L5

Question 1

vestibule develops

Answer 1

after facial structure formed

must consider alveolar cleft if cleft lip present

Question 2

Palate fuses

Answer 2

at 10-12 weeks utero

Question 3

Failure of fusion between

Answer 3

mean nasal process and maxillary process

Question 4

dental lamina

Answer 4

lies along alveolar ridge often involved

can rotate into cleft–>supernumerary teeth impaction lack of or no tooth development

Question 5

isolated cleft palate

Answer 5

female no race

Question 6

Cleft lip +/- cleft palate

Answer 6

male left side asian

Question 7

Rule of Tens

Answer 7

10 weeks old, 10 lbs, Hb>10 WBC<10

Question 8

difficult spot to close

Answer 8

premaxilla palatal junction

common residual fistula

Question 9

mixed dentition grafting

Answer 9

most common allows grating in connection with tooth eruption produces best bone form

if lateral present graft early
if lateral absent delay until later

Question 10

palatal expander

Answer 10

want thin layer of bone over canine and central
Should do this before canine is starting to uproot and before rotating the central
Close nasal side of cleft make pocket for bone close across

Question 11

Alveolar bone graft indications

Answer 11

produce continue arch for stability
improve osseous support of teeth adjacent to celft
allow bone for maxillary cuspid to erupt into
support ala of nose
close oronasal fistula