adjective
- relating to or involving both the sinus node and the atria of the heart
Usage: medical
Examples
- The sinoatrial node is the heart’s natural pacemaker.
- Sinoatrial block can cause irregular heartbeats.
- The doctor examined the sinoatrial conduction on the EKG.
- Sinoatrial dysfunction may require a pacemaker implant.
- The sinoatrial region controls the heart’s rhythm.
- Medications can affect sinoatrial node function.