It is sometimes known as the "reptilian brain" for its similarity to the brains of reptiles. It controls many of the body's basic functions, including breathing.
★底部：腦的莖部，靠近脖子的頂端，可稱為「爬蟲類的腦」，因為它和冷血爬蟲類動物的腦非常相似，它控制身體許多基本的功能，例如呼吸。