Deciduous Mandibular Central incisors, lateral Incisors, and canines Flashcards
The cingulum in Deciduous Mandibular Central incisors are placed…
centrally
T/F: Similarly to the Deciduous maxillary teeth the Deciduous Mandibular Central incisors also have a prominent cingulum and lingual fossa
t
The incisal edge of the Deciduous Mandibular Central incisors is (straight/slanted)
straight
Do the Deciduous Mandibular Central incisors have mamelons on their incisal edge?
no
In what direction does the apical tip of the root on a Deciduous Mandibular Central incisors point
facially (same as deciduous maxillaries)
T/F: The Deciduous Mandibular Central incisors are larger than the permanent teeth
t
The marginal ridges on the Deciduous Mandibular Central incisors are (more/less) prominent than the Deciduous Maxillary Central incisors
less
Mesial contact for Deciduous Mandibular Central incisors
incisal third
Distal contact for Deciduous Mandibular Central incisors
Incisal third
T/F: The FL dimensions of the Deciduous Mandibular Central incisors are less than the MD
F: The FL>MD
The Deciduous Mandibular Central incisors roots are somewhat flatten on the (M/D/L/F) surface(s)
M and D
T/F: Roots of generally all deciduous teeth are long and thin
t
The long axis of the crown for the Deciduous Mandibular lateral incisors is tilled….
distally
T/F: Similarly to permenant dentition Deciduous Mandibular lateral incisors have a distal twist on their incisal edge
t
What direction does the apical third of the Deciduous Mandibular lateral incisors root point
Distally and facially
Prominent features of the Deciduous Mandibular lateral incisors include…
cingulum, marginal ridges and lingua; fossa
The instal edge of the Deciduous Mandibular lateral incisors is (straight/slanted)
slanted (towards the distal)
Mesial contact for Deciduous Mandibular lateral incisors
junction of incisal and middle thirds
Distal contact for Deciduous Mandibular lateral incisors
junction of middle and incisal thirds
Cingulum is… placed on the Deciduous Mandibular lateral incisors
distally
T/F: For the Deciduous mandibular canine the MD dimension is larger than the IG dimension
F IG>MD MD
T/F: Similarly to the Deciduous maxillary canine, the Deciduous mandibular canine MCR>DCR
F DCR>MCR (usual relationship)
The Deciduous mandibular canine has (more/less) prominent marginal ridges and cingulum than Deciduous maxillary canine
less
T/F: Similarly to the Maxillary deciduous canine, the Deciduous mandibular canine has a mesial buldge
true- not the case in permanent teeth (on the distal while mesial is flat)