• Just after the muscles start to move, the glottis shuts off the windpipe to produce the characteristic "hic" sound.

    BBC: Why we hiccup

  • This latest theory, originally published in the journal BioEssays and reported in New Scientist magazine, says the key to hiccuping lies in a group of animals for whom combining closure of the glottis and contraction of the "breathing in" muscles does serve a clear purpose.

    BBC: Why we hiccup

$firstVoiceSent
- 来自原声例句
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定