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25 Cards in this Set

  • Front
  • Back
Mandibular foramen
Path for inferior alveolar n. a. v.
Mylohyoid line
Attachment for mylohyoid muscle
Ligula
Attachment for sphenomandibular ligament, holds mandible to rest of the skull
Mandibular notch
Masseteric n. a. v. pass over it
Mylohyoid groove
Made by nerve to mylohyoid muscle
Boundaries of temporal region
Temporal lines, frontal, zygomatic bones
boundaries of the infratemporal region
Inferior to zygomatic arch and posterior to maxilla
bones that make up zygomatic arch
Temporal process of zygomatic bone
Zygomatic process of temporal bone
nerve through foramen ovale
V3 mandibular
Nerve through foramen rotundum
V2 maxillary
Through foramen spinosum
Middle menigial artery (major blood supply for dura mater)
Muscles that attach to lateral pterygoid plate
Mastication muscles
Contents of infratemporal fossa
Portions of muscles of mastication
Branches of maxillary artery
Pterygoid plexus of veins
Mandibular nerve CN V3
Otic ganglion
Chorda typani
V3 mandibular foramen
Foramen ovale
Muscles that attach to medial pterygoid plate
Muscles of pallate
Middle meningial artery foramen
Foramen spinosum
V2 maxillary foramen
Foramen rotundum
Temporalis
O
I
A
N
O: Frontal bone (and adjacent bones) along the superior and inferior temporal lines
Temporalis fascia (parietal, occipital bone
I: Mandible on coronoid process and anterior margin of ramus
A: Elevator, and retraction
N: Trigeminal nerve Mandibular division (V3)
Masseter
O
I
A
N
Origin: zygomatic arch (2 heads superficial and deep)
I: On external or lateral surface of ramus of mandible
A: Elevation, protraction
N: CN V3
Medial pterygoid
O
I
A
N
O: medial aspect of lateral pterygoid plate
Posterior maxilla
I: internal surface of ramus, inferior to mandibular foramen
A: Elevate, protraction
N: Trigeminal nerve Mandibular division (V3)
Lateral pterygoid
O
I
A
N
O: 2 heads, sphenoid (posterior) bone, lateral surface of lateral pterygoid plate
I: 1 head on mandibular condyle head, 1 head or articular disk of TMJ
Action: Protraction
N: CN V3
Branches of maxillary artery in infra temporal fossa
Middle meningeal through foramen spinosum
Accessory meningeal through foramen ovale
Inferior alveolar (becomes mental)
Deep temporalis
Posterior superior alveolar (enters maxilla to supply upper molars)
Branches of mandibular nerve
Muscles
Sensory
Muscles of mastication
Tensor muscles
Nerve to mylohyoid (from inferior alveolar, does not enter canal)
Branch to anterior belly of digastric muscle

Sensory
-Auriculotemporal (encircles middle meningeal artery, exits in parotid gland)
-Inferior alveolar (becomes mental)
-Lingual (lies on medial pterygoid, sensory to anterior 2/3 of face)
Otic ganglion
Parasympathetic ganglion related to CN 9 (glossopharyngeal nerve) site of synapse for nerves to parotid gland via lesser petrosal nerve, run with auriculotemporal nerve to gland after ganglion)
Chorda tympani
Branch of the facial nerve (CN 7) that joins the lingual nerve and carries taste from the anterior 2/3 of the tongue and preganglionic, parasympathetic to the submandibular and sublingual glands)