what are the 2 functions of the proximal contact area?
protects the interdental papilla
stabilizes each tooth in the arch
what are4 purposes of the dental embrasures?
prevent food impaction
dissipate occlusal forces
self cleansing
stimulates gums
what functions to protect the interdental papilla and stabilize each too th in the arch?
proximal contact area
the _____ _____ has the purpose of preventing food impaction, dissipating occlusal forces, self cleansing and stimulating gums.
dental embrasures
where are the primate spaces located on the max and man arch?
max-between the canine and the lateral incisor
man-between the canine and the 1st premolar
what is the purpose of the primate spaces?
to allow for future space for permanent teeth
the _____ ____ is to allow for future space for permanent teeth
primate spaces
what is the leeway space?
difference in size mesiodistally between primary molars and permanent premolars to allow for future forward movement of molars
what is the difference in size mesiodistally between primary molars and permanent premolars to allow for future forward movement of the molars
leeway space
what are 5 self cleansing abilities of the mouth?
enamel-smooth and slippery
crown shape-deflects food
tooth shapes
tongue and cheek-move food around
pits and fissures-washed out with saliva
the self cleansing abilities of the mouth are: enamel-_____ and _____, crown shape-_____ ______ tooth shapes, tongue and cheek-_____ ____ around, and pits and fissures-food goes there and is _____ away by _____
smooth and slippery
deflects food
moves food
washed away by saliva
the tooth shapes help with self cleansing how is the incisors, canines and premolar shapes self cleansing?
incisors-shovel shaped to push off tooth
canines-spears to pierce and wedge
premolars-one cusp to spear and one cusp to chew
_____ of the teeth contribute to the maintenance of the teeth within the dental arch