[de7kt 2lb]

Trial Midterm Exam . HMD 101


I - Choose The Correct answer :

1-The surface of the tooth opposite to the cheek is called:
A-Labial surface B-Buccal surface
C-Lingual surface D-Mesial surface


2-The number of the deciduous teeth is:
A-24 teeth B-32 teeth
C- 20 teeth D-16 teeth

3- Periodontium is composed of:
A- Two structures B- Four structures
C- Three structures D-One structure

4-One of the mature forms of the lobe is:
A-Tubercle B-Oblique ridge
C -cusp D – Cervical ridge

5-The ridge found on the tooth margin on the occlusal surface is:
A- Oblique ridge B- Marginal ridge
C- Lingual ridge D- Cervical ridge
6- The cingulum in the lingual surface is not centralized and is deviated distally in:
A- Upper central incisor B- upper lateral incisor
C- Lower central incisor D-Lower lateral incisor

7- Cementum covers :
A-Crown
B-Root
C-none of the above .
D-All of the above .

8- The geometric outline of the Lower incisors is :
A-triangular .
B-Hexagonal .
C-Diamond .
D-Pentagonal .

9- Which of the following teeth has 2 lingual fossae :
A-upper central incisor .
B-upper canine .
C-lower central incisor .
D-lower premolars .

10- The ridges of upper canine :
A-cervical ridge .
b-Buccal ridge .
C-Labial ridges .
D- (A+C )
E- (A+B )

( 5 Marks )


II – Complete The following :

1-The oblique ridge is found in…….
2-The function of the incisors is……
3-The number of point angles of anterior teeth are……..
4-The incisors have …….mammelones
5- ( #19 d ) is termed ……………………. In two Digid system .


( 5 Marks )

III – Give an account on :

A) Points angles of anterior teeth .
Labial surface of Mandibular central incisor .




( 5 Mark