腦幹 [脑干]

Jyutping nou5 gon3
Pinyin nǎo gàn

Definitions (CC-CEDICT)
  1. brain stem
Definitions (粵典–words.hk)
  1. 名詞
    腦​嘅​一部​份​，​喺​大​腦​下面​、​小腦​前面​，​負責​調節​呼吸作用​、​心跳​、​血壓​、​睡眠​週期​等
    brainstem
Definitions (Wiktionary)
  1. noun
    brain stem