Help to make Alexa smarter on Alexa Answers. Sign in with Amazon

Science

Are lips muscles?


Lips are composed of a complex of muscles known as orbicularis oris. Scientists used to think the orbicularis oris was a single sphincter muscle inside the lips but we now know it's a complex of four muscles.

{{ relativeTimeResolver(1643123230644) }}

LIVE
Points points 9
Rating

Similar Questions
Science 1 Answer

Join Alexa Answers

Help make Alexa smarter and share your knowledge with the world

LEARN MORE