pulse chamber

例句：

1. 1. The doctor inserted a catheterinto the patient's pulse chamber tocheck his blood pressure.
   医生将导管插入病人的脉搏室来检查他的血压。
2. 2.During exercise, the heart pumps bloodthrough the pulmonary veinsand into the right atrium, theninto the left atrium before entering thepulmonary artery.
   在运动时，心脏通过肺静脉和右心房将血液泵入左心房，然后进入肺动脉。
3. 3. The heart's pulmonary valve isresponsible for allowing oxygen-rich blood toflow from the right side of the heartto the lungs.
   心脏的肺动脉瓣负责让富含氧气的血液从心脏右侧流向肺部。