Deep lingual vein

Gray559.png

== Deep Lingual Vein ==

The deep lingual vein is a significant vein located in the oral cavity. It is primarily responsible for the drainage of blood from the tongue and the floor of the mouth. This vein is a part of the venous system of the head and neck.

Anatomy

The deep lingual vein originates from the venous plexus located beneath the mucous membrane of the tongue. It runs alongside the lingual artery and the lingual nerve, which are crucial structures in the anatomy of the tongue. The vein eventually drains into the internal jugular vein, which is a major vein that collects blood from the brain, face, and neck.

Function

The primary function of the deep lingual vein is to facilitate the return of deoxygenated blood from the tongue to the heart. This process is essential for maintaining proper circulation and oxygenation of the tissues in the oral cavity.

Clinical Significance

The deep lingual vein can be of clinical importance in various medical procedures and conditions. For instance, it may be involved in venipuncture or intravenous therapy in the oral cavity. Additionally, conditions such as varicosities or thrombosis of the deep lingual vein can lead to complications that may require medical attention.

Related Structures

• Lingual artery
• Lingual nerve
• Internal jugular vein
• Venous system
• Oral cavity

See Also

• Vein
• Tongue
• Circulatory system
• Head and neck anatomy