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Understanding ECG Rhythms: Identification and Characteristics Quiz

Understanding ECG Rhythms: Identification And Characteristics Quiz

Explore the diverse ECG rhythms, understanding their characteristics through interactive flashcards. This focuses on identifying types like regular, irregular, fast, and slow rhythms, enhancing skills crucial for healthcare...

Questions: 5 | Attempts: 11 | Last updated: Oct 30, 2025

Sample Question 1
What is Normal Sinus Rhythm?

1. What is the rate? 40-60 beats per minute 2. What is the rhythm? Atrial rhythm irregular Ventricular rhythm irregular 3. Is there a P wave before each QRS? No 4. Are P waves inverted and varying in morphology? Yes 5. What is the length of the PR interval? 0.20-0.30 seconds 6. Do all QRS complexes look alike? What is the length of the QRS complexes? No 0.10-0.15 seconds

1. What is the rate? 60-100 beats per minute 2. What is the rhythm? Atrial rhythm regular Ventricular rhythm regular 3. Is there a P wave before each QRS? Yes 4. Are P waves upright and uniform? Yes 5. What is the length of the PR interval? 0.12-0.20 seconds (3-5 small squares) 6. Do all QRS complexes look alike? What is the length of the QRS complexes? Yes 0.06-0.12 seconds (1 ½ to 3 small squares)

Sample Question 2
What are the characteristics of Sinus Bradycardia?

1. What is the rate? More than 100 beats per minute 2. What is the rhythm? Atrial rhythm irregular Ventricular rhythm irregular 3. Is there a P wave before each QRS? Are P waves inverted and irregular? No No

1. What is the rate? 60-80 beats per minute 2. What is the rhythm? Atrial rhythm irregular Ventricular rhythm regular 3. Is there a P wave before each QRS? Are P waves absent? No No

1. What is the rate? More than 60 beats per minute 2. What is the rhythm? Atrial rhythm irregular Ventricular rhythm regular 3. Is there a P wave before each QRS? Are P waves upright and uniform? Yes No

1. What is the rate? Less than 60 beats per minute 2. What is the rhythm? Atrial rhythm regular Ventricular rhythm regular 3. Is there a P wave before each QRS? Are P waves upright and uniform? Yes Yes 4. What is the length of the PR interval? 0.12-0.20 seconds (3-5 small squares) 5. Do all QRS complexes look alike? What is the length of the QRS complexes? Yes 0.06-0.12 seconds (1 ½ to 3 small squares)

Sample Question 3
What are the characteristics of Sinus Tachycardia?

1. What is the rate? 60-100 beats per minute 2. What is the rhythm? Atrial rhythm irregular Ventricular rhythm irregular 3. Is there a P wave before each QRS? Are P waves absent or buried within the QRS complex? No No 4. What is the length of the PR interval? 0.08-0.12 seconds (2-3 small squares) 5. Do all QRS complexes look alike? What is the length of the QRS complexes? No 0.12-0.20 seconds (3 to 5 small squares)

1. What is the rate? 40-80 beats per minute 2. What is the rhythm? Atrial rhythm irregular Ventricular rhythm regular 3. Is there a P wave before each QRS? Are P waves inverted and variable? No No 4. What is the length of the PR interval? 0.20-0.30 seconds (5-7 small squares) 5. Do all QRS complexes look alike? What is the length of the QRS complexes? No 0.12-0.16 seconds (3 to 4 small squares)

1. What is the rate? 80-120 beats per minute 2. What is the rhythm? Atrial rhythm regular Ventricular rhythm irregular 3. Is there a P wave before each QRS? Are P waves variable in appearance? Yes No 4. What is the length of the PR interval? 0.18-0.25 seconds (4-6 small squares) 5. Do all QRS complexes look alike? What is the length of the QRS complexes? Yes 0.06-0.16 seconds (1 ½ to 4 small squares)

1. What is the rate? 101-160 beats per minute 2. What is the rhythm? Atrial rhythm regular Ventricular rhythm regular 3. Is there a P wave before each QRS? Are P waves upright and uniform? Yes Yes 4. What is the length of the PR interval? 0.12-0.20 seconds (3-5 small squares) 5. Do all QRS complexes look alike? What is the length of the QRS complexes? Yes 0.06-0.12 seconds (1 ½ to 3 small squares)

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