tiền tâm thu
Definition
- Noun (Medical Terminology):
- Presystole: The brief period in the cardiac cycle immediately before the systole (ventricular contraction). It is the final phase of ventricular diastole when the atria contract to complete the filling of the ventricles.
Usage Examples
- Noun:
- Âm thanh của tiền tâm thu có thể được nghe thấy trong một số bệnh lý tim. (The sound of presystole can be heard in some heart conditions.)
- Giai đoạn tiền tâm thu là thời điểm tâm nhĩ co bóp. (The presystole phase is the moment of atrial contraction.)
Advanced Usage
- In detailed cardiology, "tiền tâm thu" is used to describe specific events, pressures, or sounds (like a presystolic gallop or murmur) occurring in this terminal diastolic interval.
- Tiếng thổi tiền tâm thu thường liên quan đến hẹp van hai lá. (A presystolic murmur is often associated with mitral stenosis.)
Variants and Related Words
- Tâm thu (n): Systole - the phase of the heartbeat when the heart muscle contracts to pump blood.
- Tâm trương (n): Diastole - the phase when the heart muscle relaxes and chambers fill with blood.
Synonyms
- Presystole: The direct medical synonym.
- Late diastole (atrial contraction phase): A descriptive synonym referring to the same period.
Related Terms (Not Idioms)
- Nhịp tim: Heartbeat.
- Co bóp tâm nhĩ: Atrial contraction.
- Áp lực cuối tâm trương: End-diastolic pressure.