Module 3 Quiz On Body Rhythm
Quiz for module 3 please print this to give to you instructor.
- 1.A rhythm originating in the sinus node should NOT have which of the following?
- A.
Narrow QRS complexes of uniform shape
- B.
Regularly spaced QRS complexes
- C.
Absent QRS complexes
- D.
Heart rate of 60–100
- 2.If the patient’s rhythm changes, you should FIRST
- A.
Assess your patient for signs of decreased cardiac output.
- B.
Calculate the heart rate, rhythm, and intervals.
- C.
Change the lead to see if the rhythm is real or if it’s artifact.
- D.
Look for P waves.
- 3.The normal rhythm of the heart has P waves that are
- A.
Upright, matching, and precede the QRS complex.
- B.
Variable in shape and location.
- C.
Often hidden inside QRS complexes.
- D.
Multiple in number, preceding the QRS complex
- 4.A heart rate less than 60 is said to be a
- A.
Tachycardia.
- B.
Bradycardia.
- C.
Tachyarrhythmia.
- D.
Bundle branch block.
- 5.A heart rate greater than 100 is said to be a
- A.
Tachycardia.
- B.
Bradycardia.
- C.
Myocardium.
- D.
Bundle branch block.
- 6.The normal rhythm originating in the sinus node should have a heart rate
- A.
Greater than 100.
- B.
Less than 60.
- C.
Between 40 and 60.
- D.
Between 60 and 100.
- 7.Normal QRS complexes should have a QRS complex
- A.
Less than 0.20 seconds wide.
- B.
Less than 0.12 seconds wide.
- C.
Between 0.12 and 0.20 seconds wide.
- D.
That is alternately narrow and wide
- 8.Dysrhythmias are
- A.
Normal heart rhythms.
- B.
Rhythms originating in the sinus node.
- C.
Abnormal heart rhythms
- D.
Rhythms that cause no symptoms.
- 9.Which of the following is a method of calculating heart rate?
- A.
Six-second strip method
- B.
The QT interval method
- C.
The P-P interval method
- D.
All of the above
- 10.The mean rate is calculated by
- A.
Counting the number of P waves in a minute-long rhythm strip.
- B.
Counting the number of QRS complexes in a minute-long rhythm strip.
- C.
Counting the number of QRS complexes on a six-second strip and multiplying by 10
- D.
Counting the number of P waves on a six-second strip and multiplying by 10.
- 11.The most accurate way to determine heart rate would be to
- A.
Count the number of P waves in a minute-long rhythm strip
- B.
Count the number of QRS complexes in a minute-long rhythm strip.
- C.
Count the number of QRS complexes on a six-second strip and multiply by 10
- D.
Count the number of P waves on a six-second strip and multiply by 10.
- 12.An irregular rhythm is one in which
- A.
The R-R intervals vary “all over the place.”
- B.
The R-R intervals vary by only one or two little blocks.
- C.
There are premature beats or pauses that interrupt the otherwise regular rhythm.
- D.
The QRS complexes do not look alike.
- 13.A regular rhythm is one in which the R-R intervals
- A.
Vary by only one or two little blocks.
- B.
Do not vary at all.
- C.
Are the same as the P-P intervals.
- D.
Are interrupted by premature beats.
- 14.Regularity of a rhythm is determined by measuring the
- A.
P-P intervals
- B.
QRS intervals.
- C.
R-R intervals.
- D.
Distance between consecutive U waves
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