The motor innervation of the scalp, specifically, the occipitofrontalis muscle, is split into two main factions: the frontal belly or frontalis muscle is supplied by the temporal branch of facial nerve, while the occipital belly or occipitalis is supplied by the posterior auricular branch of facial nerve.

This is because pus and blood spread easily within it, and can pass into the cranial cavity along the emissary veins.

This can be achieved with simple or vertical mattress sutures using a non-absorbable material, which are subsequently removed at around days 7–10.

Different techniques are utilized in order to obtain the desired cosmetic results; factors considered may include hair color, texture, curliness, etc.

Androgenic alopecia, or male pattern hair loss, is a common cause of concern to men.

It may be treated with varying rates success by medication (e.g. finasteride, minoxidil) or hair transplantation.

Often associated with the history of North America, scalping developed independently on multiple continents and dates back to antiquity.