Question 1

In sinus rhythms,the QRS complexes should have an interval of ________.

Accepted Answer

The answer of In sinus rhythms,the QRS complexes should have...

Question 2

-The T wave in Figure 4 is

Accepted Answer

A) inverted. 
B) upright. 
C) indicative of sinus control of the ventricles. 
D) indicative of ventricular depolarization. 
A) inverted. 
B) upright. 
C) indicative of sinus control of the ventricles. 
D) indicative of ventricular depolarization.

Question 3

Which of the following sinus rhythms would be expected with stimulation of the sympathetic nervous system?

Accepted Answer

A) Sinus rhythm rate 68 
B) Sinus bradycardia rate 45 
C) Sinus arrhythmia rate 45-73 
D) Sinus tachycardia rate 125 
A) Sinus rhythm rate 68 
B) Sinus bradycardia rate 45 
C) Sinus arrhythmia rate 45-73 
D) Sinus tachycardia rate 125

Question 4

Which of the following is TRUE about sinus rhythm?

Accepted Answer

A) It is regular. 
B) It has an irregularly irregular pattern of QRS complexes. 
C) It has multiple shapes of P waves. 
D) It has wide QRS complexes without preceding P waves. 
A) It is regular. 
B) It has an irregularly irregular pattern of QRS complexes. 
C) It has multiple shapes of P waves. 
D) It has wide QRS complexes without preceding P waves.

Question 5

Treatment for sinus tachycardia associated with a high fever would be to

Accepted Answer

A) give atropine. 
B) start CPR. 
C) give acetaminophen or ibuprofen to get the temperature down. 
D) give beta-blockers. 
A) give atropine. 
B) start CPR. 
C) give acetaminophen or ibuprofen to get the temperature down. 
D) give beta-blockers.

Question 6

Sinus arrest is best treated by anti-anxiety medication.

Accepted Answer

A) True 
 B)False

Question 7

In a sinus arrest,the sinus node________ firing for a time.

Accepted Answer

The answer of In a sinus arrest,the sinus node________ firing...

Question 8

Oxygen can help return an abnormal heart rhythm to normal.

Accepted Answer

A) True 
 B)False

Question 9

Possible causes of sinus tachycardia include which of the following?

Accepted Answer

A) Fever 
B) Anxiety 
C) Congestive heart failure 
D) All of the above 
A) Fever 
B) Anxiety 
C) Congestive heart failure 
D) All of the above

Question 10

Sinus rhythms all have

Accepted Answer

A) uniform shape P waves preceding the QRS complexes. 
B) multiple shapes of P waves preceding the QRS complexes. 
C) a wavy baseline without P waves or QRS complexes. 
D) inverted P waves in Lead II. 
A) uniform shape P waves preceding the QRS complexes. 
B) multiple shapes of P waves preceding the QRS complexes. 
C) a wavy baseline without P waves or QRS complexes. 
D) inverted P waves in Lead II.

Question 11

________ is a rhythm with a heart rate greater than 100.

Accepted Answer

The answer of ________ is a rhythm with a heart...

Question 12

The only difference in interpretation criteria between sinus rhythm,sinus bradycardia,and sinus tachycardia is the heart rate.

Accepted Answer

A) True 
 B)False

Question 13

Sinus arrhythmia has a pattern that often corresponds with the

Accepted Answer

A) PR intervals. 
B) breathing pattern. 
C) P-P intervals. 
D) patient's age. 
A) PR intervals. 
B) breathing pattern. 
C) P-P intervals. 
D) patient's age.

Question 14

-PR interval in Figure 4 is closest to

Accepted Answer

A) 0.12 seconds. 
B) 0.28 seconds. 
C) 0.04 seconds. 
D) 0.40 seconds. 
A) 0.12 seconds. 
B) 0.28 seconds. 
C) 0.04 seconds. 
D) 0.40 seconds.

Question 15

The rhythm in Figure 3 is

Accepted Answer

A) sinus tachycardia. 
B) sinus rhythm. 
C) sinus bradycardia. 
D) sinus arrhythmia. 
A) sinus tachycardia. 
B) sinus rhythm. 
C) sinus bradycardia. 
D) sinus arrhythmia.

Question 16

-In Figure 5,the heart rate is closest to

Accepted Answer

A) 100. 
B) 40. 
C) 75. 
D) 55. 
A) 100. 
B) 40. 
C) 75. 
D) 55.

Question 17

Atropine speeds conduction through the bundle branches.

Accepted Answer

A) True 
 B)False

Question 18

________ is the only normal heart rhythm.

Accepted Answer

The answer of ________ is the only normal heart rhythm....

Question 19

Atropine is a medication that would be appropriate for symptomatic

Accepted Answer

A) sinus tachycardia. 
B) sinus bradycardia. 
C) sinus rhythm. 
D) none of the above. 
A) sinus tachycardia. 
B) sinus bradycardia. 
C) sinus rhythm. 
D) none of the above.

Question 20

Which of the following has a heart rate less than 60?

Accepted Answer

A) Sinus rhythm 
B) Sinus bradycardia 
C) Sinus tachycardia 
D) Atrial tachycardia 
A) Sinus rhythm 
B) Sinus bradycardia 
C) Sinus tachycardia 
D) Atrial tachycardia

In sinus rhythms,the QRS complexes should have an interval of ________.

-The T wave in Figure 4 is

Which of the following sinus rhythms would be expected with stimulation of the sympathetic nervous system?

Which of the following is TRUE about sinus rhythm?

Treatment for sinus tachycardia associated with a high fever would be to

Sinus arrest is best treated by anti-anxiety medication.

In a sinus arrest,the sinus node________ firing for a time.

Oxygen can help return an abnormal heart rhythm to normal.

Possible causes of sinus tachycardia include which of the following?

Sinus rhythms all have

________ is a rhythm with a heart rate greater than 100.

The only difference in interpretation criteria between sinus rhythm,sinus bradycardia,and sinus tachycardia is the heart rate.

Sinus arrhythmia has a pattern that often corresponds with the

-PR interval in Figure 4 is closest to

The rhythm in Figure 3 is

-In Figure 5,the heart rate is closest to

Atropine speeds conduction through the bundle branches.

________ is the only normal heart rhythm.

Atropine is a medication that would be appropriate for symptomatic

Which of the following has a heart rate less than 60?

Cardiac Anatomy and Physiology

Electrophysiology

Lead Morphology and Placement

Technical Aspects of the EKG

Calculating Heart Rate

How to Interpret a Rhythm Strip

Rhythms Originating in the Atria

Rhythms Originating in the AV Junction

Rhythms Originating in the Ventricles

AV Blocks

How to Interpret a 12-Lead EKG

Myocardial Infarction

Medications and Electrical Therapy

Diagnostic Electrocardiography

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Exam 7: Rhythms Originating in the Sinus Node

In sinus rhythms,the QRS complexes should have an interval of ________.

-The T wave in Figure 4 is

Which of the following sinus rhythms would be expected with stimulation of the sympathetic nervous system?

Which of the following is TRUE about sinus rhythm?

Treatment for sinus tachycardia associated with a high fever would be to

Sinus arrest is best treated by anti-anxiety medication.

In a sinus arrest,the sinus node________ firing for a time.

Oxygen can help return an abnormal heart rhythm to normal.

Possible causes of sinus tachycardia include which of the following?

Sinus rhythms all have

________ is a rhythm with a heart rate greater than 100.

The only difference in interpretation criteria between sinus rhythm,sinus bradycardia,and sinus tachycardia is the heart rate.

Sinus arrhythmia has a pattern that often corresponds with the

-PR interval in Figure 4 is closest to

The rhythm in Figure 3 is

-In Figure 5,the heart rate is closest to

Atropine speeds conduction through the bundle branches.

________ is the only normal heart rhythm.

Atropine is a medication that would be appropriate for symptomatic

Which of the following has a heart rate less than 60?

Cardiac Anatomy and Physiology

Electrophysiology

Lead Morphology and Placement

Technical Aspects of the EKG

Calculating Heart Rate

How to Interpret a Rhythm Strip

Rhythms Originating in the Atria

Rhythms Originating in the AV Junction

Rhythms Originating in the Ventricles

AV Blocks

How to Interpret a 12-Lead EKG

Myocardial Infarction

Medications and Electrical Therapy

Diagnostic Electrocardiography

Filters