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Viva Exam Questions With Correct Answers
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Viva Exam Questions With Correct Answers Name the FIVE components of toothbrushing - answer- Soft bristles, small head - 45 degree of angle of brush of tooth. - Small circles with 2-3 teeth per circle - 15 secs on each side of each quadrant (total 2 minutes) - Do not scrub, as scrubbing cause ...

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  • October 21, 2024
  • 52
  • 2024/2025
  • Exam (elaborations)
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  • viva exam questions with correct answers

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©SIRJOEL EXAM SOLUTIONS
10/7/2024 11:03AM



Viva Exam Questions With Correct Answers


Name the FIVE components of toothbrushing - answer✔- Soft bristles, small head


- 45 degree of angle of brush of tooth.

- Small circles with 2-3 teeth per circle

- 15 secs on each side of each quadrant (total 2 minutes)

- Do not scrub, as scrubbing cause gingival abrasion


What pathology can be identified in a periapical X-ray? - answer✔-Chronic periapical abscesses:

Radiolucency at the root where the bone has been resorbed from the infection

- Upper posterior impinging on maxillary sinus

- Chronic peridontal abscess: radiolucency adjacent to root of tooth, often in conjunction with

calculus

- Vertical bone loss as a result of periodontal disease

- Perforated apices with root-canal material

What are the causes of tooth sensitivity?/what are 5 causes of dentinal hypersensitivity? -

answer✔Exposed dentine due to:

, ©SIRJOEL EXAM SOLUTIONS
10/7/2024 11:03AM


Dental caries, toothbrush abrasion, Attrition, Erosion, Abfraction, unsealed restoration margin,

deeply restored vital teeth, cuspal fracture, hypoplastic enamel or tooth defect.

Root fracture, gingival recession




Thermal( cold or heat)

Chemical (acids)

Tactile pressure (mechanical abrasion)

Evaporative

Osmotic (sweet foods) can then travel through dentine tubules into pulp, causing pulpitis and

sensitivity.


Types of fluoride available? Note type and strength: - answer✔18 months to 5 years- 400ppm

(0.04%) NaF toothpaste bd

6 yrs + - 1000 ppm (0.1%) F toothpaste bd as NaF

10 years + Medium risk: NeutraFluor 230ppm mouthwash (0.023% home use d)

10 years + High risk >1 caries/year = NeutraFluor 5000: 5000ppm (0.5%) F as NaF toothpaste

Acidulated Phosphate Fluoride gel- 12,300 ppm gel professional use on tray, colgate Phos-flur

gel = 5000ppm on tray nocte by patient

, ©SIRJOEL EXAM SOLUTIONS
10/7/2024 11:03AM


Duraphat varnish: 22,600ppm F (2.26%)

Stannous fluoride SnF2 (0.4%) 4000ppm or (0.8%) 8000ppm




Per Hailey, need to list out types of fluoride as follows:

Sodium Fluoride in toothpaste

Stannous fluoride

Acidulated Phosphate Fluoride

Sodium Monofluorophosphate


What are some uses of periodontal mirror? - answer✔Retraction of tongue and cheek


Indirect vision

Transillumination


Where is the mental foramen intra-orally? What teeth is it related to? - answer✔It sits inferior to

the lower premolar on the lateral aspect of the mandible. It transports the mental branch of the

mandibular division of the trigeminal bnerve, supplying the labial gingiva.


Where is the origin, insertion and function of the mylohyoid muscle? - answer✔Origin:

Mylohyoid line/Interior oblique line of the medial aspect of the mandible.

Inserts into: Body of hyoid bone.

, ©SIRJOEL EXAM SOLUTIONS
10/7/2024 11:03AM


Function: elevates the hyoid bone and floor of mouth for swallowing


What are the causes of xerostomia (need 5) - answer✔Medication:

Anticholinergics/antihistamine, tricyclic antidepressants, SSRI, psych drugs for schizophrenia,

dopaminergic drogs for parkinsonism, beta-blocker inhalers/diuretics,

Dehydration

Caffeine intake

Alcohol intake

Medical conditions: Sjogren's sydnrome/rheumatoid arthritis/SLE, Cystic fibrosis

Diabetes

Smoking

Nerve damage to head/face

Chemotherapy/radiotherapy

Mouthbreathing

What is the treatment for xerostomia? / How can patients enhance saliva flow? (Need 3) -

answer✔Chew sugar free Xylitol gum


Drink more water

Reduce caffeine intake

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