Quiz1 Flashcards
largest teeth in the mandibular arch
mandibular first molars
mandibular molars function
chewing and grinding
erupts at the age of 6 years
mandibular first molar
how many cusp does the mandibular first molar have
5
occurrence of a sixth cusp in the mandibular first molar
tuberculum intermedium /
tuberculum sextum
which sides of the crown is wider in the mandibular first molar
M-D
how many roots (mandibular first molar)
2 roots
mandibular first molar
what are the cusps visible on the buccal aspect
3 cusps
mesiobuccal cusp
distobuccal cusp
distal cusp
mandibular first molar
what separates the mesiobuccal cusp from the distobuccal cusp
buccal aspect
mesiobuccal groove
mandibular first molar
what separates the distobuccal cusp from the distal cusp
buccal aspect
distobuccal groove
mandibular first molar
what are the cusps visible on the lingual aspect
3 cusps
mesiolingual cusp
distolingual cusp
distal cusp
mandibular first molar
which side has longer cusps
B-L aspect
lingual aspect
mandibular first molar
mandibular first molar
what groove seperates the 2 cusps
lingual aspect
lingual groove
mandibular first molar
which side is wider
B-L aspect
buccal side
mandibular first molar
what is the convexity of both mesial and distal profiles of the lingual aspect
convex
mandibular first molar
height of contour
middle 3rd
mandibular first molar
describe the mesial surface in its cervical third
mesial aspect
flat or concave
mandibular first molar
where is it highly convex
middle 3rd and occlussal 3rd
mandibular first molar
what are the cusps visisble on the mesial aspect
mesiobuccal
mesiolingual
mandibular first molar
what connects the mesiobuccal cusp and the mesiolingual cusp
mesial marginal ridge
in any mandibular roots, which root is broader B-L
mesial root
mandibular first molar
which surface of the crown is narrower B-L
distal aspect
mandibular first molar
what are the cusps visible from the distal aspect
distobuccal
ditsolingual
distal
mandibular first molar
how many pits
3
mandibular first molar
how many cusps
5
mandibular first molar
what connects all the pits
occlusal aspect
central groove
mandibular first molar
what does the central groove divide
occlusal aspect
lingual and buccal halves
mandibular first molar
which cusp is the largest
mesiobuccal cusp
mandibular first molar
which cusp is the smallest
distal cusp
mandibular first molar
which cusps are sharper
lingual cusps