Review Items - Infratemporal Fossa & Oral Cavity

Osteology:

Mandibular fossa (N4, TG7-32)
Articular eminence ( N12,N16, TG7-06)
Lateral pterygoid plate (N6, N8, TG7-06, TG7-08)
Medial pterygoid plate ( N6, N8, TG7-06, TG7-08)
Pterygomaxillary fissure ( N4, TG7-32)
Foramen ovale (N4, N8, N11, TG7-06, TG7-07, TG7-32)
Foramen spinosum ( N8,N11, TG7-06, TG7-07)
Mandible ( N15, TG7-32B, TG7-32C)

Condyle & neck

Coronoid process

Mandibular notch

Pterygoid fovea

Lingula

Mandibular foramen

Muscles:

Digastric m., anterior & posterior bellies (N27, N28, TG7-12, TG7-17)
Mylohyoid m. (N27,N28, N53, N59, TG7-12, TG7-37, TG7-40)
Stylohyoid m. (N59, TG7-17, TG7-40)
Geniohyoid m. (N53, N59,N63, TG7-38, TG7-40)
Tongue musculature

Extrinsic mm.

     Genioglossus m. (N63, N59, TG7-10, TG7-40)

     Hyoglossus m. (N53, N59, TG7-40)

     Styloglossus m. (N59, N68, TG7-20, TG7-40)

Intrinsic mm. (N126, TG7-38)
Masticatory muscles: (N54, N55, TG7-31, TG7-34)

Temporalis m. and temporal fascia

Masseter m. and masseteric fascia

Lateral pterygoid m., upper and lower heads

Medial pterygoid m.

Oral cavity:

Oral cavity proper (N63, TG7-10, TG7-38A, TG7-38C)
Vestibule (TG7-38C)
Gingiva (N57, TG7-38A, TG7-38C)
Teeth (N56,N57, TG7-04, TG7-32)

Central & lateral incisors

Canines

First & second premolars

First, second, & third molars

Infratemporal fossa:

Location and boundaries (N4, N13, TG7-32)
Contents
Medial and lateral pterygoid mm. (see above) (N55, TG7-34)
Maxillary a. and branches (N69, TG7-19, TG7-34, TG7-35)

Inferior alveolar a.

Middle meningeal a.

Buccal a.

Muscular branches to masseter, temporalis, pterygoids
Pterygoid plexus of veins (N70, TG7-73)
Maxillary v. (N70, TG7-73)

Submandibular triangle:

Submandibular gland (N60, N61, N69, N73, TG7-12, TG7-37)

Paralingual space: (N51, N61, TG7-37A, TG7-37B, TG7-38)

Sublingual gland (TG7-37A, TG7-37B)
Deep part of submandibular gland and submandibular duct

Tongue:

Foramen cecum (N58, TG7-39)
Vallate papillae (N58, TG7-39)
Lingual frenulum (N51, TG7-38)
Sublingual caruncle and fold (N51, TG7-38)
Lingual tonsil (N58,N63, TG7-10, TG7-39)

Vessels:

Lingual artery (N69, N59, N51, TG7-19, TG7-40)
Venae commitans nervi hypoglossi (TG7-40)

Nerves:

Hypoglossal n. (N32, N71, N128, TG7-17, TG7-18, TG7-94)
Submandibular ganglion (N46, N59, N61, N122, TG7-37, TG7-40, TG7-84)
Auriculotemporal n. (N46, N61,N122, TG7-30, TG7-84)
Inferior alveolar n. (N42,N122, TG7-36, TG7-84)
Deep temporal nn. (N42, N122, TG7-36, TG7-85)
Lingual n. (N55, N57, N65, TG7-37, TG7-84A, TG7-84C)
Buccal n. (N50, N128, TG7-37, TG7-84)
Chorda tympani n. (N46, N94,N123, TG7-37, TG7-84, TG7-88B)
Mandibular division of trigeminal (N46, N55, TG7-37, TG7-84A, TG7-84B, TG7-84C, TG7-85A, TG7-85B)

Temporomandibular joint (TMJ):

Articular eminence and mandibular fossa (temporal bone) (see above) (N12,N17, TG7-06)
Condyle (mandible) (N16, TG7-32B, TG7-32C)
Capsule (N17, TG7-33)
Articular disc; upper and lower articular compartments (N17)

Clinical Terms:

Submandibular (Wharton's) duct calculus
TMJ syndrome/dislocation
Bruxism
LaForte fractures