

b)

Somatic tremor

c)

Wandering baseline

d)

Interrupted baseline

6.

Which type of interference is represented by the photo?

a)

Broken Recording

b)

60second interference

c)

Wandering Baseline

d)

Somatic Tremor

7.

Which type of interference is represented by the photo?

a)

Broken Recording

b)

60second interference

c)

Wandering Baseline

d)

Somatic Tremor

8.

Name this rhythm

a)

Multifocal Atrial Tachycardia

b)

Wandering Atrial Pacemaker

c)

Atrial Flutter

d)

Atrial Fibrillation

9.

EKG Strip?

a)

Sinus Arrest

b)

Sinus Arrhythmia

c)

Uni-focal pvcs

d)

Multi focal pvcs

10.

Identify this rhythm

a)

Supraventricular tachycardia

b)

Sinus tachycardia

c)

Atrial fibrillation

d)

Normal Sinus Rhythm

11.

Identify this rhythm

a)

Sinus Tachycardia

b)

Atrial fibrillation

c)

Atrial flutter

d)

Normal Sinus Rhythm

12.

What typically happens to the rhythm after a pause in sinus arrest?

a)

Cardiac Arrest

b)

Usurpation

c)

Escape

d)

Ventricular Fibrillation

13.

When the atrium takes over as the pacemaker of the heart, what is this action called?

a)

Arrest

b)

Usurpation

c)

Escape

d)

Fibrillation

14.

Which characteristic of cardiac cells gives them the ability to send electrical impulses through the heart?

a)

Contractility

b)

Conductivity

c)

Automaticity

d)

Excitability

15.

Which characteristic of cardiac cells gives them the ability to create impulses without any outside stimulation.?

a)

Contractility

b)

Conductivity

c)

Automaticity

d)

Excitability

16.

Which characteristic of cardiac cells gives them the ability to contract the cardiac muscle?

a)

Contractility

b)

Conductivity

c)

Automaticity

d)

Excitability

17.

Which characteristic of cardiac cells gives them the ability to respond to electrical impulses through depolarization?

a)

Contractility

b)

Conductivity

c)

Automaticity

d)

Excitability

18.

What refers to the pressure inside the artery when the heart contracts and pumps blood through the body?

a)

Systolic

b)

Diastolic

c)

Hypertension

d)

Osmotic Pressure

19.

What refers to the pressure inside the artery when the heart is at rest and filling with blood?

a)

Systolic

b)

Diastolic

c)

Hypertension

d)

Osmotic Pressure

20.

What dominant pacemaker cells act as the conduction system in the heart?

a)

Sinoatrial Node

b)

Atrial Ventricular Node

c)

Ventricles

d)

Left Atrium

21.

If the SA node fails, what will take its place?

a)

Sinoatrial Node

b)

Atrial Ventricular Node

c)

Ventricles

d)

Left Atrium

22.

If the Atrial Ventricular node fails, what will take its place?

a)

Sinoatrial Node

b)

Atrial Ventricular Node

c)

Ventricles

d)

Left Atrium

23.

A medical assistant is performing an EKG on a patient whose heart rate is 105 BPM. The assistant should identify this finding as an indication of which of the following conditions?

a)

Tachycardia

b)

Bradycardia

c)

Sinus Rhythm

d)

Atrial Fibrillation

24.

A medical assistant is performing an EKG on a patient whose heart rate is 55 BPM. The assistant should identify this finding as an indication of which of the following conditions?

a)

Tachycardia

b)

Bradycardia

c)

Sinus Rhythm

d)

Atrial Fibrillation

25.
The p-wave correlates with which event?
a)
atrium contraction /signals moving from SA node to AV node
b)
ventricle contraction
c)
ventricle repolarization
d)
both atrial and ventricle contraction
26.
The t-wave correlates with which event?
a)
atrium contraction /signals moving from SA node to AV node
b)
ventricle contraction
c)
ventricle repolarization
d)
both atrial and ventricle contraction
27.
The QRS-wave correlates with which event?
a)
atrium contraction /signals moving from SA node to AV node
b)
ventricle contraction
c)
ventricle repolarization
d)
both atrial and ventricle contraction
28.

A patient is experiencing electrocardiogram changes. Which wave should the nurse recognize as representing ventricular repolarization?

a)

Q wave

b)

R wave

c)

S wave

d)

T wave

29.

A patient is admitted for diagnosis of an electrocardiogram abnormality. Which wave should the nurse plan care based upon changes in the patient’s ventricular depolarization?

a)

P wave

b)

QRS complex

c)

U wave

d)

T wave

30.

The nurse is analyzing a client’s electrocardiogram tracing. Which of the following complexes is not normally seen on an electrocardiogram tracing?

a)

P wave

b)

QRS complex

c)

T wave

d)

U wave

31.

In order to calculate the heart rate, what of the following is required?

a)

Measure R - R interval

b)

Calculate QTc

c)

Measure ST segment

d)

Measure P-R interval

e)

Measure QRS complex

32.

Leads I,II and III are

a)

travel from a negative

b)

bipolar

c)

negative leads

d)

positive leads

33.

Leads AVL,AVR and AVF are

a)

bipolar

b)

unipolar

c)

augmented

d)

tracing

34.

V1

a)

LEFT side of the sternum, directly across from V1 at the FOURTH intercostal space

b)

LEFT side of the chest, FIFTH intercostal space, midclavicular line

c)

RIGHT side of the sternum at the FOURTH intercostal space

d)

LEFT side of the chest, FIFTH intercostal space, midaxillary line

35.

V2

a)

LEFT side of the chest, FIFTH intercostal space, midclavicular line

b)

LEFT side of the sternum, directly across from V1 at the FOURTH intercostal space

c)

LEFT side of the chest, FIFTH intercostal space, midclavicular line

d)

LEFT side of the chest, FIFTH intercostal space, anterior axillary line

36.

V3

a)

LEFT side of the chest, FIFTH intercostal space, midaxillary line

b)

RIGHT side of the sternum at the FOURTH intercostal space

c)

LEFT side of the chest, FIFTH intercostal space, anterior axillary line

d)

LEFT side of the chest, midway between V2 and V4

37.

V4

a)

LEFT side of the chest, FIFTH intercostal space, midclavicular line

b)

LEFT side of the chest, midway between V2 and V4

c)

LEFT side of the chest, FIFTH intercostal space, midaxillary line

d)

LEFT side of the sternum, directly across from V1 at the FOURTH intercostal space

38.

V5

a)

LEFT side of the chest, FIFTH intercostal space, anterior axillary line

b)

LEFT side of the chest, FIFTH intercostal space, midaxillary line

c)

LEFT side of the chest, FIFTH intercostal space, midclavicular line

d)

LEFT side of the sternum, directly across from V1 at the FOURTH intercostal space

39.

V6

a)

LEFT side of the chest, FIFTH intercostal space, midclavicular line

b)

LEFT side of the chest, FIFTH intercostal space, anterior axillary line

c)

LEFT side of the chest, FIFTH intercostal space, midaxillary line

d)

LEFT side of the sternum, directly across from V1 at the FOURTH intercostal space

40.

A medical assistant is preparing a patient who has shortness of breath for at EKG. In which of the following positions should be assistant place the patient?

a)

Prone

b)

Semi- Fowler's

c)

Supine

d)

Sims'

41.

A medical assistant is calibrating an EKG machine. Which of the following should the assistant identify as the standard speed of the recording?

a)

25 mm/second

b)

50 mm/second

c)

10 mm/second

d)

5 mm/second

42.

A medical assistant is preparing a patient for an EKG. In which of the following locations should the assistant place the V4 lead?

a)

5th intercostal space at the anterior axillary line

b)

5th intercostal space at the midaxillary line

c)

Midway between V3 and V5

d)

5th intercostal space at the midclavicular line

43.

A medical assistant notes a wandering baseline throughout an EKG tracing. Which of the following electrocardiograph issues could have resulted in this occurrence?

a)

The electrode pads were defective or poorly attached

b)

The machine was missing the grounding prong for the outlet

c)

The machine did not have the proper standardization settings set

d)

The cable tips were loose or had become separated

44.

A provider requests a rhythm strip in addition to a regular EKG tracing for a patient. The medical assistant should identify that which of the following leads provides the clearest recording of the heart rhythm?

a)

I

b)

II

c)

III

d)

V2

45.

which of the following is the normal PR interval

a)

0.12-0.20 MM of voltage

b)

0.12 -0.20 per second

c)

0.16 -0.20 MM of voltage

d)

0.02- 0.08 per second

46.

Lead II is considered the

a)

bipolar limb lead

b)

augmented or unipolar limb lead

c)

chest of precordial lead

d)

none of the choices

47.

Times where the conduction cells are “resistant” to stimuli.

a)

Refractory Periods

b)

Absolute Periods

c)

Relative Periods

d)

Supernormal Periods

48.

Times where the cell cannot accept another impulse, still dealing with the last one.

a)

Refractory Periods

b)

Absolute Periods

c)

Relative Periods

d)

Supernormal Periods

49.

Times where the cells strong stimulus will result in depolarization, but not as strong.

a)

Refractory Periods

b)

Absolute Periods

c)

Relative Periods

d)

Supernormal Periods

50.

The nurse is determining the functioning of a patient’s AV node. How many times per minute should the nurse expect the node to normally fire?

a)

20 to 40

b)

25 to 55

c)

40 to 60

d)

60 to 100

51.

The nurse is determining the functioning of a patient’s Purkinje Fibers/Ventricles. How many times per minute should the nurse expect the node to normally fire?

a)

20 to 40

b)

25 to 55

c)

40 to 60

d)

60 to 100

52.

The Line from which waves and complexes take off.

a)

Isoelectric Line

b)

Usurpation

c)

Escape

d)

Fibrillation

53.

The measurement of time between waves and complexes.  (flat line)

a)

Isoelectric Line

b)

Segment

c)

Interval

d)

Fibrillation

54.

The measurement of time that includes waves and complexes.

a)

Isoelectric Line

b)

Segment

c)

Interval

d)

Fibrillation

55.

Every small square on EKG paper represents

a)

0.04 sec

b)

0.20 sec

c)

5 mm

d)

0,5 mv

56.

Every large square on EKG paper represents

a)

0.04 sec

b)

0.20 sec

c)

5 mm

d)

0,5 mv

57.

How many small square are in each large square of EKG paper?

a)

5

b)

10

c)

20

d)

25

58.

A medical assistant is calibrating an EKG machine. Which of the following should the assistant identify as the standard speed of the recording for an infant, pediatric patient or patient with an accelerated heart rate?

a)

25 mm/second

b)

50 mm/second

c)

10 mm/second

d)

5 mm/second

59.

What is the term that regulates the height of the complexes on the ekg paper

a)

Gain

b)

Lost

c)

Positive

d)

Negative

60.

What should the default gain on an EKG machine be set to?

a)

5 mm

b)

10 mm

c)

20 mm

d)

25 mm

61.

_________is unwanted interference.

a)

Artifact

b)

Somatic Tremors

c)

Wandering Baseline

d)

60 Second interference

62.

This artifact is caused by a patient shivering and can be corrected by giving them a blanket

a)

Somatic Tremor

b)

Baseline Sway or wandering baseline

c)

Broken Recording

d)

60 second interference

63.

This artifact can be removed by unplugging other machines close by, turning off phones,

a)

Somatic Tremor

b)

Baseline Sway or wandering baseline

c)

Broken Recording

d)

60 second interference

64.

This artifact is caused by lotion or sweat on the skin.

a)

Somatic Tremor

b)

Baseline Sway or wandering baseline

c)

Broken Recording

d)

60 second interference

65.

This artifact is due to bad wires, loose electrodes or cable.

a)

Broken Recording

b)

60second interference

c)

Wandering Baseline

d)

Somatic Tremor

66.

This is a slight irregularity in the EKG rhythm associated with normal breathing patterns?

a)

Sinus Bradycardia

b)

Sinus Tachycardia

c)

Sinus Dysrhythmia

d)

Sinus Arrest

67.

When should a medical professional be concerned with sinus arrest?

a)

When it lasts less than 6 seconds

b)

When it lasts more than 6 seconds

c)

When it lasts more than 10 seconds

d)

When it lasts less than 10 seconds

68.

After performing an ECG on an adult client, the nurse reports that the PR interval reflects normal sinus rhythm. What is the PR interval for a normal sinus rhythm?

a)

0.05 and 0.1 seconds.

b)

0.12 and 0.2 seconds.

c)

0.15 and 0.3 seconds.

d)

0.25 and 0.4 seconds.

69.

A nurse is caring for a client who's experiencing sinus bradycardia with a pulse rate of 40 beats/minute. The client's blood pressure is 80/50 mm Hg and the client reports dizziness. Which medication does the nurse anticipate administering to treat bradycardia?

a)

Atropine

b)

Dobutamine

c)

Amiodarone

d)

Lidocaine

70.

What is the hear rate of this ECG rhytm?

a)

40

b)

70

c)

100

d)

130

71.

The QRS duration must be ___ seconds or less

a)

0.11

b)

0.12

c)

0.13

d)

0.20

e)

0.25

72.

What is the difference between sinus arrest and sinus block?

a)

The rate

b)

The width of the P waves

c)

The number of pauses in the rhythm

d)

The number of skipped P waves

73.

Name this rhythm...

a)

Atrial Fibrillation

b)

Atrial Flutter

c)

Sinus Bradycardia

74.

What is this rhythm?

a)

Sinus Bradycardia

b)

Junctional Escape Rhythm

c)

Bigeminy

d)

Multiform PACs

75.

what is this rhythm

a)

Supraventricular Tachycardia

b)

Atrial Flutter

c)

Sinus Tachycardia

d)

Sinus Rhythm

76.

Identify the following rhythm

a)

Normal sinus rhythm

b)

Sinus bradycardia

c)

Sinus tachycardia

d)

Junctional

77.

The following strip is a 6 second strip. What EKG rhythm is displayed here?

a)

Atrial Fibrillation

b)

Asystole

c)

Normal Sinus Rhythm

d)

Sinus Tachycardia

78.

EKG Strip?

a)

Sinus Arrest

b)

Sinus Arrhythmia

c)

Atrial Flutter

d)

Atrial Fib.

79.

Occurs when the natural pacemaker site shifts between SA node, the atria, and/or the AV node.

a)

1st Degree AV Block

b)

SA Block

c)

Sinus Pause

d)

Wandering Atrial Pacemaker

80.

For the strip above, what is the HR?

a)

60 bpm

b)

40 bpm

c)

65 bpm

d)

70 bpm

81.

For the above strip, what is the HR? 

a)

45 bpm

b)

40 bpm

c)

50 bpm

d)

30 bpm

82.

For the above strip, what is the HR? 

a)

120 bpm 

b)

125 bpm 

c)

130 bpm 

d)

135 bpm 

83.

For the above strip, what is the HR? 

a)

105 bpm 

b)

180 bpm 

c)

175 bpm 

d)

110 bpm 

84.

For the above strip, what is the EKG rhythm? 

a)

Sinus Tachycardia 

b)

Supraventricular Tachycardia 

c)

Junctional Tachycardia 

d)

Premature Atrial Contraction 

85.

For the above strip, what is the HR? 

a)

100 bpm 

b)

105 bpm 

c)

110 bpm 

d)

120 bpm 

86.

For the above strip, what is the EKG rhythm? 

a)

Asystole 

b)

Sinus Tachycardia 

c)

Paroxysmal Supraventricular Tachycardia 

d)

Junctional Tachycardia 

87.

For the above strip, what is the EKG rhythm? 

a)

Ventricular Fibrillation 

b)

Sinus Tachycardia 

c)

Atrial Flutter 

d)

Junctional Tachycardia 

88.

For the above strip, what is the EKG rhythm? 

a)

Normal Sinus Rhythm with PVC 

b)

Normal Sinus Rhythm with PAC 

c)

Normal Sinus Rhythm 

d)

Normal Sinus Rhythm with AVB 

89.

A QRS measurement of less than ______ seconds indicates a supraventricular pacemaker.

a)

0.12

b)

0.14

c)

0.18

d)

0.20

90.

Name this Rhythm

a)

Atrial Fibriallation

b)

Sinus Tachycardia

c)

Supraventricular Tachycardia

d)

Multifocal Atrial Tachycardia

91.

Name this Rhythm

a)

Sinus Block

b)

Sinus Arrest

c)

Normal Sinus Rhythm w/ PAC's

d)

Wandering Atrial Pacemaker

92.

Name this Rhythm

a)

Sinus Block

b)

Sinus Arrest

c)

Normal Sinus Rhythm w/ PAC's

d)

Wandering Atrial Pacemaker

93.

What is this rhythm?

a)

Sinus Bradycardia

b)

Trigeminy

c)

Bigeminy

d)

Multiform PACs