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The infratemporal fossa is an irregularly shaped cavity, situated below and medial to the zygomatic arch.
Additional recommended knowledge
It is bounded by the following structures:
it has no floor
Contents of the infratemporal fossa
The internal maxillary vessles, consisting of the maxillary artery originating from the external carotid artery and its branches.
Internal maxillary branches found within the infratemporal fossa including the
Its motor fibers innervate all the muscles of mastication plus the mylohyoid, anterior belly of the digastric, and the tensores veli palati and tympani
The foramen ovale and foramen spinosum open on its roof, and the alveolar canals on its anterior wall.
At its upper and medial part are two fissures, which together form a T-shaped fissure, the horizontal limb being named the inferior orbital, and the vertical one the pterygomaxillary.
This article was originally based on an entry from a public domain edition of Gray's Anatomy. As such, some of the information contained herein may be outdated. Please edit the article if this is the case, and feel free to remove this notice when it is no longer relevant.
|This article is licensed under the GNU Free Documentation License. It uses material from the Wikipedia article "Infratemporal_fossa". A list of authors is available in Wikipedia.|