5 Questions
How many cusps are usually found on mandibular first molars?
Five
In normal class I occlusion, the mandibular first molar generally opposes which maxillary teeth?
Maxillary first molars and maxillary 2nd premolar
The mandibular first molar is located distally from which teeth?
Mandibular second premolars
What is the principal action of mandibular first molars during mastication?
Grinding
How is the shape of the developmental and supplementary grooves on the occlusal surface of mandibular first molars described?
'M' shaped
Study Notes
Mandibular First Molars
- Typically, 5 cusps are found on mandibular first molars.
Occlusion and Position
- In normal class I occlusion, the mandibular first molar generally opposes the maxillary first and second premolars.
Tooth Position
- The mandibular first molar is located distally from the second primary molar.
Function During Mastication
- The principal action of mandibular first molars during mastication is crushing.
Occlusal Surface Features
- The developmental and supplementary grooves on the occlusal surface of mandibular first molars are described as being V-shaped.
Test your knowledge of dental anatomy with this quiz on the mandibular first molar. Identify its location, function, and relationships with other teeth in the mouth.
Make Your Own Quizzes and Flashcards
Convert your notes into interactive study material.
Get started for free
