Question

The depression in the upper lip is known as?​

Answer 1

Answer:

For humans and most primates, the philtrum survives only as a vestigial medial depression between the nose and upper lip. The human philtrum, bordered by ridges, also is known as the infranasal depression, but has no apparent function.

Answer 2

Explanation:

For humans and most primates, the philtrum survives only as a vestigial medial depression between the nose and upper lip. The human philtrum, bordered by ridges, also is known as the infranasal depression, but has no apparent function.