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Questions and Answers
What is Sinus Arrhythmia?
What is Sinus Arrhythmia?
- An irregular heart rhythm not related to respiration
- A condition with a slower than normal heart rate
- A sinus rhythm where the rate varies with respiration (correct)
- A normal heart rhythm
What is a sinus rhythm?
What is a sinus rhythm?
Normal heart rhythm
What is Sinus Bradycardia?
What is Sinus Bradycardia?
- A sinus rhythm with a faster than normal heart rate
- A condition where the heart beats slower than normal (correct)
- An irregular heart rhythm not related to the rate
- A normal heart rhythm
Sinus Arrhythmia is characterized by a sinus rhythm in which the rate varies with _____
Sinus Arrhythmia is characterized by a sinus rhythm in which the rate varies with _____
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Study Notes
Sinus Arrhythmia
- Characterized by a sinus rhythm where heart rate fluctuates with breathing patterns.
- Results in an irregular rhythm that is typically benign.
- Often observed in healthy individuals, particularly during sleep.
Sinus Rhythm
- Represents the normal heart rhythm originating from the sinoatrial node.
- Typically features a consistent rate of 60 to 100 beats per minute in adults.
- Essential for efficient heart function and proper blood flow.
Sinus Bradycardia
- Defined as a slower than normal heart rate, typically below 60 beats per minute.
- Can be a normal finding in athletes or during sleep, but may indicate underlying health issues when symptomatic.
- Notable causes include increased vagal tone, medications, or heart conditions.
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