Answered By: Isabel Casas
Last Updated: Jul 17, 2017     Views: 457

Hi Heather, thanks for your great question.

The philtrum (Latin philtrum, Greek φίλτρον philtron), is a vertical groove in the middle area of the upper lip, common to many mammals, extending from the nose to the upper lip. Technically referred to as the medial cleft ...

See link for more information: 


Related Topics

Submit a Question

Please provide an e-mail address so we know where to send your answer. We will not share it, pinky swear!
Your Question
Your Info
Fields marked with * are required.