Max Molars Self Study

Question 1

Is the crown of max 1st molar tooth broader MD or FL?

Answer 1

FL

Question 2

How many roots (what are their names) and how many canals does 1st Max molar have?

Answer 2

3; (lingual, MB and DB) ; Linual and DB roots have 1 canal a piece; MB has 2 canals

Question 3

What is the angulation of the roots of 1st max molars?

Answer 3

distal

Question 4

which structures do the roots of 1st max molar line-up with?

Answer 4

MB apex lines up with MB cusp tip; Lingual root apex lines up with buccal groove

Question 5

What is the length of the root trunk on the B, M, and D sides? (max 1st molar)

Answer 5

Mesial (3mm), Buccal (4mm), and Distal (5mm)

Question 6

How many cusps (what are their names) does 1st max molar have?Put them in order according totheir size.

Answer 6

5; ML > MB > DB > DL > cusp of carabelli

Question 7

Name this structure. How does this structure form?

Answer 7

Oblique ridge; forms from distal cusp ridge of ML cusp and triangular ridge of DB cusp

Question 8

What is the geometric outline of the occlusal surface of 1st max molar. Which are the acute and which the obtuse angles?

Answer 8

Rhomboidal: Acute: DL and MB Obtuse: DB ML

Question 9

Which one is the distal view?

Answer 9

B

Question 10

The picture below represents a transverse section at mid-root level. What is the Universal notation of this tooth?

Answer 10

15