Palate Clefts

Question 1

the primary palate cleft may be

Answer 1

1. isolated
   OR
2. w/cleft of the secondary palate

Question 2

deficiency in mesenchyme in the facial area are?

Answer 2

1. failure of neural crest cells to migrate

2. failure of mesenchyme to proliferate

Question 3

what are some processes for Isolated Palatal Clefts?

Answer 3

1. failure of shelves to contact
2. no fusion of shelves (epithelium not resorbed)
3. rupture after fusion
4. defective merging/ consolidation of mesenchyme

Question 4

Palatal Cleft: Dental influences

Answer 4

1. Unilateral primary palatal cleft
2. bilateral primary cleft palate
3. if associated w/secondary palatal cleft

Question 5

describe unilateral primary palatal cleft

Answer 5

missing central and lateral incisors

#7 & #8) or (#9 & #10

Question 6

describe bilateral primary cleft palate

Answer 6

all incisors missing #7-#10 maybe canines

Question 7

describe if bilateral primary and secondary palatal cleft

Answer 7

no incisors and may be no canines

premolars or molars are not effected