Dent. Anatmy:CALICFICATION & ROOT FORMATION

Question 1

primary teeth calcification start @ ?

Answer 1

4-6 months (2nd trimester)

Question 2

Earliest evidence of enamel formation of permanent teeth?

Answer 2

Birth (6 year 1st molars began calcification @ birth)

Question 3

At what age do all the premolars begin calcification ?

Answer 3

2 years old

Question 4

8 yr old break permanent maxillary central, how long do you have to wait for a root canal?

Answer 4

2 more years

Question 5

seven weeks pregnant, what does not occur?

Answer 5

enamel calcification

Question 6

What does man 2nd molar complete root/apex formation

Answer 6

15 yrs old