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Exam (elaborations)

Ophthalmology Viva Exam Questions and Answers 100% Solved

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  • Ophthalmology Medical Assistant
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  • Ophthalmology Medical Assistant

Ophthalmology Viva Exam Questions and Answers 100% Solved Name the FIVE components of toothbrushing - - 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 scr...

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  • October 22, 2024
  • 54
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • Ophthalmology Medical Assistant
  • Ophthalmology Medical Assistant
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Ophthalmology Viva Exam Questions

and Answers 100% Solved


Name the FIVE components of toothbrushing - ✔✔- 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? - ✔✔-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

,©JOSHCLAY 2024/2025. YEAR PUBLISHED 2024.

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

hypersensitivity? - ✔✔Exposed dentine due to:

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: - ✔✔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)

,©JOSHCLAY 2024/2025. YEAR PUBLISHED 2024.

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

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? - ✔✔Retraction of tongue and

cheek

Indirect vision

Transillumination

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

sits inferior to the lower premolar on the lateral aspect of the mandible. It

, ©JOSHCLAY 2024/2025. YEAR PUBLISHED 2024.

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? -

✔✔Origin: Mylohyoid line/Interior oblique line of the medial aspect of the

mandible.

Inserts into: Body of hyoid bone.

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

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

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