Dental Anatomy and Occlusion Quiz 16

Which premolar is typically the largest?

All of the following muscles are involved in right lateral excursive movement EXCEPT

By age 9 1/2, how many teeth will a young boy have?

Which of the following regions in the sagittal view of Posselt envelope of motion below represents a free opening or closing of the mandible? (Assume point B represents the functional range of chewing)

Failure to properly close a proximal contact when restoring a posterior tooth can lead to which of the following?

The oblique ridge on a maxillary molar extends between what two cusps?

Which anterior tooth has the greatest faciolingual-to-mesiodistal length ratio when viewed from the occlusal?

The mesial proximal contact is more cervical than the distal in which of the following?

In an ideal occlusion, the lingual cusp of the mandibular 2nd premolar sits between which of the following?

A synovial membrane covers the articular disc, enabling smoother movement along the articular eminence. The glenoid fossa is lined with a layer of hyaline cartilage.

How many embrasures are present per contact area?

The mandibular 1st molar may have a 4th canal in which root?

In an ideal occlusion, the distal cusp of the mandibular 2nd molar articulates with which of the following?

Which of the following ridges is not located on the corresponding tooth type?

From which view is only one root visible on a mandibular 1st molar? A

Following root canal therapy, gutta percha extending beyond the apex of which tooth is most likely to impinge on the mental foramen?

The closer a tooth is to an occlusal determinant, the _____ it will be influenced by that determinant. The _____ teeth ideally guide the mandible in lateral excursive and protrusive movements.

What mandibular position is represented by the point in the frontal view of Posselt envelope of motion below?

(Assume point A represents the most superior position)

The TMJ is what type of joint?