The volume of the systemic circulation is about 7 times that of the pulmonary system.

体循环的容量约为肺循环容量的7倍。

Potassium is released from ischemic muscle into systemic circulation, causing hyperkalemia.

钾由缺血的肌肉释放进入全身循环，造成高钾血症。

After a drug enters the systemic circulation, it is distributed to the body's tissues.

药物进入体循环后分布于机体各组织。

Lactic acid is released from ischemic muscle into systemic circulation, causing metabolic acidosis.

乳酸由缺血的肌肉释放进入全身循环，造成代谢性酸中毒。

The left atrium takes in Blood from the pulmonary veins and sends it into the systemic circulation.

心脏左侧从肺静脉接获血液，并将之送至体循环。