Oral Cavity- Histo

Question 1

lining mucosa

Answer 1

non keratinized, loosely bound stratified squamous epithelia

Question 2

what is lined with lining mucosa

Answer 2

inner lip
soft palate
ventral tongue
alveolar mucosa

Question 3

masticatory mucosa

Answer 3

keratinized/parakeratinized, tightly bound stratified squamous epithelia

Question 4

what is lined with masticatory mucosa

Answer 4

gingiva

hard palate

Question 5

3 surfaces of lip

Answer 5

skin
vermillion boarder
lining mucosa

Question 6

layers of the cheek

Answer 6

skin
fat pad
muscle
lining mucosa

Question 7

palatine tonsil

Answer 7

collection of lymphoid tissue in the oral pharynx

Question 8

types of lingual papillae

Answer 8

filiform
fungiform
circumvalate
folliate

Question 9

filiform papillae description

Answer 9

most numerous
have karatin
rough looking
no taste buds

Question 10

filiform papillae location

Answer 10

anteiror 2/3 of tongue

Question 11

fungiform papillae

Answer 11

between filiform papillae
rounded
non keratinized
tastebuds

Question 12

fungiform pepillae location

Answer 12

anterior 2/3 of tongue

Question 13

circumvalate papillae description

Answer 13

very large
mushroom shaped
have a moat that collects saliva
tastebuds on lateral moat surface
serous glands of von ebner

Question 14

circumvalate papillae location

Answer 14

V region of tongue, separates anterior 2/3 from posterior 1/3

Question 15

folliate papillae

Answer 15

only in infants

Question 16

cell types in taste buds

Answer 16

basal stem cells
sustenacular cells
neuroepithelial cells

Question 17

surfaces of neuroepithelial cells

Answer 17

apical- receptors on microvili

basal- synapse with afferent endings of VII, IX, X

Question 18

tongue section differences

Answer 18

anterior 2/3- lingual papillae

posteiror 1/3- lingual tonsils and glands

Question 19

black hairy tongue

Answer 19

bacteria overgrowth

Question 20

white coated tongue

Answer 20

various causes
can be precancerous
possible yeast infection (thrush)

Question 21

difference between alveolar bone and gingiva

Answer 21

alveolar bone is where the tooth sockets are

gingiva is the connective tissue above the alveolar bone that the tooth sites in

Question 22

alveolar bone lining

Answer 22

lining mucosa

Question 23

gingiva lining

Answer 23

masticatory mucosa

Question 24

what makes enamal

Answer 24

ameloblasts

Question 25

what makes dentin

Answer 25

odontoblasts

Question 26

cause of tooth sensitivity

Answer 26

odontoblast processes extended into dentin

Question 27

what makes cementum

Answer 27

cementoblasts

Question 28

what layers of teeth are regeneratable

Answer 28

cementum dentin enamal is NOT

Question 29

what is the pulp

Answer 29

inside of tooth where nerve endings and blood vessels go out from

Question 30

where is the PDL

Answer 30

between the cementum and alveolar bone

Question 31

where is the cementum

Answer 31

only in the root- lining between bone and dentin

Question 32

where is the enamal

Answer 32

only in the crown

Question 33

where is the dentin

Answer 33

majority of tooth inside

Question 34

peiodontal disease

Answer 34

destruction of PDL

Question 35

what causes tooth discolaration

Answer 35

coffee/tea | tetracycline- permanent

Question 36

minor salivar glands are

Answer 36

in the oral cavity- soft palate and tongue

Question 37

major salivary glands are

Answer 37

outside the oral cavity

Question 38

serous glands secrete

Answer 38

proteins digestive and bactericidal enzymes take up IgA and coat it and release it in saliva

Question 39

serous demilunes

Answer 39

surround mucous cells

Question 40

intercalated ducts

Answer 40

squamous or low cuboidal epithelium secrete bicarb absorb chloride

Question 41

intralobar ducts

Answer 41

simple columnar basal striations absorb Na secrete K and bicarb

Question 42

interlobular ducts

Answer 42

stratified columnar

Question 43

3 sets of salivary glands

Answer 43

parotid submandibular submental

Question 44

parotid gland appearance

Answer 44

serous only with adipose

Question 45

primary target for mumps and rabies

Answer 45

parotid gland

Question 46

sublingual gland appearance

Answer 46

mostly mucous, some serous

Question 47

submandibular gland appearance

Answer 47

mostly serous, some mucous

Question 48

things that cause dry mouth

Answer 48

``` antihistamines tricylic antidepressents beta blockers atropinics anything that affects saliva production or the ANS ```

Question 49

salivary calculi

Answer 49

organic component on tongue and then inorganic salts adhere to it

Question 50

sialidentis

Answer 50

inflammation of salivary gland due to retrograde flux of bacteria

Question 51

pleomorphic adenomas

Answer 51

tumors in parotid, usually benign

Question 52

mucoceles

Answer 52

dilation with mucous on lip

Question 53

fibromas

Answer 53

benign tumors of connective tissue