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Buccal Aspect of Teeth

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Questions and Answers

What is the shape of the crown from the buccal aspect?

Circular
Rectangular
Trapezoidal (correct)
Oval

What is the shape of the lingual cusp?

Spheroidal (correct)
Pyramidal
Conical
Triangular

What is the characteristic of the buccal surface of the crown?

Angular
Convex (correct)
Concave
Flat

What is the direction of the mesial slope of the cusp?

Straight (A) Signup and view all the answers

What is the characteristic of the distal contact area?

Broader than the mesial contact area (D) Signup and view all the answers

What is the shape of the apex of the lingual root?

Blunt (B) Signup and view all the answers

What is the shape of the occlusal surface of the maxillary second premolar?

Rounded or oval (C) Signup and view all the answers

What is the characteristic of the central developmental groove of the maxillary second premolar?

It is shorter and more irregular (C) Signup and view all the answers

What is the characteristic of the buccal cusp of the maxillary second premolar compared to the first premolar?

It is shorter and more rounded (C) Signup and view all the answers

What is the characteristic of the lingual cusp of the maxillary second premolar compared to the buccal cusp?

It is more nearly as large as the buccal cusp (A) Signup and view all the answers

What is the characteristic of the mesial and distal surfaces of the maxillary second premolar?

They are rounded (B) Signup and view all the answers

What is the characteristic of the bucco-lingual dimension of the maxillary second premolar?

It is much greater than the mesio-distal dimension (B) Signup and view all the answers

What is the shape of the lingual cusp compared to the buccal cusp?

It is sharper and more pointed (D) Signup and view all the answers

How many developmental grooves are found in the mesial and distal triangular fossae?

Two (B) Signup and view all the answers

What is the characteristic of the root of the maxillary second premolar?

It has a single root (A) Signup and view all the answers

What is the height of the buccal and lingual cusps in the maxillary second premolar?

The buccal and lingual cusps are equal in height (D) Signup and view all the answers

What is the characteristic of the mesial surface of the maxillary second premolar?

It has no developmental depression (B) Signup and view all the answers

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