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submental
subˈmental, a. Anat. [sub- 1 b, mental a.2] Situated beneath the chin or under the edge of the lower jaw; chiefly in submental artery, submental vein. Also, pertaining to the submentum.1831 R. Knox Cloquet's Anat. 653 The Sublingual Artery, which is sometimes a division of the submental. 1849–52 Tod...
Oxford English Dictionary
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Submental
Submental (below the chin) can refer to:
Submental artery, a branch of the facial artery
Submental triangle, a division of the anterior triangle of the neck
Submental lymph nodes
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Submental space
The submental space is a fascial space of the head and neck (sometimes also termed fascial spaces or tissue spaces). Communications
The communications of the submental space are:
the submandibular spaces posterolaterally.
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Submental artery
The submental artery is the largest branch of the facial artery in the neck. Anatomy
Origin
The submental artery is the largest branch of the facial artery in the neck.
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Submental triangle
The submental triangle (or suprahyoid triangle) is a division of the anterior triangle of the neck. lymph nodes (three or four in number) and Submental veins and commencement of anterior jugular veins.
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Submental lymph nodes
The submental lymph nodes (or suprahyoid lymph nodes) are 2-3 lymph nodes situated in the submental triangle, between the anterior bellies of the digastric Anatomy
The submental lymph nodes are situated in the submental fascial space. They are situated close to the midline.
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Sublingual space
Ludwig's angina is a serious infection involving the submandibular, sublingual and submental spaces bilaterally. Collectively, the submandibular, sublingual and submental spaces are sometimes termed the perimandibular spaces, or the submaxillary space.
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Submandibular space
Communications
The communications of the submandibular space are:
medially and anteriorly to the submental space (located medial to the paired submandibular Ludwig's angina is a serious infection involving the submandibular, sublingual and submental spaces bilaterally.
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Submandibular lymph nodes
The facial and submental lymph nodes may also drain into the submandibular glands.
Efferents
They drain to the superior deep cervical lymph nodes.
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颏下间隙感染的发病原因？
颏下间隙（submental space）位于舌骨上区，为颏下三角内的单一间隙，间隙内有少量脂肪组织及淋巴结，此间隙供下颌舌骨肌，颏舌骨肌与舌下间隙相隔，两侧与颌下间隙相连，感染易相互扩散。
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Inferior alveolar artery
It forms anastomoses with the submental and inferior labial arteries. It forms anastomoses with the submental branch of the facial artery.
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Fascial spaces of the head and neck
One method distinguishes four anatomic groups:
The mandible and below
The buccal vestibule
The body of the mandible
The mental space
The submental Submandibular space
Submental space
Sublingual space
Mental space
Buccal space
Canine space (infra-orbital space)
Masticator space
This term is
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Mylohyoid nerve
It provides sensory innervation to part of the submental area, and sometimes also the mandibular (lower) molar teeth, requiring local anaesthesia for some Sensory
It provides sensory innervation to the skin of the centre of the submental area.
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Psychomyiidae
The larvae differ by the submental sclerites separated, foretrochantin broad, and the pupal mandible apex whip-like.
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Anterior triangle of the neck
These smaller triangles are named:
the muscular triangle
the carotid triangle
the submandibular triangle
the submental triangle
Additional images
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