oral cavity Flashcards
just double check n supply (110 cards)
1
Q
Name the boundaries of the oral cavity
A
roof: palate
floor: tongue
Lateral wall: cheek
Ant wall: lips
2
Q
Oral cavity communicates with the outside through_____
A
oral fissure
3
Q
Oral cavity communicates with the oropharynx through the ______
A
oropharyngeal isthmus
4
Q
The oral cavity comminicates with the ____ through the oropharyngeal isthmus
A
oropharynx
5
Q
The oral cavity is divided into 2 parts : 1) ___ 2)___
A
vestibule
oral cavity proper
6
Q
_____ is the space btw the teeth and lips / cheek
A
vestible
7
Q
_____ is the space past the teeth
A
oral cavity proper
8
Q
______: a median fold of m.m connecting the internal surface of the upper lip to the outer surface of upper gingiva
A
frenulum
9
Q
frenulum of the upper lip connects the _____ of the upper lip to the outer surface of the upper ____
A
upper lip
gingiva
(same for lower lip)
10
Q
______: median fold of m.m. connecting the inferior surface of the tongue to the floor of the mouth
A
frenulum linguae
11
Q
_____: a fold of m.m over the sunlingual salivary gland
A
sublingual fold (plica)
12
Q
the sublingual fold covers which gland?
A
sublingual salivary gland
13
Q
Plica is ______
A
aka sublingual fold
14
Q
_______: a papillae on each side frenulum of tongue that holds the submandibular duct
A
sublingual papilla (caruncle)
15
Q
Location of the parotid gland
A
opposite upper second molar tooth
16
Q
(3) sensory nerves to the cheek
A
Infrarbital (V2) Zygomaticofacial N (V2) Buccal N (V3)
17
Q
origin of infraorbital N
A
V2
18
Q
Origin of the zygomaticofacial N
A
V2
19
Q
Origin of the buccal N
A
V3
20
Q
(2) N to the lips
A
Infraoribital N (V2) Mental N (V3)
21
Q
N for the upper lip ( and origin)
A
infraorbital N (V2)
22
Q
N for the lower lip (and origin)
A
mental N (V3)
23
Q
Which divisions of the trigem are purely sensory?
A
V1, V2
24
Q
Which division of the trigeminal gives (S/M)
A
mandibular N
- to the muscles of mastication, tensor vili palatini, and temporal tempini
25
c.c.____ : inflam of the mm of the mouth
stomatitis
26
c.c. _____ : canker sores
aphthous stomatitis
27
Name the five parts of the tooth
```
crown
neck
root
root canal
apical foramen
```
28
__: visible part of the tooth
crown
29
___: part of the tooth that is at the level of the gums
neck
30
____: the embedded portion of the tooth
root
31
____foramen: where the N's and blood vessels enter through to go into the root canal
apical foramen
32
Number of permanent teeth
32
incisors: 4
canines: 2
premolars: 4
molars: 6
33
Number of deciduous teeth
20
Incisors: 4
Canines: 2
Molars : 4
34
There are no _____ deciduous teeth
premolars
and 2 less molars
35
Origin of the superior/inferior alveolar arteries
maxillary A.
36
_____&_____ arteries supply the teeth
superior and inferior alveolar art.
from the maxillary art
37
superior alveolar N origin
maxillary V2
38
Inferior alveolar N origin
mandibular V3
39
___& _____ lymph nodes drain the oral cavity
submental & submandibular
40
The mandibular N and maxilary N split after the _____gg
trigeminal gg
41
The maxillary N gives off the ________ to the upper teeth
Post, middle, and anterior superior alveolar N
42
______ : is the anterior 2/3 of the palate
hard palate
43
The hard palate is formed by the _______ of the maxillary bone and the ______ of the palatine bone
palatine processes
horizontal plates
44
What two bones make up the hard palate
maxillary & palatine bones
| palatine process and horizontal plates
45
_______: is the movable posterior 3rd of the palate
soft palate
46
the soft palate is made up of what 3 things?
Muscle
CT
mm
47
What passes through the incisive fossa?
nasopalatine N
48
The nasopalatine fossa is posterior to ____
central incisors
49
_____ is located medial to the third molar tooth
greater palatine foramen
50
What passes through the greater palatine foramen
greater palatine nerves and vessels
51
Lessr palatine foramina is located posterior to ___
the greater palatine foramen
52
What passes through the lesser palatine foramina
lesser palatine N & vessels
| to the soft palate
53
The lesser palatine N innervates the ______
soft palate (and surrounding structures)
54
The soft palate has no ______
boney skeleton
55
The soft palate has an anterior ________ part and a posterior _____ part
anterior aponeurotic part
| posterior muscular part
56
The uluva hangs from _____
soft palate
57
Lateraly, the soft palate is conti with the wall of the ______
pharynx
58
The soft palate is joined to the tongue by the _____arch
palatoglossal arch
59
The soft palate is joined to the pharynx by the ____ arch
palatopharyngeal arch
60
_____ is the space btw the oral cavity and the pharynx
fauces
61
Boundaries of the fauces
superior: soft palate
inf: root of the tongue
Lat: faucial pillars (arches)
62
______: is the platopharyngeal arch and the palatoglossal arch
faucial pillars (arches)
63
_____: the space bwt the oral cavity and orophaynx
isthmus of fauces
ant- palatoglossal folds
post- palatopharyngeal folds
64
Borders of the isthmus of fauces
ant- palatoglossal folds
| Post- palatopharyngeal folds
65
Location of the palatine tonsils
within the isthmus of fauces
66
The palatine tonsils are located btw which structures
ant- palatoglossal fold
| post- palatopharyngeal fold
67
mucosa of the hard plate
palatine raphe
68
N to the tensor veli palatini M
medial pterygoid N (V3) via otic gg
69
The medial pterygoid N (V3)synpases at the _____gg
otic gg
70
Which muscle of the soft palate is innervated by the medial pterygoid N (V3)
tensor veli palatini
71
What muscle innervates the soft palate besides the tensor veli palatini M
pharyngeal arch of Vagus N (pharyngeal plexus)
72
the pharyngeal arch of vagus N communicates with what plexus
pharyngeal plexus
73
Action of the tensor veli palatini
tenses soft palate
| opens auditory tube
74
Action of the levator veli palatini
elevates soft palate
75
Action of the palatoglossus M
elevates posterior tongue
| draws soft palate into the tongue
76
Action of the palatopharyngeus M
tenses soft palate
| pulls wall of pharynx sup/ant/med during swollowing
77
Action of the musculus uvulae
shortens uvula and pulls it superior
78
arterial supply to the soft palate
```
greater palatine (descending palatine A)
Lesser palatine (descending palatine A)
```
79
The lesser palatine A to the soft palate anastomoses with the ______
(ascending palatine branch) of the facial Art.
80
The palatine veins drain into the ______
pterygoid venous plexus
81
Name the three (S) nerves of the soft and hard palate
Greater palatine
lesser palatine
nasopalatine
82
___N innervates the gingivae, mm, glands of hard palate
Greater palatine N (S)
83
_____N innervates the soft palate
lesser palatine N (S)
84
______N innervates the mm of the anterior part of the hard palate
Nasopalatine N (S)
85
Motor innervation for the hard and soft palate comes from the _______N (except the ______M)
Motor: pharyngeal plexus
Except: tensor veli palatini
86
The ______N comes from the incisor fossa
nasopalatine (S) - mm of the anterior part of the hard palate
87
The tongues anterior 2/3rd in the _______ cavity
oral
1/3 rd in the oropharynx
88
Fxn of the tongue (3)
Swallowing
articulation
mastication
89
The tongues posterior 1/3rd is located in the _____
oropharynx
anterior 2/3rd is in the oral cavity
90
All extrinsic M of the tongue end with -_______
glossus
91
_____M forms the main bulk of the tongue
genioglossus
92
Which extrinsic tongue M blends with the intrinsic tonguw M
palatoglossus
93
___M of the tongue causes protrusion of the tongue
genioglossus
| & depression
94
_____M of the tongue depresses the sides
hyoglossus
95
__& ____M retract the tongue
styloglossus ( pulls up)
| palatoglossus ( elevates post. side during swallowing)
96
_____M elevates the posterior side of the tongue during swallowing
palatoglossus
97
All extrinic tongue M are supplied by the _____N
| and give the exception
hypoglossal N
- palatoglossus is supplied by the Vagus via the pharyngeal plexus
98
Which extrinsic tongue M is innervated by the vagus N via the _____ plexus
palatoglossus M
via the pharyngeal plexus
99
___ intrinsic M curls tongue longitudinally upward & elevates apex
superior longitudinal M
100
_____ intrinsic M curls the tongue longitudintally downward & depresses the apex
inferior longitudinal M
101
____ intrinsic M narrows and elongates the tongue
transverse
102
_____ intrinsic M flatten and broadens the tongue
vertical
103
GO BACK TO N OF THE TONGUE
NOW!
104
_____M separates the lingual art. and N
hyoglossal
| artery=interior
105
c.c. carcinoma of the tongue will travel to the lymph vessels of the ____ , posterior to the _____
neck
SCM
106
c.c. Herpes lesion: virus to the _____ lymph. Lesions on the tongue
submandibular lymph
107
Name the 3 primary salivary glands
parotid
submandibular
sublingual
108
enzyme for carb digestion
salivary amylase
109
fat digestion enzyme that will not acitivate until the stomach
lingual lipase
110
PS N supply to the parotid gland
auriculartemporal N
| otic gg
