循環器系/心臓/心拍/cardiac cycle in English/relaxation (isometric relaxation) stage

- ポイント -

＊心室は弛緩して，心室内圧は降下中．

＊心房内圧＜心室内圧＜動脈圧

＊房室弁は閉じている．

＊動脈弁は閉じている．

＊血流はない．

- relaxation (isometric relaxation) stage -

During the relaxation (isometric relaxation) stage,

• the ventricle is relaxing.

• the pressure in the ventricle is higher compared to the pressure in the atrium.

• the atrio-ventricular valve is closed.

• there isn't any blood flow from the atrium to the ventricle.

• the pressure in the ventricle is lower compared to the pressure in the artery.

• the arterial valve is closed.

• there isn't any blood flow from the ventricle to the artery.

Challenge Quiz

1.

During the relaxation (isometric relaxation) stage.~the ventricle is contracting.relaxing  正解!.

During the relaxation (isometric relaxation) stage.~the pressure in the ventricle is higher. lower  正解! compared to the pressure in the atrium.

During the relaxation (isometric relaxation) stage.~the atrio-ventricular valve is open.closed  正解!．

During the relaxation (isometric relaxation) stage.~there is.isn't any  正解! blood flow from the atrium to the ventricle.

During the relaxation (isometric relaxation) stage.~the pressure in the ventricle is higher.lower  正解! compared to the pressure in the artery.

During the relaxation (isometric relaxation) stage.~the arterial valve is open.closed  正解!.

During the relaxation (isometric relaxation) stage.~there is.isn't any  正解! blood flow from the ventricle to the artery.