DAA STUDY EXAM ALL QUESTIONS AND
ANSWERS SET A+
✔✔A shallow linear depression on the occlusal surface of a tooth that does not mark the
junction of primary parts of the tooth called
a. An oblique ridge
b. A transverse ridge
c. A developmental groove
d. A supplemental groove
e. A mamelon - ✔✔Supplemental groove
✔✔Sequence the following cusps of a permanent maxillary 2nd molar from largest to
smallest
a. Mesiolingual
b. Mesiofacial
c. Distofacial
d. Distolingual
i. 1, 2, 3, 4
ii. 1, 3, 4, 2
iii. 3, 1, 2, 4
iv. 3, 1, 4, 2 - ✔✔i. ***1, 2, 3, 4
✔✔In normal occlusion, the mesiofacial cusp of the permanent Mandibular 1st Molar will
oppose or occlude with which of the following
a. Distal triangular fossa of the Maxillary 1st premolar
b. Occlusal embrasure of the Maxillary 2nd premolar and the 1st molar
c. Mesial triangle fossa of the Maxillary 2nd premolar
d. Central sulcus of the maxillary 1st molar
e. Occlusal embrasure of the maxillary 1st and 2nd molars - ✔✔Occlusal embrasure of
the Maxillary 2nd premolar and the 1st molar
✔✔When the teeth are in centric occlusion, the position of the mandible in relation to
the maxilla is primarily determined by the:
, a. Intercuspation of the teeth
b. Tonus of the muscles
c. Ligaments of the TMJ
d. Position of the tongue - ✔✔Intercuspation of the teeth
✔✔In comparison to the Mandibular 1st premolar, the Mandibular 2nd premolar is
a. Larger than the 1st premolar
b. Has greater lingual lobe development
c. A&b only
d. Has a distal curve of the apex of the root
e. A, b, & d - ✔✔A, b, & d
✔✔Which of the following permanent teeth is usually bilaterally symmetrical in mesio-
distal direction?
a. Maxillary central incisor
b. Mandibular central incisor
c. Maxillary lateral incisor
d. Mandibular lateral incisor
e. Maxillary canine - ✔✔Mandibular central incisor
✔✔Which of the following is not included in the dental formula for the human left or right
side primary dentition?
a. C= 1 Maxillary and 1 Mandibular
b. P= 2 Maxillary and 2 mandibular
c. M= 2 Maxillary and 2 Mandibular
d. I= 2 maxillary and 2 mandibular - ✔✔P= 2 Maxillary and 2 mandibular
✔✔A prominent concavity located on the mesial crown surface is an identifying
characteristic of which tooth
a. Maxillary 1st premolar
b. Maxillary 2nd premolar
c. Mandibular 1st premolar
d. Mandibular 2nd premolar
e. None of the above - ✔✔Maxillary 1st premolar
✔✔The roots of a primary mandibular 2nd molar are flared to allow for space for the
developing tooth bud of which permanent mandibular tooth?
a. Second premolar
b. First molar
c. Second molar
d. First premolar - ✔✔Second premolar
✔✔Which of the following is true regarding the "Curve of Wilson"
a. It is based on the lingual inclination of the mandibular molars b. It is concave for the
mandibular teeth
ANSWERS SET A+
✔✔A shallow linear depression on the occlusal surface of a tooth that does not mark the
junction of primary parts of the tooth called
a. An oblique ridge
b. A transverse ridge
c. A developmental groove
d. A supplemental groove
e. A mamelon - ✔✔Supplemental groove
✔✔Sequence the following cusps of a permanent maxillary 2nd molar from largest to
smallest
a. Mesiolingual
b. Mesiofacial
c. Distofacial
d. Distolingual
i. 1, 2, 3, 4
ii. 1, 3, 4, 2
iii. 3, 1, 2, 4
iv. 3, 1, 4, 2 - ✔✔i. ***1, 2, 3, 4
✔✔In normal occlusion, the mesiofacial cusp of the permanent Mandibular 1st Molar will
oppose or occlude with which of the following
a. Distal triangular fossa of the Maxillary 1st premolar
b. Occlusal embrasure of the Maxillary 2nd premolar and the 1st molar
c. Mesial triangle fossa of the Maxillary 2nd premolar
d. Central sulcus of the maxillary 1st molar
e. Occlusal embrasure of the maxillary 1st and 2nd molars - ✔✔Occlusal embrasure of
the Maxillary 2nd premolar and the 1st molar
✔✔When the teeth are in centric occlusion, the position of the mandible in relation to
the maxilla is primarily determined by the:
, a. Intercuspation of the teeth
b. Tonus of the muscles
c. Ligaments of the TMJ
d. Position of the tongue - ✔✔Intercuspation of the teeth
✔✔In comparison to the Mandibular 1st premolar, the Mandibular 2nd premolar is
a. Larger than the 1st premolar
b. Has greater lingual lobe development
c. A&b only
d. Has a distal curve of the apex of the root
e. A, b, & d - ✔✔A, b, & d
✔✔Which of the following permanent teeth is usually bilaterally symmetrical in mesio-
distal direction?
a. Maxillary central incisor
b. Mandibular central incisor
c. Maxillary lateral incisor
d. Mandibular lateral incisor
e. Maxillary canine - ✔✔Mandibular central incisor
✔✔Which of the following is not included in the dental formula for the human left or right
side primary dentition?
a. C= 1 Maxillary and 1 Mandibular
b. P= 2 Maxillary and 2 mandibular
c. M= 2 Maxillary and 2 Mandibular
d. I= 2 maxillary and 2 mandibular - ✔✔P= 2 Maxillary and 2 mandibular
✔✔A prominent concavity located on the mesial crown surface is an identifying
characteristic of which tooth
a. Maxillary 1st premolar
b. Maxillary 2nd premolar
c. Mandibular 1st premolar
d. Mandibular 2nd premolar
e. None of the above - ✔✔Maxillary 1st premolar
✔✔The roots of a primary mandibular 2nd molar are flared to allow for space for the
developing tooth bud of which permanent mandibular tooth?
a. Second premolar
b. First molar
c. Second molar
d. First premolar - ✔✔Second premolar
✔✔Which of the following is true regarding the "Curve of Wilson"
a. It is based on the lingual inclination of the mandibular molars b. It is concave for the
mandibular teeth
