8/16/2019 ndebnotes

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biologic width 0-2 mm normal. 4mm along erupting teeth or exfoliating primary teeth.max nitrous oxide flow rate 4-6litre/min..in kids increase by 10% increment, maintenance usually at 30%.orofacial clefts:cleft lip: 25% , 4-5 wks in utero.  defect b/w median nasal process and max process.  unilateral 80% bilateral 20%, 1:1000 births.cleft palate:25% 6-8 wks in uterolack of fusion b/w palatal shelves.1:2000 births.

both 50%