Premolars

• assist in mastication of food?

  premolars
• premolars is for maintaining the _ _ of the face?

  vertical dimensions
• the premolars has a shorter crown & roots with?

  mx canine
• premolars has _ roots in bucal and lingual?

  2
• contact areas of premolars?

  middle third
• the first pre molar act as?

  canine
• the second molar act as?

  molars
• age of eruption of mx first premolar?

  10-11 years
• age of eruption of mx second premolar?

  10-12 years
• age of eruption of md first pre molar?

  10-12 years
• age of eruption of md second pre molar?

  11-12 years
• in ms 1st pre molar, this has more longer roots?

  buccal
• this has developmental crown depression?

  mx first premolar
• in mx first premolar, longer cusp?

  buccal cusp
• in mx second premolar, the cusp has the _?

  same height
• in md first premolar, it has _ root?

  1
• in md first premolar, what cusp is more evident?

  buccal cusp
• how many root does mx second, md first & second premolar has?

  1 root
• in md second premolar, the buccal and lingual cusp ?

  same height
• does the mx&md second premolar has the same height as for the cusp?

  true
• all root is to?

  distal
• in all premolars it has deeper curve in cervical line?

  mesial cervical line
• it has hexagonal shaped occlusal?

  mx first premolar
• how many root does mx first premolar?

  2 roots
• it has mesial marginal groove?

  mx first premolar
• it has a round shape?

  mx second premolar
• it has a wrinkled appearance which has a multiple supplemental groove?

  mx second premolar
• it has snake eye appearance?

  md first premolar
• it has hexagonal shaped the same with mx frist premolar?

  md first premolar
• in md first premolar, what fossa is more deeper?

  distal fossa
• in md first premolar, the _ cusp is more prominent?

  buccal cusp
• it has 3 cusp which consist of 1 buccal, 2 lingual?

  md second premolar
• the md second premolar has central groove like a?

  y shaped
• 2 cusp has what shaped of central groove?

  H, U
• crown is roughly rhomboidal in shape?

  md first premolar
• what premolar has a shallow developmental groove?

  mx second premolar , md first premolar
• apex has more blunt?

  md second premolar
• 3 cusp has a central groove like?

  Y
• what is the most common groove pattern?

  Y
• what central groove is least common?

  U