13. Mx 3rd Molars

Question 1

Facial view: 3rd Molar

Crown length is _ than that of the 2nd molar

Answer 1

shorter

Question 2

Facial view: 3rd Molar

There is _ evidence of the curve of spee

Answer 2

more

Question 3

Facial view: 3rd Molar

MF cusp width is wider _

Answer 3

MD

Question 4

Facial view: 3rd Molar

Roots are usually curved to the _, close together, and often _

Answer 4

distal

fused

Question 5

Lingual view: 3rd Molar

ML cusp tip is more _ MD compared to the 2nd molar

Answer 5

centered

Question 6

Lingual view: 3rd Molar

The DL cusp is very narrow, short, and rounded, making the lingual groove evident as a mere fold in _

Answer 6

enamel

Question 7

Occlusal view: 3rd Molar

Has the greatest variation in _ than any other tooth

Answer 7

morphology

Question 8

Occlusal view: 3rd Molar

The distal outline is more _

Answer 8

rounded

Question 9

Occlusal view: 3rd Molar

Often the DL cusp is seen only as a minor elevation or _

Answer 9

talon

Question 10

Occlusal view: 3rd Molar
The distal end of the crown often becomes a single _ roll of enamel from the crest of the oblique ridge onto the distal surface

Answer 10

convex

Question 11

Occlusal view: 3rd Molar

The taper of each Mx molar from M to D mainly occurs on the _ surface

Answer 11

Facial