Sinus rhythm Meaning and Definition
Sinus Rhythm
Pronunciation
/ˈsɪnəs ˈrɪðm/
Part of Speech
Noun
Definition
A sinus rhythm is a normal heart rate, typically between 60-100 beats per minute, in which the heart beats in a regular and rhythmic pattern.
Etymology
The term “sinus” refers to the Sinoatrial node, the natural pacemaker of the heart, while “rhythm” refers to the regular pattern of the heartbeat.
Usage Notes
Sinus rhythm is often used in medical contexts to describe a normal heart rhythm, and is typically contrasted with abnormal heart rhythms such as tachycardia or bradycardia.
Cultural References
Sinus rhythm has been referenced in popular culture, such as in medical TV shows and documentaries, often to explain complex medical concepts to a non-medical audience.
Idiomatic Expressions or Phrases
In medical settings, sinus rhythm is often used in phrases such as “normal sinus rhythm” or “sinus rhythm with a normal axis.”
Related Words or Phrases
- Heart rate
- Pacemaker
- Sinoatrial node
- Atrioventricular node
Collocations
- Sinus rhythm with a normal axis
- Sinus rhythm with a right axis deviation
- Sinus rhythm with a left axis deviation
Frequency of Use
Sinus rhythm is a commonly used term in medical contexts, particularly in cardiology and cardiology-related fields.
Common Misspellings
- Siuns Rhythm
- Sinus Rithym