INBDE HIGH YIELD REVIEW ACTUAL QUESTIONS

INBDE HIGH YIELD REVIEW (ACTUAL / ) QUESTIONS

AND VERIFIED ANSWERS

What do developing countries use for fluoride supplementation

• ---Answers----Salt

Fluroide supplementation - ---Answers----* Not needed if the child is under 6 months, over 16, or if the community fluoridation is over 0.6ppm (rule of 6s)

Under 3 - drops 2-6 - lozenges and tablets Over 6 - fluoride mouth rinse

Gardner's syndrome - ---Answers----Autosomal dominant

Many colonic polyps, osteomas, epidermal cysts and fibromas, supernumerary teeth

Colon cancer is inevitable without surgery

*cotton wool appearance on radiographs

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Dentinogenesis imperfecta - ---Answers----Autosomal dominant - occurs during the histodifferentiation stage of the bell stage

Effects teeth in both dentitions

Alteration of dentin

Teeth have bulbous crown with obliterated pulp chamber and short roots

Blue sclera of eyes

People with this condition are difficult to perform RCT on

Treatment - full coverage restorations 6

Biphosphonates - ---Answers----Synthetic analogue of inorganic pyrophosphate that has a high affinity to calcium

• oral bioavailability decreases due to high binding affinity to

calcium, iron and magnesium in intestines

• higher concentration in trabecular bone than cortical
• bind to hydroxyapatite groups in bone

** nitrogen side groups increase the potency by inhibiting farnysel pyrophosphate synthase 2 / 4

*half life can range from 10 hrs (iandronate to 10 years (alendronate)

• strongest is zolendronate

Effect

• Reduce the number and function of osteoclasts
• Increase density of bone and its vascularity
• Reduce tooth movement
• Decrease ability of bone to heal

*** Increase in risk of infections and BRONJ (esp posterior mandible)

What are the muscles involved in bruxism - ---Answers---- Temporalis and masseter and lateral pterygoid

Eruption of primary teeth - ---Answers----1. Mand central - 6 months

• Max central - 8 months
• Max lateral - 9 months
• Mand lateral - 10 months
• Max 1st - 13 months
• Mand 1st - 14 months
• Max canine - 16 months
• Mand canine - 17 months
• Mand 2nd - 23 months 3 / 4

• MAX 2nd - 26 months

*mandibular central incisor is the first tooth to erupt *maxillary 2nd molar is the last primary tooth to erupt

Age for repair of cleft palate w/ normal canine eruption: When

canine tooth is . formed (8-9years old) - ---Answers----

Eruption of permanent teeth - ---Answers----Mand 1st molar

• 6 yr

Max 1st molar - 6 yr Mandibular central - 6 yr Max central - 7 yr Mand lateral - 7 yr Max lateral - 8 yr ** Mand canine - 9 yr Mand 1st premolar - 10 yer Max 1st premolar - 10 yer Max 2nd premolar - 10.5 yer Max canine - 11 yr Mand 2nd premolar - 11 yr Mand 2nd molar - 11 yr Max 2nd molar - 12 yr Mand 3rd and Max 3rd - 17 yrs

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