brain stem

基本解释

When a part of the brain stem known as the pons is destroyed, people no longer experience REM sleep.
当病人大脑脑干的“脑桥”部分被废，快速眼部活动（REM）睡眠不再出现。
However, a device called a brain pacemaker implanted in the brain stem can send electrical impulses to specific parts of the brain, like a regular pacemaker does in the heart.
尽管如此，一种植入脑干被称为脑起搏器的装置能够像有规律的起搏器作用于心脏那样，将电脉冲送入大脑的具体部位。
But this is the first-known case of a brain tumor caused by a brain stem cell therapy, according to the report—a phenomenon scientists have predicted in the pages of Scientific American and elsewhere.
这是人们确知的第一例由于脑内干细胞疗法而导致的脑肿瘤，据报告称科学家之前就预言过这种现象，并在科学美国人杂志和其他地方发表过相关文章。

"But a baby who has a defect in those brain stem circuits that use serotonin can't do that when challenged and they go on to die."
Further down this line here are embryonic or let's say adult brain stem cells.
沿着这条线再往后一些就是胚胎,或者就说是成人脑中的干细胞吧
耶鲁公开课 - 生物医学工程探索课程节选
"We found that the babies who died of SIDS had abnormalities in serotonin in regions of the brain stem that control breathing and heart rate and blood pressure during sleep."

In mammals, the brain stem is specialised for keeping the heart and lungs working.
ECONOMIST: A history and geography of the brain

the stalklike part of the brain consisting of the medulla oblongata, the midbrain, and the pons Varolii

脑干
Objective: Research primary brain stem damage CT drafts the elephant.
目的：研究原发性脑干损伤的CT征象。
生物学
脑干