ORAL CAVITY, PALATE AND TONGUE Flashcards Preview

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Flashcards in ORAL CAVITY, PALATE AND TONGUE Deck (17)
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1
Q

what is vestibule

A

space between teeth and inner mucosal lining of lip and cheek

2
Q

what is oral cavity proper

A

space contained in upper and lower dental arches

3
Q

vestibule
anterior boundary
lateral boundary

A
  • lips

- cheeks

4
Q
THE ORAL CAVITY PROPER BOUNDARIES
ant/ lat 
post
sup
inf
A

teeth
Oropharyngeal isthmus
hard palate
mylohyoid muscle

5
Q

Roof of the mouth and floor of nasal cavity
Anterior 2/3
posterior 1/3

A
  • hard palate- palatine process of maxilla and horizontal plates of palatine bone
  • soft palate - mostly in oropharynx
6
Q

All palatine muscles except Tensor Veli Palatine - motor supply from

A

cranial part of accessory nerve via vagus nerve

7
Q

Tensor veli palatine is supplied by

A

mandibular branch of trigemenal nerve

8
Q

what goes thru
incisive foramen
greater palatine foramen
lesser palatine foramen

A
  • nasopalatine nerve and greater palatine vessels and nerve
  • greater palatine vessels and nerve
  • lesser palatine nerve and vessels
9
Q

Intrinsic Muscles

A

Superior longitudinal
inferior longitudinal
transverse
vertical

10
Q

Extrinsic Muscles

A

Genioglossus,
hyoglossus,
palatoglossus
styloglossus

11
Q

what is Alveolar mucosa

A

sheet of muscosa between gingiva and labial muscle

12
Q

Alveolar mucosa bound

A

loosely to alveolar bone

13
Q

the external carotid branches

A
superior thyroid 
ascending pharyngeal
lingual 
facial
occipital
post auricular
superficial temp
maxillary
14
Q

where does external carotid divide

A

level of thyroid cartilage

15
Q

blood supply of upper lip

A

superior labial branch of facial artery

infraorbital artery from maxillary artery

16
Q

blood supply of lower lip

A

inferior labial branch of facial artery

mental artery from facial artery

17
Q

sensory nerve
upper lip
lower lip

A
  • superior labial branch of infraorbital nerve of maxillary nerve
  • inf labial branch of mental nerve of mandibular nerve