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88 Cards in this Set

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  • Back
1. How many phases does each tooth go through?
Three phases
2. When does dental development usually begin?
5th OR 6TH WEEK OF PRENATAL LIFE
3. How many tooth buds are present in each dental arch?
10
4. What is the last period of teeth growth?
HISTODIFFERENTIATION
5. What is the process by which organic tissue becomes hardened by a deposit of calcium or any mineral salts?
CALCIFICATION
6. What is the study of anatomy that deals with the minute structure composition, and functions of tissue?
ORAL HISTOLOGY
7. How many parts are a tooth divided into and what are they?
2- THE CROWN AND ONE OR MORE ROOTS.
8. What term is applied to the part of the crown that is visible in the mouth?
CLINICAL CROWN
9. On the apex of each root, there is a small opening that allows for the passage of blood vessels and nerves into the tooth, what is this called?
APICAL FORAMEN
10. What is translucent and can vary from yellowish to grayish white?
ENAMEL
11. It’s the hardest tissue in the human body and consists of _____% inorganic minerals ____% organic minerals, and ____% water.
The Enamel: 96%, 1% and 3%
12. What is harder then bone but softer than enamel?
DENTIN
13. What is composed of approximately 55% organic material and 45% inorganic material?
CEMENTUM
14. What pulp is within the crown?
CORONAL PULP
15. What provides sensation to the tooth?
DENTAL PULP
16. What is the bony portion of the maxilla and mandible where the teeth are embedded and by which tooth roots are supported ?
ALVEOLAR PROCESS
17. What is the highest point of the alveolar ridge?
ALVEOLAR CREST
18. When viewed on X-Ray it has a web-like appearance?
TRABECULAR BONE
19. What connects the tooth to bony socket?
PERIODONTAL LIGAMENT
20. Where is the hard palate located?
ROOF OF THE MOUTH
21. What is the color of healthy gingiva?
CAN RANGE FROM PALE PINK TO DARKER SHADES (PURPLE TO BLACK)
22. What also can be called free gingiva?
UNATTACHED GINGIVA
23. What helps prevent food from packing between teeth?
INTERDENTAL PAPILLA
24. What teeth are designed for cutting and tearing?
CUSPIDS
25. What teeth are also referred to as premolars?
BICUSPIDS
26. How many dental quadrants are in the mouth?
FOUR
27. How many baby teeth are there?
20
28. How many permanent teeth are there?
32
29. What tooth number is left mandibular cuspid?
22
30. How are primary teeth identified?
A to T
31. What is the proximal surface closest to the midline to the arch?
MESIAL
32. If there is no contact point between the teeth, what is area between teeth called?
DIASTEMA
33. What is the anteroposterior called?
CURVE OF SPEE
34. What is the lateral curve called?
CURVE OF WILSON
35. What angle classification is excessive in chin length?
CLASS III
36. What does the permanent dentition consists of?
32 TEETH
37. Which tooth has five cusps and what is the fifth cusp called?
MANDIBULAR FIRST MOLAR/DISTAL CUSP
38. When do maxillary first molar usually erupt?
6 YEARS OLD
39. What is found on the lingual aspect of an anterior tooth?
CINGULUM
40. What is usually found at the end of a developmental groove or a place where two fissures intersect?
PIT
41. What is a small linear depression on the surface of a tooth?
GROOVE
42. All teeth develop how many lobes?
4 OR 5
43. What is a linear elevation found on the surface of a tooth?
RIDGE
44. What is the only tooth found on an oblique ridge?
MAXILLARY MOLAR
45. What is elongated valley?
SULCUS
1 . How many dental quadrants are in the mouth?

a. One
b. Two
c. Three
d. Four
d. Four
2 . When viewed by a radiograph, trabeculae bone will have what type of an appearance?

a. Spongy-type
b. Wavy-like
c. Plate-like
d. Web-like
d. Web-like
3 . The oral mucosa consists of how many total types of mucosa?

a. One
b. Two
c. Three
d. Four
c. Three, masticatory mucosa, lining mucosa, and
specialized mucosa
4 . Cuspids are designed to perform what type of function?

a. Cutting and tearing
b. Cutting and grinding
c. Crushing and holding
d. Grinding and chewing
a. Cutting and tearing
5 . What is the chief function of the pulp?

a. Provides feeling to the tooth
b. Formation of cementum
c. Formation of dentin
d. Formation of enamel
c. Formation of dentin
6 . Primary teeth are identified by which letters of the alphabet?

a. A to W
b. A to V
c. A to U
d. A to T
d. A to T
7 . Which of the following reason is/are teeth formed?

a. Cutting
b. Tearing
c. Grinding
d. All of the above
d. All of the above
8 . What is the term used to describe the appearance of a mandibular first bicuspid?

a. Bell-ringer
b. Bell-crowned
c. Bell-cusp
d. Bell-shaped
b. Bell-crowned
9 . How many total tooth buds are present in a prenatal maxillary and mandibular arch?

a. 32
b. 20
c. 15
d. 10
b. 20
10 . The tip of each root is known by which of the following terms?

a. End
b. Arch
c. Angle
d. Apex
d. Apex
11 . How many primary teeth are there in a normal decidous mouth?

a. 32
b. 20
c. 16
d. 12
b. 20
12 . What is the name of the dental anatomy that has small, rounded projections of enamel from the incisal edges of newly erupted anterior teeth?

a. Oblique ridge
b. Cusp ridge
c. Groove
d. Mamelons
d. Mamelons
13 . What is the name of the region where the roots separate?

a. Apex
b. Furcation
c. Bifurcated
d. Trifurcated
b. Furcation
14 . What is the name of the system that is used by the armed forces to identify teeth?

a. Universal location
b. Universal positioning
c. Universal numbering
d. Universal selection
c. Universal numbering
15 . When primary teeth get ready to fall out and make way for the eruption of permanent teeth, what is the name of the process?

a. Exposure
b. Histology
c. Infoliation
d. Exfoliation
d. Exfoliation
16 . What dental anatomy has a rounded or angular depression of varying sizes found on the surface of a tooth?

a. Groove
b. Fossa
c. Cusp
d. Pit
b. Fossa
17 . What type of shape does the lingual surface of an incisor have?

a. Axe
b. Rake
c. Shovel
d. Angled
c. Shovel
18 . How many years does it take permanent teeth to emerge after the crown completion?

a. One
b. Two
c. Three
d. Four
c. Three
19 . Enamel is formed by what type of ephitelial cells?

a. Cementoblast
b. Enameloblast
c. Odontoblast
d. Ameloblast
d. Ameloblast
20 . When teeth are in the odontogenesis phase, every tooth goes through how many developmental processes?

a. One
b. Two
c. Three
d. Four
c. Three
21 . The mesial surface of a tooth is located in which area?

a. Closest to the middle of the arch
b. Toward the cheeks
c. Toward the tongue
d. Away from the midline of the arch
a. Closest to the middle of the arch
22 . The anteroposterior curve is referred to by what term?

a. Curve of Koffax
b. Curve of Wilson
c. Curve of Splee
d. Curve of Spee
d. Curve of Spee
23 . What type of tissue is found on the inside of the lips, cheeks, vestibule, soft palate, and under the tongue?

a. Lining mucosa
b. Inter mucosa
c. Soft mucosa
d. Gingiva
a. Lining mucosa
24 . What area is the first to show symptoms of gingivitis?

a. Interdental papilla
b. Muco-gingival junction
c. Ephitelial attachment
d. Gingival margin
d. Gingival margin
25 . If a patient^s profile is characterized as normal, he/she will be what class according to Dr. Angle?

a. I
b. II
c. III
d. IV
a. I
26 . The distal surface of a tooth is located in which area.

a. Closes to the midline of the arch
b. Toward the cheeks
c. Toward the tongue
d. Away from the midline of the arch
d. Away from the midline of the arch
27 . What is the name of the junction where the cementum joins the enamel?

a. Cementoenamel junction
b. Dentinoenamal
c. Petticoat
d. Enamel
a. Cementoenamel junction
28 . What is the name of the term that is given to the portion of gingiva that extends from the gingival crest to the crest of the bone?

a. Gingival margin
b. Unattached gingiva
c. Attached gingiva
d. Gingival sulcus
b. Unattached gingiva
29 . When there is a slight indentation that encircles the tooth and marks the junction of the crown with the root, it is known by which of the following terms?

a. Bifurcation
b. Cervical line
c. Californication
d. Junction line
b. Cervical line
30 . The interproximal space is occupied by what type of anatomy?

a. Embrasure
b. Interdental klingons
c. Interdental papilla
d. Interdental varsity
c. Interdental papilla
31 . What area helps prevent food from packing between the teeth?

a. Interdental papilla
b. Muco-gingival junction
c. Epithelial attachment
d. Gingival margin
a. Interdental papilla
32 . What tooth will have a fifth cusp on it?

a. Maxillary first molar
b. Maxillary second molar
c. Mandibular first molar
d. Mandibular second molar
c. Mandibular first molar
33 . What is the name of the last period of tooth growth?

a. Histodifferentation
b. Morphodifferentation only
c. Eruptodifferentation only
d. Both b and c above
a. Histodifferentation
34 . What is the name of the process where the bony portion of the maxilla and mandible teeth are embedded?

a. Alveolar
b. Alveolus
c. Socket
d. Root
a. Alveolar
35 . Each molar has what maximum amount of cusps?

a. Six
b. Five
c. Four
d. Three
b. Five
36 . How many phases is deglutition divided into?

a. One
b. Two
c. Three
d. Four
c. Three
37 . What are the first permanent teeth to erupt?

a. Maxillary lateral incisors
b. Maxillary central incisors
c. Mandibular lateral incisors
d. Mandibular central incisors
d. Mandibular central incisors
38 . The mesial margin of a maxillary central incisor meets the incisal edge at almost what degree angle?

a. 30
b. 90
c. 110
d. 180
b. 90
39 . Dental development usually begins in which of the following weeks of prenatal life?

a. Fourth
b. Fifth only
c. Sixth only
d. Either b and c
d. Either b and c
40 . A tooth has how many total proximal surfaces?

a. One
b. Two
c. Three
d. Four
b. Two
41 . The hard palate is covered with what type of mucosa?

a. Masticatory
b. Specialized
c. Lining
d. Rugae
a. Masticatory
42 . A tooth is suspended in its socket by what ligament?

a. Lamina dura
b. Masticatory
c. Periodontal
d. Alveolar
c. Periodontal
43 . The part of the crown that is visible in the mouth is known by which of the following terms?

a. Clinical crown
b. Clinical tooth
c. Clinical enamel
d. Clinical exposure
a. Clinical crown