PC Midterm 22 Flashcards
- Attachment loss vs recession definitions vs. attachment level?
- CEJ to base of pocket
a. attachment loss
- Where is the light supposed to be when viewing the mandibular arch?
a. Directly above
b. 45 degree angle pointing down
a. Directly above
- What happens when bacteria shift apical from primary to mature?
a. Co-adhesion of bacteria
b. microbiome shift
c. metabolism of something
- Silver diamine fluoride percentage to be effective against caries:
a. 28%
b. 38%
c. 12%
b. 38%
- erythema occurs in what stage
a. I
b. II
c. III
d. VI
b. II
- established gingivitis lesion
a. Fibrosis
b. Color change
b. Color change
- What are the 4 essential oils?
a. Thymol, eucalyptol, methyl salicylate, menthol
- True about Fluoride
a. Fluoride >9000 ppm over calcium fluoride
b. Initially permanent
c. Calcium fluoride is desired
a. Fluoride >9000 ppm over calcium fluoride
- Mirror used for indirect vision of mandibular lingual
a. Retract tongue
- Where to sit for indirect vision posterior sextant?
a. RH 11:00 and LH 1:00
- Where to sit for direct vision?
a. RH: 9:00 and LH: 3:00?
- Terminal shank is held ___ to tooth
a. Parallel
- What bacteria below is not involved with periodontitis
a. Porphyromonas intermedium
- Pellicle is mainly composed of
a. Glycoproteins
- What does it mean if you have bleeding on probing
a. Ulceration of sulcular epithlium
- Light grasp
a. Increase tactile sensitivity
- NOT function of PDL
a. Formative
b. Supportive
c. Strengthening
c. Strengthening
- All plaque has been removed from the teeth. After 4 hours which of the following makes up 47-85% of bacteria present?
a. Streptococci
b. Actinomyces
Streptococci
- Why does CHX not have an ADA seal?
a. ADA seals are for consumer product and OTC (not prescriptions).
b. They do have one.
a. ADA seals are for consumer product and OTC (not prescriptions).
- Alcohol is used as
a. Solvent
b. taste
a. Solvent
- Which of the following are not a secondary, local causative factor of periodontal disease?
a. Xerostomia
b. Stress
c. Medication
d. Something
b. Stress
- Which of the following is not a risk factor of caries?
a. Snacker
b. Drug use (or something)
c. Smoking
d. Something
c. Smoking
- Which of the following is a disease indicator of caries?
a. Restorations within 3 years
b. Deep pits and fissures
c. Recreational drug use
a. Restorations within 3 years
- True Pseudo-pocket
a. caused by hyperplasia
b. Pseudo pockets are always infrabony
c. Pseudo pockets are true pockets
a. caused by hyperplasia
- Sickle scalers
a. Over angulation will result in burnished calculus
- choose incorrect statement
a. Middle finger not used to roll instrument
- Function of cementum
a. Continuously deposited apically throughout life
- Alveolar mucosa is NOT
a. Thick, nonkeratinized
b. Movable tissue
c. Separate from attached gingiva at MGJ
d. Darker shade of red
a. Thick, nonkeratinized
- False about gingival fibers
a. 3 groups?
- Soft, spong, dents, BOP is used to describe
a. Consistency
- Principal fibers that has masticatory stresses
a. Oblique fibers
b. Alveolar Crest fibers
c. Transseptal fibers
a. Oblique fibers
- Most coronal to teeth
a. Attached gingiva
b. MGJ
c. Free gingiva
c. Free gingiva
- Best describes gingival col
a. Valley like depression of interproximal contact areas
- most likely reason that gingivitis doesn’t progress to periodontitis:
a. Patient in good health
b. Patient young
c. Patient not susceptible
c. Patient not susceptible
- OTC fluoride
a. 1000 ppm
- Saliva and gingival crevicular fluid make an intracellular matrix, what else contributes to it?
a. Bacteria
- False about the acquired pellicle
a. Adhesion for calculus
b. Bacteria attaches
b. Bacteria attaches
- Easily displaced with water
a. Materia alba
b. Calculus
c. Plaque
a. Materia alba
- Best describes periodontal explorer
a. used for caries detections and subgingival calculus detection.
- What instrument would you use to remove supragingival off a posterior molar?
a. Anterior sickle scaler
b. Posterior sickle scaler
c. Explorer
d. Gracey
b. Posterior sickle scaler
- What instrument is most likely to hurt the gingiva if used wrong?
a. Curvette
b. Sickle scaler
c. Explorer
d. Something
b. Sickle scaler
- When probing, how many measurements should you record per tooth?
a. 6
- Anaerobic glycolysis does what to the oral cavity?
a. Decrease the pH
- What causes calculus to start forming subgingivally?
a. Shift in bacteria population
b. Pellicle is loosely attached
c. Something
d. Something
- A patient had gingivitis and it did not turn into periodontitis, why is this?
a. Not a susceptible host
b. Patient was in good health
c. The patient was young
d. Something
a. Not a susceptible host
- What is true about the free gingival groove?
a. Occurs in 50% of the populations and (something else)
- What tool would you use for generalized supragingival calculus, posterior maxillary sextant?
a. Universal curette
b. Posterior sickle scaler
b. Posterior sickle scaler
- Why does the Color of the gingiva play a key role in evaluating the health of the gingiva?
a. vascular changes
- What has 12300 ppm?
a. Acidulated phosphate fluoride
b. SDF
c. Neutral Sodium fluoride
d. NaF
a. Acidulated phosphate fluoride
- what is not a function of periodontal ligament fibers?
a. remodeling
b. Attachment of cementum to the tooth
c. old cells and fibers are broken and replaced by new ones
d. attach gingival fibers to tooth
b. Attachment of cementum to the tooth
- cementum is NOT
a. calcified connective tissue covering roots of teeth
b. continuously deposited in apical area of root throughout life
c. attach PDL to tooth
d. most mineralized of calcified tissues
d. most mineralized of calcified tissues
- NOT function of periodontal probe
a. size of lesion
b. Removal of calculus
c. bleeding on probe
d. over jet/ overbite
b. Removal of calculus
