QUESTION 1

1. connection of the tooth bud to oral epithelium
2. formation of permanent teeth
3. formation of supernumerary teeth
4. all above

QUESTION 2

1. endoderm
2. mesoderm
3. ectoderm
4. ectomesenchyme

QUESTION 3

1. enamel
2. dentine
3. pulp
4. cementum

QUESTION 4

1. its plane remains horizontal
2. it keeps a fixed distance from the basal part of the adjacent eolar bone
3. its growing tip is located apically
4. it's responsible for multi-root formation

QUESTION 5

1. accommodate the growth of jaws
2. compensate for tooth attrition
3. maintain the proximal tooth contact
4. create room for additional enamel production

QUESTION 6

1. primary enamel cuticle
2. reduced enamel epithelium
3. primary enamel cuticle and reduced enamel epithelium
4. membrane preformativa

QUESTION 7

1. pain
2. heat
3. cold
4. all above

QUESTION 8

1. produce enamel
2. induce the formation of ameloblasts
3. no role
4. not well understood