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Test your basic knowledge |
Certified Dental Assistant
Start Test
Study First
Subject
:
certifications
Instructions:
Answer 40 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. Total of 32 ______ teeth - 8 incisors - 4 cuspids - 8 premolars - and 12 molars.
Marginal Ridges
Lingual
Secondary teeth
Primary Teeth (Deciduous)
2. The line that separates the anatomic crown from the anatomic root. Also called the cemento-enamel-junction (CEJ) junction between the cementum and the enamel
Maxilla
Cervical Line
Primary Teeth (Deciduous)
Enamel
3. One generation of teeth
Enamel
Catenary Arch
Monophyodont
Root Apex
4. The outermost layer of a tooth; the hardest material in the body; protects nerves and softer material inside the tooth
Root
Anatomical Crown
Incisors
Enamel
5. The biting surface of posterior teeth
Occlusal
Pulp
Labial
Distal
6. Main ridges on each cusp that run from the tip of the cusp to the central part of the occlusal surface
Triangular Ridges
Diphyodont
Lingual
Anatomical Crown
7. Two bones forming the upper jaw - rigidly attached to the skull.
Maxilla
Lingual
Pulp
Occlusal
8. The distinctive shape of the dental arches.
Catenary Arch
Anatomical Crown
Pulp
Clinical Crown
9. Outer surface of teeth (labial + buccal)
Maxilla
Primary Teeth (Deciduous)
Facial
Lingual
10. Distictive classes of teeth that are regionally specialized
Pulp Chamber
Marginal Ridges
Pulp
Heterodont
11. Surface of tooth adjacent to the tongue.
Enamel
Lingual
Molars
Cervical Line
12. Formation of two sets of teeth in the life span - 'two generations of teeth'
Enamel
Ridge
Buccal
Diphyodont
13. Small elevation on the grinding surface of a tooth
Cusp
Clinical Crown
Lob
Dentin
14. The part of a tooth that is embedded in the jaw and serves as support
Root
Mamelon
Incisors
Cusp
15. The back 12 teeth - used to chew - 3 teeth per quadrant.
Distal
Maxilla
Molars
Pulp Chamber
16. One of the primary centers of formation in the development of the crown of the tooth.
Distal
Root Apex
Polyphyodont
Lob
17. The central innermost portion of the tooth.
Anatomical Crown
Pulp
Pulp Cavity
Cusp
18. The center or innermost portion of the tooth containing the pulp
Mandibl
Lob
Pulp Chamber
Clinical Crown
19. A lifetime of generations of teeth - like a conveyor belt. such teeth have a breif life and are simple in design
Polyphyodont
Labial
Individual cusps are named how?
Lob
20. Total of 20 ___________ teeth - 8 incisors - 4 cuspids - and 8 molars. No premolars are developed. Incisors are the first to erupt.
Marginal Ridges
Primary Teeth (Deciduous)
Molars
Homodo
21. The developmental absence of teeth
Cuspids
Facial
Anodontia
Diphyodont
22. An encircling girdle-like structure (as the ridge around the base of a tooth)
Lob
Monophyodont
Cingul
Mandibl
23. A horseshoe shaped bone wich articulates with thte skull by way of the TMJ.
Catenary Arch
Mandibl
Triangular Ridges
Lob
24. The entrance point of the nerve - blood vessels and connective tissue that constitutes the pulp.
Root Apex
Mamelon
Mesial
Pulp Cavity
25. Rounded prominences on the incisal edge of newly erupted anterior teeth. (3 bumps on permanent teeth)
Molars
Mamelon
Pulp
Heterodont
26. Makes up the bulk of the tooth structures located around the pulp cavity and under the enamel within the anatomical crown.
Triangular Ridges
Dentin
Maxilla
Anodontia
27. The enamel covered part of a tooth above the gum
Anatomical Crown
Buccal
Pulp
Heterodont
28. Linear elevations found at the mesial and distal terminations of the occlusal surfaces of posterior teeth. Also found on anterior teeth but are less prominent - forming the lateral margins of the lingual surface
Facial
Mamelon
Root
Marginal Ridges
29. Surface of the tooth towards the midline
Marginal Ridges
Facial
Individual cusps are named how?
Mesial
30. Any linear elevation on the surface of a tooth.
Facial
Homodo
Ridge
Triangular Ridges
31. The 4 front teeth - known as the biting edge of the anterior teeth.
Incisors
Root
Pulp Chamber
Triangular Ridges
32. Surface of the tooth away from the midline
Lob
Distal
Marginal Ridges
Anodontia
33. Function is holding and grinding; 4 mandible - 4 maxillary; 2-3 cusps; posterior teeth
Homodo
Clinical Crown
Premolars
Occlusal
34. Teeth next to the incisors. One tooth per quadrant - primarily used in tearing/ripping food.
Enamel
Molars
Cuspids
Heterodont
35. The portion that you can see when veiwing the mouth.
Pulp Cavity
Maxilla
Clinical Crown
Diphyodont
36. Surface of the tooth adjacent to the cheek.
Incisors
Homodo
Root Apex
Buccal
37. All of the teeth in the jaw are alike.
Homodo
Mesial
Polyphyodont
Distal
38. Mesiobuccal - Mesiolingual - Distobuccal and Distolingual.
Heterodont
Individual cusps are named how?
Premolars
Cuspids
39. The space that contains the pulp or 'nerve' of the tooth
Maxilla
Pulp Cavity
Labial
Root
40. Lip/ front part of the facial surface for incisors and canines.
Maxilla
Root
Labial
Mesial