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Dental hygiene principles Test 2 Exam 2024/2025 Questions With Completed & Verified Solutions.
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Dental hygiene principles Test 2 Exam 2024/2025 Questions With Completed & Verified Solutions.
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Dental hygiene principles Test #2characterization of pain assositated with dental hypersensitity - ANS short, sharp pain
3 types of stimuli for dental hypersens - ANS 1.thermal
2. mechanical
3. chemical
hypersensitive dentin characteristics - ANS 1.dentin tubes open
2. large and numerous tubules
3. thin, poor calcifeid, or breach smear layer
causes of gingival recession are defined by research? - ANS NO
multifactor- caused by one or more factor usually
causes of recession - ANS 1. age
2. tooth type
3. plaque
4. trauma from brushing
**** plaque most common****
relationship with recession and age - ANS - increases with age
- almost, or all older adults have recession
- cumulative effect and longer presents of etiology factors
*** root caries common for older ppl***
most common area for localized recession - ANS mand anterior teeth
most common generalized area of recession - ANS buccal cervical regions
toothbrushing and recession - ANS traumatic toothbrushing and/or injury from abrasive
toothpaste.
technique, frequency, duration
aka "scrubbing"
no evidenve between electric and manual
causes of enamel loss - ANS 1. attrition
2. abrasion
3. erosion
4. abfraction
attrition - ANS tooth-tooth
, occlusal/ incisal surfaces can see wear
if due to malocclusion, would see wear on buccal
causes of dentin hypersensistivity - ANS 1. recession
2. enamel loss
3. periodontal therapy -debridment, polishing, surgery etc
4. teeth whitening
is dental hypersen common - ANS 25-30% of adult population report having it
age peak 30-40
most prevelent on buccal cervical
how to manage a client with hypersens - ANS -acess client to rule out other factors of pain
- identify cayse and risk factors
-educate
begin with:
1. self applied OTC densesitizing- toothpaste
2. professionally applied denses- Fl
3. other, referall for restoration or perio surgery
most common OTC agent - ANS -5% potassium nitrate - inactivates nerve
most common desensitizing agent found in toothpaste- has research to back it up - ANS 1.
stannous fluoride
2. 8% arginine and calcium carbonate
how are profesionally applied desensitizing agents applied - ANS - painted on, rubber cup, light
cured
types of professionally applied desensitizing agents - ANS 1. varnish
2. precipitants- arginine/ calcium carbonate/ CPP-ACP, CSP
3. primers containing hydroxyl methacrylate
4. polymerizing agents
5. laser
6. restorations
7. perio surgery
how does varnish work with sensitivity - ANS temporarily occludes tubules
NaFL
may contain other ingrediants to remin
how do restos work with sens - ANS placed over exposed dentin
extreame cases; RCT or ext
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