Anterior Primary dentition Flashcards
How many teeth are present in primary dentition?
20
What are the FDI number for primary teeth?
How do you write upper left 5 using the palmer system?
When does the patient being to calcify teeth?
In utero
Before patient is born
When does crown completion occur?
Not long after patient is born
When do the lower primary A teeth erupt?
6-10 months
What usually erupts first, the max As or man As?
Mandibular As
6-10 months
What do you call it when children are born with primary mandibular incisors?
natal teeth
When do the maxillary As erupt?
8-12 months
When do the maxillary Bs erupt?
9-13 months
When do the mandibular Bs erupt?
10-16 months
When do the maxillary Cs erupt?
16-22 months
When do the mandibular Cs erupt?
17-23 months
When do the maxillary Ds erupt?
13-19 months
When do the mandibular Ds erupt?
14-18 months
When do the maxillary Es erupt?
25-33 months
When do the mandibular Es erupt?
23-31 months
Do the upper and lower Bs usually erupt the same time?
Yes
What teeth usually erupt first the Cs or Ds?
Ds
What is the order of tooth eruption, tooth by tooth?
Lower A
Upper A
Upper B (around same time as lower B)
Lower B
Upper D
Lower D
Upper C
Lower C
Lower E
Upper E
What teeth appear more white, primary or permanent dentition?
Primary
Describe the contact point of primary molars
Large contact pint, square teeth
And long
How many canals does the max 1 have?
1
How ,any pulp horns does the max 1 have?
2
What is the root shape of the max 1 in cross section?
Roughly ovoidal
What is the smallest tooth in the mouth?
Man central incisor
Does the lower central incisor have developmental lines on labial aspect?
No
What direction does the mandibular central incisor angle?
Distally
How do you differentiate the lower 1s and 2s?
2 larger
The disto-in Isla angle is more curved
Compare the maxillary permanent and
Primary canines?
The primary is longer and sharper compared to permanent
On primary max canines, what side is longer?
The mesial is slightly longer
What bump on the labial side of the max canines sits higher?
Mesial, as it is longer
How many pulp horns does the max Cs have?
2
1 mesial and 1 distal
What way does the upper canines face (slightly)?
Slightly mesially
What ridge is longer on the lower canine?
Mesial
What way does the lower canine root swing?
Labial side
