Flashcards in Maxillary 1st Pre-molar Arch Traits Deck (17):
At what age do they erupt?
At what age is the root completed?
Which cusp is bigger and by how much?
Buccal > Lingual by 1 mm
How many roots?
2 and bifurcation level varies
Function of these teeth?
What are the most common extraction for?
From the buccal view what are the mesial and distal contacts?
Both are in the middle 1/3 but the distal contact is more occlusal than mesial
Which cusp ridge is bigger?
CEJ shape from buccal view
Which way do the roots incline?
lingual root inclines distally
buccal root inclines lingually
Crow tapers in which direction from the lingual view?
CEJ shape from lingual view
What space is ideal for calculus formation?
Mesial Proximal concavity
from the mesial view which cusp is bigger?
CEJ shape from distal view
Height of contour from Distal view
Buccal: Cervical 1/3
Lingual: Middle 1/3