Marginal mandibular branch of the facial nerve

Marginal mandibular branch of the facial nerve
Plan of the facial and intermediate nerves and their communication with other nerves. (Labeled at center bottom, second from bottom, as "Mandibular".)
The nerves of the scalp, face, and side of neck.
Details
From	facial nerve
Identifiers
Latin	ramus marginalis mandibularis nervi facialis
Dorlands /Elsevier	r_02/12690722
TA	A14.2.01.113
FMA	53365
Anatomical terms of neuroanatomy []

The marginal mandibular branch of the facial nerve passes forward beneath the platysma and depressor anguli oris, supplying the muscles of the lower lip and chin, and communicating with the mental branch of the inferior alveolar nerve.

The marginal mandibular branch innervates the following muscles:

The marginal mandibular nerve may be injured during surgery in the neck region, especially during excision of the submandibular salivary gland or during neck dissections.

Lateral head anatomy detail

Lateral head anatomy detail. Neonatal dissection.

This article incorporates text in the public domain from the 20th edition of Gray's Anatomy (1918)