Infratemporal Fossa Flashcards
What nerve supplies the temporalis muscle?
- Deep temporal nerve
- is a branch of V3
What muscle occupies the temporal fossa?
-Temporalis
What is the space lying medial to the ramus of the mandible?
Infratemporal fossa
What is the deep boundary of the infratemporal fossa?
Lateral pterygoid plate
What forms the roof of the infratemporal fossa?
Greater wing of the sphenoid
What muscles attach at the genial tubercle?
- genioglossus
- Geniohyoid
Where does the chorda tympani exit the cranial cavity?
Petrotympanic fissure
What hole does the maxillary artery pass through, and what does it become when it passes through it?
- Pterygomaxillary fissure
- Sphenopalatine a.
What nerve wraps around the middle meningeal artery before it passes through the foramen spinosum?
-Auriculotemporal n.
Where is the retromandibular vein in relation to the Superficial temporal artery?
Vein is posterior to Artery
Where, in relation to the mandible, does the maxillary artery branch off of the external carotid?
-under the mandible
What are the branches of the maxillary artery?
- Middle meningeal
- inferior alveolar
- sphenopalatine (after pterygomaxillary fissure)
Next to which division of V is the otic ganglion next to?
V3
At what point has the auriculotemporal nerve given off all of its parasympathetics and is once again purely sensory?
-after it passes through the parotid gland
gives off parasympathetics from CN IX in parotid
