洞どう結けっ節せつ

ど

う

け

っ

せ

つ

Meanings

1

sinus node; sinoatrial node

Medical term for the heart's natural pacemaker. Often used in cardiology contexts.

See also: 洞房結節

洞どう結けっ節せつは心しん臓ぞうの右う心しん房ぼうにあります。
The sinus node is located in the right atrium of the heart.
洞どう結けっ節せつの機き能のうが低てい下かすると不ふ整せい脈みゃくが起おこることがあります。
When the function of the sinoatrial node declines, arrhythmia may occur.