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EKG Sinus Rhythm Review

Total questions: 83

Worksheet time: 46mins

Name
Class
Date
1.

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

a)

Cardiac Arrest

b)

Usurpation

c)

Escape

d)

Ventricular Fibrillation

2.

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

3.

A normal sinus rhythm may be characterized by which of the following characteristics?

a)

P wave duration more than 110 milliseconds

b)

P wave that is rounded and downright

c)

P wave with an amplitude of less than 2.5 mm

d)

A wide QRS Complex

4.

A normal sinus rhythm may be characterized by which of the following characteristics?

a)

P wave duration less than 110 milliseconds

b)

P wave that is rounded and downright

c)

P wave with an amplitude of more than 2.5 mm

d)

A wide QRS Complex

5.

A normal sinus rhythm may be characterized by which of the following characteristics?

a)

P wave duration more than 110 milliseconds

b)

P wave that is rounded and downright

c)

P wave with an amplitude of more than 2.5 mm

d)

A narrow QRS Complex

6.

A normal sinus rhythm may be characterized by which of the following characteristics?

a)

P wave that is rounded and upright

b)

P wave that is rounded and downright

c)

P wave with an amplitude of more than 2.5 mm

d)

A wide QRS Complex

7.

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

8.

A patient with hyperthyroidism or exercising normally may experience

a)

Sinus Bradycardia

b)

Sinus Tachycardia

c)

Sinus Dysrhythmia

d)

Sinus Arrest

9.

A patient with hypothyroidism or a sedentary lifestyle might have an EKG reading of

a)

Sinus Bradycardia

b)

Sinus Tachycardia

c)

Sinus Dysrhythmia

d)

Sinus Arrest

10.

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

11.

This is a normal EKG rating but the heart rate is greater than 100 BPM?

a)

Sinus Bradycardia

b)

Sinus Tachycardia

c)

Sinus Dysrhythmia

d)

Sinus Arrest

12.

This is a normal EKG rating but the heart rate is less than 60 BPM?

a)

Sinus Bradycardia

b)

Sinus Tachycardia

c)

Sinus Dysrhythmia

d)

Sinus Arrest

13.

This is considered a break in the normal EKG pattern where the SA node failed to fire

a)

Sinus Bradycardia

b)

Sinus Tachycardia

c)

Sinus Dysrhythmia

d)

Sinus Arrest

14.

Which of the following is a characteristic of the sinoatrial (SA) Node?

a)

It can spontaneously generate an electrical impulse.

b)

It has an intrinsic rate of 40 to 60/min.

c)

It is located at the atrioventricular (AV) junction.

d)

It allows time for the ventricles to fill.

15.

Which of the following should an EKG technician evaluate first when determining EKG rhythm and regularity?

a)

P-P interval

b)

PR interval

c)

QRS complex

d)

QT interval

16.

which of the following is the normal QRS 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)

0.06- 0.10 per second

17.

Identify this rhythm

a)

Supra-ventricular tachycardia

b)

Atrial fibrillation

c)

Sinus tachycardia

d)

Atrial flutter

18.

Identify this rhythm

a)

Sinus bradycardia

b)

1 degree heart block

c)

Normal Sinus Rhythm

d)

2nd Degree Type I heart block

19.

Identify this rhythm

a)

Sinus tachycardia

b)

Normal Sinus Rhythm

c)

Supraventricular Tachycardia

d)

Atrial fibrillation

20.

Identify this rhythm

a)

Sinus bradycardia

b)

1 degree heart block

c)

Normal Sinus Rhythm

d)

2nd Degree Type I heart block

21.

Identify this rhythm

a)

Sinus tachycardia

b)

Normal Sinus Rhythm

c)

Supraventricular Tachycardia

d)

Atrial fibrillation

22.

A sinus rhythm has a rate of

a)

60-100

b)

less than 60

c)

101-180

d)

Varies

23.

Sinus Bradycardia has a rate of

a)

60-100

b)

less than 60

c)

101-180

d)

Varies

24.

Sinus Tachycardia has rate of

a)

60-100

b)

less than 60

c)

101-180

d)

Varies

25.

Sinus Arrhythmia has rate of

a)

60-100

b)

less time 60

c)

101-180

d)

Varies

26.

Sinoatrial block has rate of

a)

60-100

b)

less than 60

c)

101-180

d)

Varies

27.

Sinus Arrest has a rate of

a)

60-100

b)

less than 60

c)

101-180

d)

varies

28.

A P-Wave must be ______ and precede each _____ (2)

a)

Negative

b)

Positive

c)

PR interval

d)

QRS complex

e)

ST segment

29.

The duration of the PR interval must fall in between what TWO numbers

a)

0.12 seconds

b)

0.10 seconds

c)

0.20 seconds

d)

0.25 seconds

e)

0.11 seconds

30.

The QRS duration must be ___ seconds or less

a)

0.11

b)

0.12

c)

0.13

d)

0.20

e)

0.25

31.

Which applies to Sinus Rhythm?

a)

Regular rhythm

b)

60 bpm to 100 bpm

c)

Irregular rhythm

d)

less than 60 bpm

e)

101 bpm - 180 bpm

32.

Name this rhythm...

a)

Normal SInus Rhythm

b)

Sinus Bradycardia

c)

Sinus Tachycardia

d)

Atrial Flutter

33.

Name this rhythm...

a)

Normal Sinus Rhythm

b)

2nd degree heart block

c)

Sinus Bradycardia

34.

Name this rhythm...

a)

Normal Sinus Rhythm

b)

Sinus Tachycardia

c)

Supraventricular Tachycardia

35.

Normal PR Interval

Normal QRS Interval

P wave is upright and uniform.

There is one p wave before each QRS complex.

Rhythm is regular.

Rate is 72.

a)

sinus rhythm

b)

sinus tachycardia

c)

sinus bradycardia

d)

sinus arrhythmia

36.

Normal PR Interval

Normal QRS Interval

P wave is upright and uniform.

There is one p wave before each QRS complex.

Rhythm is regular.

Rate is 122.

a)

sinus rhythm

b)

sinus tachycardia

c)

sinus bradycardia

d)

sinus arrhythmia

37.

Normal PR Interval

Normal QRS Interval

P wave is upright and uniform.

There is one p wave before each QRS complex.

Rhythm is irregular.

Rate is 65.

a)

sinus rhythm

b)

sinus tachycardia

c)

sinus bradycardia

d)

sinus arrhythmia

38.

Normal PR Interval

Normal QRS Interval

P wave is upright and uniform.

There is one p wave before each QRS complex.

Rhythm is regular.

Rate is 48.

a)

sinus rhythm

b)

sinus tachycardia

c)

sinus bradycardia

d)

sinus arrythmia

39.

What is the hear rate of this ECG rhytm?

a)

40

b)

70

c)

100

d)

130

40.

This ECG would be interpreted as

a)

sinus rhythm

b)

sinus tachycardia

c)

sinus bradycardia

d)

sinus arrhythmia

41.

This rhythm would be interpreted as

a)

sinus rhythm

b)

sinus tachycardia

c)

sinus bradycardia

d)

sinus arrhythmia

42.

This rhythm would be interpreted as

a)

sinus rhythm

b)

sinus tachycardia

c)

sinus bradycardia

d)

sinus arrhythmia

43.

I am a rhythm with a rate of 104. I am irregular and my p waves are missing. Who am I?

a)

sinus rhythm

b)

sinus tachycardia

c)

sinus bradycardia

d)

sinus arrhythmia

e)

none of the above

44.

I am a rhythm with a rate of 94. I am irregular. My PR interval is normal. There is a QRS after each P wave. Who am I?

a)

sinus rhythm

b)

sinus tachycardia

c)

sinus bradycardia

d)

sinus arrhythmia

e)

none of the above

45.

I am a rhythm with a rate of 113. I am regular. My PR interval is 0.12 seconds. There is a QRS is 0.08 and there is a QRS complex after each P wave. Who am I?

a)

sinus rhythm

b)

sinus tachycardia

c)

sinus bradycardia

d)

sinus arrhythmia

e)

none of the above

46.

I am a rhythm with a rate of 53. I am regular. My PR interval is 0.14 seconds. There is a QRS is 0.10 seconds and there is a QRS complex after each P wave. Who am I?

a)

sinus rhythm

b)

sinus tachycardia

c)

sinus bradycardia

d)

sinus arrhythmia

e)

none of the above

47.

I am a rhythm with a rate of 73. I am regular. My PR interval is 0.18 seconds. There is a QRS is 0.10 seconds and there is a QRS complex after each P wave. Who am I?

a)

sinus rhythm

b)

sinus tachycardia

c)

sinus bradycardia

d)

sinus arrhythmia

e)

none of the above

48.

Identify the following rhythm.

a)

Sinus tachycardia

b)

Junctional

c)

Atrial flutter

d)

Supraventricular tachycardia

49.
a)
Ideoventricular 
b)
Junctional escape
c)
Sinus bradycardia
d)
First degree heart block
50.

An ECG rhythm strip shows a ventricular rate of 46, a regular rhythm, a PR interval of 0.14 second, a QRS duration of 0.06, and one upright P wave before each QRS. This rhythm is:

a)

Sinus rhythm

b)

Sinus bradycardia

c)

Sinus arrest

d)

Sinoatrial block

51.

An ECG rhythm strip shows a ventricular rate of 128, a regular rhythm, a PR interval of 0.16 second, a QRS duration of 0.08, and one upright P wave before each QRS. This rhythm is:

a)

Sinus arrhythmia

b)

Sinus bradycardia

c)

Sinus rhythm

d)

Sinus tachycardia

52.
a)

Sinus Rhythm

b)

Sinus Brady

c)

Junctional

d)

WPW

53.
Which of the following rhythm is characterized by upright P waves, narrow QRS complexes, and ventricular rate between 60 and 100?
a)
Idioventricular Rhythm
b)
Junctional rhythm
c)
Sinus rhythm
d)
Atrial Rhythm
54.

what is this rhythm

a)

Supraventricular Tachycardia

b)

Atrial Flutter

c)

Sinus Tachycardia

d)

Sinus Rhythm

55.

Identify the following rhythm

a)

Normal sinus rhythm

b)

Sinus bradycardia

c)

Sinus tachycardia

d)

Junctional

56.

The key clinical question when determining steps to take for the patient with symptomatic bradycardia is:

a)

Is the bradycardia reversible?

b)

Does the patient respond to medications?

c)

Are the symptoms caused by bradycardia or some other illness?

d)

Is the patient a DNR?

57.
a)

Sinus bradycardia

b)

Mobitz I

c)

Mobitz II

d)

3rd degree heart block

58.

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

59.

Identify the following cardiac rhythm strip

a)

Sinus Bradycardia

b)

Atrial Flutter

c)

Asystole

d)

Normal Sinus Rhythm

60.

Identify the cardiac rhythm strip pictured above

a)

Asystole

b)

Premature ventricular contraction

c)

Sinus Bradycardia

d)

Sinus Tachycardia

61.

Identify the cardiac rhythm strip pictured above

a)

Ventricular Tachycardia

b)

Normal Sinus Rhythm

c)

Atrial Fibrillation

d)

Sinus Tachycardia

62.

Identify the cardiac rhythm strip pictured above

a)

Ventricular fibrillation

b)

Ventricular Tachycardia

c)

Atrial Fibrillation

d)

Sinus Tachycardia

63.

What is the ECG showing

a)

Atrial Fibrillation

b)

Ventricular Fibrillation

c)

Normal Sinus Rhythm

d)

Premature Ventricular Contraction

e)

Heart Block

64.
What rhythm is shown here? 
a)
Normal Sinus Rhythm
b)
Sinus Bradycardia
c)
PEA
d)
1st Degree Block
65.

EKG Strip?

a)

Sinus Arrest

b)

Sinus Arrhythmia

c)

Uni-focal pvcs

d)

Multi focal pvcs

66.

EKG Strip?

a)

Sinus Arrest

b)

Sinus Arrhythmia

c)

Atrial Flutter

d)

Atrial Fib.

67.

If the sinus node losses control, what node will pick up?

a)

AV node

b)

Bundle of His

c)

Purkinje Fibers

68.

Sinus Arrhythmia rate changes with what?

a)

respiration pattern

b)

activity

c)

rest

69.

A client is admitted to the emergency department reporting chest pain and shortness of breath. The nurse notes an irregular rhythm on the bedside electrocardiograph monitor. The nurse counts 9 RR intervals on the client’s 6-second rhythm tracing. The nurse correctly identifies the client’s heart rate as...

a)

100 bpm

b)

90 bpm.

c)

80 bpm

d)

70 bpm.

70.

The client has just been diagnosed with a arrhythmia. The client asks the nurse to explain normal sinus rhythm. What would the nurse explain is the characteristic of normal sinus rhythm?

a)

Heart rate between 60 and 150 beats/minute.

b)

Impulse travels to the atrioventricular (AV) node in 0.15 to 0.5 second.

c)

The ventricles depolarize in 0.5 second or less.

d)

The sinoatrial (SA) node initiates the impulse.

71.

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

72.

The nurse documents that a client is having a normal sinus rhythm. What characteristics of this rhythm has the nurse assessed?

a)

Heart rate between 60 and 150 beats per minute.

b)

Impulse travels to the atrioventricular (AV) node in 0.15 to 0.5 seconds.

c)

The ventricles depolarize in 0.5 seconds or less.

d)

The sinoatrial (SA) node initiates the impulse.

73.

The nurse analyzes a 6-second electrocardiogram (ECG) tracing. The P waves and QRS complexes are regular. The PR interval is 0.18 seconds long, and the QRS complexes are 0.08 seconds long. The heart rate is calculated at 70 bpm. The nurse correctly identifies this rhythm as

a)

normal sinus rhythm.

b)

sinus tachycardia.

c)

junctional tachycardia.

d)

first-degree atrioventricular block

74.

A client is diagnosed with a dysrhythmia at a rate slower than 60 beats/minute with a regular interval between 0.12 and 0.20 seconds. What type of dysrhythmia does the client have?

a)

sinus bradycardia

b)

atrial bradycardia

c)

heart block

none

d)

none

75.

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.

76.

The nurse reads an athletic client's electrocardiogram. What finding will be consistent with a sinus bradycardia?

a)

PR interval of 0.24 seconds.

b)

Heart rate of 42 beats per minute (bpm).

c)

QR interval of 0.25 seconds.

P-to-QR ratio of 1:2.

d)

P-to-QR ratio of 1:2.

77.

With premature atrial complexes, what is coming early?

a)

P wave

b)

ORS complex

c)

U wave

d)

T wave

78.

If our patient's heart rate is 75bpm, rhythm is regular, P-R interval is normal, QRS is normal, then our diagnosis is

a)

Sinus tachycardia

b)

Sinus dysrhythmia

c)

normal sinus rhythm

d)

Sinus arrest

79.

Interpret this EKG strip

a)

Sinus Rhythm, Hr.70

b)

Sinus Rhythm, Hr.90

c)

Sinus Bradycardia, Hr.50

d)

Sinus Tachycardia, Hr. 110

80.

Interpret this Rhythm:

a)

Normal sinus rhythm

b)

Ventricular fibrillation

c)

Sinus Brady with PAC's

d)

Sinus Bradycardia

81.

Identify the cardiac rhythm strip pictured above

a)

Ventricular Tachycardia

b)

Normal Sinus Rhythm

c)

Atrial Fibrillation

d)

Sinus Tachycardia

82.

Medical condition where SA node ceases to generate the electrical impulses that normally stimulate the tissues for heart conduction.

a)

Sinus Arrhythmia

b)

1st Degree AV Block

c)

Sinus Arrest

d)

Sino-Atrial Block

83.

Represents the delay or interruption, intermittent or permanent, of the electrical impulse from SA node to the atria.

a)

1st Degree AV Block

b)

Sinus Pause

c)

Sino-Atrial Block

d)

Sinus Arrest

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