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Jason's Neuro Block > Oral Cavity > Flashcards

Flashcards in Oral Cavity Deck (36)
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1
Q

the U-shaped mandible bones for the teeth are called?

A

alveolar arches

2
Q

hard palate is made of two things:

A
  1. palatine process of maxilla

2. horizontal process of palatine bone

3
Q

what muscle is the floor of the mouth?

A

mylohyoid muscle

4
Q

Tongue posteriorly contains what tonsils?

A

lungual tonsils

5
Q

what demarcates the posterior/anterior tongue?

A

sulcus terminalis

6
Q

2 arches that surround the palantine tonsil?

A

Ant: palatoglossal arch
Post: Palatopharyngeal arch

7
Q

3 kinds of papillae on the tongue are?

A

Valate: ant. sulcus terminalis
foliate: post-latero tongue
Fungiform: surface of tongue

8
Q

what is the midline meeting point of sulcis terminalis called?

A

foramen caecum

9
Q

styloglossus does what?

A

retracts tongue

10
Q

genioglossus does?

A

protrude tongue

11
Q

hyoglossus does?

A

depress tongue

12
Q

palatoglossus does?

A

elevate tongue

13
Q

what depresses the tongue?

A

hyoglossus

14
Q

what retracts the tongue?

A

styloglossus

15
Q

what elevates tongue?

A

palatoglossus

16
Q

what protrudes tongue?

A

genioglossus

17
Q

what innervates tongue muscles?

A

hypoglossal except palatoglossus: pharyngeal branch of Vagus

18
Q

3 intrinsic muscles of tongue:

A
  1. superior long.
  2. inferior longi.
  3. transverse and vertical
19
Q

intrinsic muscles innervated by?

A

hypoglossal

20
Q

palatoglossus muscle innervated by?

A

Vagus

21
Q

anterior 2/3 of tongue innervation?

A
  1. Lingual (general) V3 Trigeminal

2. chorda tympani VII Facial

22
Q

what innervates posterior 1/3 of tongue general vs. sensory

A

both glossopharengeal

23
Q

how many teeth in adult if none removed?

A

16 upper

16 lower

24
Q

how many premolars do we have?

A

8 total

4upper and 4 lower

25
Q

What nerve supplies upper teeth?

A

maxillary nerve V2 Trigeminal

26
Q

what nerve supplies lower teeth?

A

mandibular nerve V3 trigeminal

27
Q

inferior tooth pain may refer pain where?

A

external auditory meatus via the post. auricular nerve

28
Q

superior tooth pain may refer pain where?

A

maxillary sinus

29
Q

name the 3 salivary glands:

A
  1. parotid
  2. submandibular
  3. sublingual
30
Q

where does the duct of submandibular gland emerge?

A

lateral sides of lingual frenulum

31
Q

what is the soft palate made up of?

A

musculus uvulae

palatine aponeurosis attaches it to the hard palate

32
Q

soft palate function?

A
  1. seals nasal cavity during swallowing, coughing, suction

2. allow unimpeded breathing during chewing

33
Q

what two muscles elevate the soft palate?

A
  1. tensor veli palatini

2. Levator Veli Palatini

34
Q

3 muslces depress soft palate?

A
  1. musculus uvulae
  2. palatoglossus
  3. palatopharyngeus
35
Q

what are the soft palate muscles innervated by?

A

Vagus

except tensor veli palatini (CN V)

36
Q

What is Waldeyer’s ring?

A

incomplete ring of lymphoid tissue

  1. pharyngeal
  2. Tubal
  3. palatine
  4. lingual