Oral Cavity Path I

Question 1

failure

Answer 1

inability to maintain homestoasis at rest

symptomatic at rest

Question 2

functional reserve status

Answer 2

not symptomatic at rest

Question 3

physiologic screening

Answer 3

subject organ to stress

Question 4

anatomic screening

Answer 4

direct measure of disease

Question 5

cavity formation

Answer 5

bacteria of mouth break down sugar and form acid

-acid damages teeth

Question 6

pulp chamber

Answer 6

nerve, pain receptor, capillaries, lymphatics

Question 7

caries

Answer 7

cavity

Question 8

fluoride

Answer 8

incorporates into enamel - makes stronger

Question 9

dentin

Answer 9

below enamel

living tissue - generated by odontoblasts

Question 10

cementum

Answer 10

hydroxyapatite and collagen at root of tooth

-avasacular

Question 11

peridontal ligament

Answer 11

multipotent cells

-vascular to cementum

Question 12

1st colonizers of oral cavity

Answer 12

strep mutans

actinomyces
neisseria
veillonella

Question 13

2nd colonizers of oral cavity

Answer 13

prevotella intermedia
porphyromonas gingivalis

fusobacterium nucleatum
capnocytophaga sp.

Question 14

late colonizers of oral cavity

Answer 14

actinomyces comitans

campylobacter
eikenella
treponema
actinobacillus

Question 15

biofilm

Answer 15

covers teeth

• contains 1000 bacterial sp.
• forms plaque

Question 16

tartar

Answer 16

caclium deposits in biofilm

forms after 10 days of biofilm

Question 17

breath test

Answer 17

to determine stomach bacteria

-h. pylori can be present in plaque as well

Question 18

peridontitis

Answer 18

inflammation of root of tooth

Question 19

biofilm

Answer 19

malinly strep mutans and anaerobes - fusobacterium and actinobacteria

Question 20

plaque

Answer 20

hard biofilm

-in 48 hours

Question 21

saliva

Answer 21

can buffer acid formed by these bacteria in plaque

Question 22

strep mutans

Answer 22

gram +
facultative aerobe
favors anaerobic

metabolize sucrose to glucose and fructose

lactic acid production

Question 23

gingivitis

Answer 23

inflammation of mucosa surrounding tooth

deposit of plaque below gumline

Question 24

peridontitis

Answer 24

inflammation of peridontal ligament, alveolar bone and cementum

can be component of systemic disease - AIDS, leukemia, crohns, DM, down syndrome, etc.

Question 25

bacteria of peridontitis

Answer 25

aggregatibacter actinomycetemcomitans porphyromonas gingivalis prevotella intermedia

Question 26

radicular cyst

Answer 26

pulpal necrosis seconary to cavity infection can cause pain radiograph dark area around apex of tooth root aka periapical can lead to abscess or fistula lined with squamous epithelium

Question 27

swelling of jaw

Answer 27

possible radicular cyst

Question 28

cavernous sinus thrombosis

Answer 28

infection from mouth or face drained to cavernous sinus by venous plexus thrombosis of internal carotic - brain ischemia or CN IV - abducens nerve to lateral rectus of eye - horizontal diplopia

Question 29

horizontal diplopia, swollen eye, headache

Answer 29

cavernous sinus thrombosis

Question 30

ludwigs angina

Answer 30

inflammation mouth - compression of airway stridor and difficulty breathing

Question 31

risk fx for peridontitis

Answer 31

genetics, poor oral hygiene, diabetes, ehler danlos syndrome

Question 32

healthy peridontium

Answer 32

facultative gram positives

Question 33

active peridontitis with plaque

Answer 33

anaerobic and microaerophilic gram negatives actinobacillus actinomyces prevotella intermedia

Question 34

loose teeth, infection, bad breath, tooth loss

Answer 34

peridontitis

Question 35

peridontal disease

Answer 35

graded based on distance of attachment loss

Question 36

LL-37

Answer 36

low in individuals with peridontal disease

Question 37

kostmanns disease**

Answer 37

severe congenital neutropenia -with secondary AML low LL-37 - associated peridontal disease G-CSF - cures neutrpenia - but not peridontitis need BM transplant to increase the LL-37

Question 38

canker sore

Answer 38

aphthous ulcer never blisters** hurt, go away quickly

Question 39

aphthous ulcer

Answer 39

canker sore painful ulceration -young adults women age 16-25 central white-yellow fibrinopurulent membrane go away 7-10 days

Question 40

HSV-1

Answer 40

orofacial herpes -simplex 1 dsDNA - herpesviridae

Question 41

HSV-2

Answer 41

genital herpes - also seen in oral cavity

Question 42

tzanck test

Answer 42

herpes diagnosis multinucleated giant cells with inclusions seen

Question 43

HSV-1 infection

Answer 43

latent in trigeminal ganglion - recur lip or lower face - rigger - stress and sun exposure

Question 44

cold sores

Answer 44

recurrent HSV-1 infection

Question 45

patterns of HSV-1 initial infection

Answer 45

90% age 2-4yo transient orofacial blisters 10% acute herpetic gingivostomatitis - numberous variable size mucosal ulcers

Question 46

candida albicans

Answer 46

oral thrush -immunosuppressed and infants newborn white, cheesy, velvety

Question 47

white, and easily scraped away

Answer 47

oral thrush

Question 48

PAS stain

Answer 48

pseudohyphae -to see candida infection pseudo hyphae and budding blastoconidia

Question 49

pseudo hyphae and blastoconidia

Answer 49

candida albicans | oral thrush