Tag: Fetal alcohol syndrome

The vertical groove on your upper lip has a name, and while it's considered a vestigial structure in humans, it plays a key role in the animal kingdom. So, **what is the skin between your nose and mouth called**? It's known as the philtrum, and understanding its development and variations can offer insights into general health.

Did you know that in most mammals, the philtrum plays a functional role in the sense of smell, a purpose humans no longer share? So, does the philtrum have a purpose for modern humans? The answer lies in our evolutionary past and embryonic development.

According to the American Academy of Family Physicians, a smooth philtrum is a classic facial characteristic of Fetal Alcohol Syndrome. However, there are multiple reasons why someone might have no philtrum, ranging from natural genetic variation to specific medical conditions.

The little groove on your upper lip, known as the philtrum, is a fundamental part of human facial anatomy. While it may seem like a purely aesthetic feature, its existence is a direct result of the complex developmental processes that take place during your first few months in the womb. Understanding why we have a dip under our nose means delving into the fascinating and intricate world of embryonic development.

According to the CDC, FASD affects approximately 1 to 5 per 1,000 live births in the United States alone. Amidst the discussion of these disorders, a persistent public question is, "Does Jim Carrey have FAS?"