MANDIBULAR & MAXILLARY MOLARS

which of the following grooves radiate out from the central fossa in a mandibular second molar?

-central
-MB
-DB
-lingual
-buccal

which cusp is the largest and longest on a mandibular second molar?

-MB
-DB
-ML
-DL
-distal

which cusp may be absent on a mandibular first molar?

-MB
-DB
-ML
-DL
-distal

when distal cusp is absent, which groove(s) wouldn't be present?

-buccal
-lingual
-MB
-DB

which fossa are found on a mandibular first molar?

-mesial triangular
-distal triangular
-buccal
-lingual
-central

which developmental groove connects with the lingual groove running in the same direction on a mandibular second molar?

-MB
-DB
-buccal
-ML
-DL

from which view is only one root visible on a mandibular first molar?

-mesial
-buccal
-lingual
-distal 
-apical

which root may occasionally be divided or bifurcated on a mandibular first molar?

-buccal
-lingual
-meisal
-distal
-MB

on a five-cusped molar, which cusp does not have a triangular ridge that forms part of a transverse ridge?

-triangular ridge of MB cusp
-triangular ridge of ML cusp
-mesial marginal ridge
-buccal cusp ridge of MB cusp
-lingual cusp ridge of ML cusp

which two pairs of cusp triangular ridges make up or join to form the two transverse ridges on a mandibular second molar?

list in sequential order the longest to shortest cusps on the mandibular first molar

-ML, DL, MB, DB, D
-MB, DB, ML, DL, D
-D, L, MB, ML, DL, DB