Infratemporal fossa Flashcards
1
Q
temporal region contents
A
- temporal fascia
2. temporalis
2
Q
infratemporal fossa contents
A
- medial pterygoid
- lateral pterygoid
- lower portion of temporalis
- V3
- otic ganglion
- maxillary a.
- pterygoid plexus of veins
3
Q
TMJ ligaments
A
- lateral (temporomandibular) ligament
- sphenomandibular ligament
- stylomandibular ligament
4
Q
TMJ motions
A
superior joint space: gliding (loose)
inferior joint space: pivoting (tight)
5
Q
TMJ dislocation
A
potential to damage auriculotemporal n.
6
Q
muscles of mastication
A
- temporalis
- masseter
- lateral pterygoid
- medial pterygoid
Inn.: V3 (arch 1)
7
Q
maxillary a., mandibular portion
A
- deep auricular
- anterior tympanic
- middle meningeal
- accessory meningeal
- inferior alveolar
8
Q
maxillary a., pterygoid portion
A
- masseteric
- medial pterygoid
- lateral pterygoid
- buccal
- deep temporal posterior
- deep temporal anterior
9
Q
maxillary a., pterygopalatine portion
A
don’t need to know branches
10
Q
venous drainage of maxillary branches
A
pterygoid plexus of veins
11
Q
V3 SVE
A
- muscles of mastication
- tensor tympani
- tensor veli palatini
- mylohyoid
- anterior belly of digastric
12
Q
V3 GSA
A
- recurrent meningeal n.
- buccal n.
- lingual n., distributes SVA (from VII) to anterior tongue; distributes GVE-P to parotid gland
- auriculotemporal n.
13
Q
chorda sympani components
A
- SVA taste to anterior 2/3 of tongue
2. GVE-P to submandibular and sublingual glands
