Mandibular foramen

Mandibular Foramen

The Mandibular Foramen is a significant anatomical structure located on the mandible, the lower jawbone of the human skull. It is a crucial part of the trigeminal nerve pathway, specifically the mandibular division, and plays a vital role in dental procedures such as local anesthesia.

Etymology[edit | edit source]

The term "Mandibular Foramen" is derived from the Latin words "mandibula," meaning "jaw," and "foramen," meaning "hole" or "opening."

Anatomy[edit | edit source]

The Mandibular Foramen is located on the inner surface of the ramus of the mandible, a vertical extension of the lower jawbone. It is the entrance to the mandibular canal, a tunnel within the mandible that carries the inferior alveolar nerve, artery, and vein. The foramen is typically located just above the midpoint of the ramus, closer to the posterior border.

Clinical Significance[edit | edit source]

The Mandibular Foramen is of particular importance in dentistry. During dental procedures, local anesthesia is often administered at this site to block the inferior alveolar nerve, thereby numbing the lower teeth. This is known as an inferior alveolar nerve block. Misplacement of the needle during this procedure can lead to complications such as paresthesia or hematoma.

Related Terms[edit | edit source]

Inferior Alveolar Nerve: The nerve that passes through the mandibular foramen and provides sensation to the lower teeth.
Mandibular Canal: The tunnel within the mandible that houses the inferior alveolar nerve, artery, and vein.
Ramus of the Mandible: The vertical extension of the lower jawbone where the mandibular foramen is located.

See Also[edit | edit source]

Mandibular foramen Resources
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