👉 Sphenopetrosal is a term used in the field of dentistry that describes an area or structure located at the tip of the tongue, between the front teeth and the gums. It's often referred to as a "sphenoidal" region, which suggests it's important for maintaining good oral hygiene and preventing gum disease. The sphenopetrosal area is also known as the "tongue groove," and its presence can be observed under a microscope or with dental x-rays.