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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. Main ridges on each cusp that run from the tip of the cusp to the central part of the occlusal surface
Triangular Ridges
Individual cusps are named how?
Buccal
Cusp
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
Mandibl
Polyphyodont
Cervical Line
Root Apex
3. The entrance point of the nerve - blood vessels and connective tissue that constitutes the pulp.
Cusp
Mamelon
Anatomical Crown
Root Apex
4. An encircling girdle-like structure (as the ridge around the base of a tooth)
Lingual
Occlusal
Cingul
Lob
5. The outermost layer of a tooth; the hardest material in the body; protects nerves and softer material inside the tooth
Marginal Ridges
Enamel
Pulp
Maxilla
6. A horseshoe shaped bone wich articulates with thte skull by way of the TMJ.
Occlusal
Mandibl
Lingual
Molars
7. The space that contains the pulp or 'nerve' of the tooth
Cingul
Buccal
Root
Pulp Cavity
8. Rounded prominences on the incisal edge of newly erupted anterior teeth. (3 bumps on permanent teeth)
Pulp Cavity
Mamelon
Distal
Premolars
9. The biting surface of posterior teeth
Pulp Cavity
Cingul
Homodo
Occlusal
10. The back 12 teeth - used to chew - 3 teeth per quadrant.
Diphyodont
Molars
Primary Teeth (Deciduous)
Monophyodont
11. Mesiobuccal - Mesiolingual - Distobuccal and Distolingual.
Homodo
Individual cusps are named how?
Buccal
Occlusal
12. Outer surface of teeth (labial + buccal)
Incisors
Facial
Mesial
Anatomical Crown
13. Distictive classes of teeth that are regionally specialized
Heterodont
Diphyodont
Clinical Crown
Mesial
14. One of the primary centers of formation in the development of the crown of the tooth.
Polyphyodont
Lob
Molars
Diphyodont
15. The portion that you can see when veiwing the mouth.
Cervical Line
Facial
Clinical Crown
Mesial
16. Small elevation on the grinding surface of a tooth
Cusp
Catenary Arch
Heterodont
Triangular Ridges
17. Formation of two sets of teeth in the life span - 'two generations of teeth'
Diphyodont
Secondary teeth
Polyphyodont
Cervical Line
18. The 4 front teeth - known as the biting edge of the anterior teeth.
Facial
Incisors
Mesial
Triangular Ridges
19. Lip/ front part of the facial surface for incisors and canines.
Lob
Labial
Mesial
Mamelon
20. The developmental absence of teeth
Labial
Distal
Anodontia
Premolars
21. Total of 32 ______ teeth - 8 incisors - 4 cuspids - 8 premolars - and 12 molars.
Enamel
Heterodont
Secondary teeth
Occlusal
22. Two bones forming the upper jaw - rigidly attached to the skull.
Maxilla
Pulp Cavity
Molars
Occlusal
23. The central innermost portion of the tooth.
Pulp Cavity
Mesial
Pulp
Anatomical Crown
24. The enamel covered part of a tooth above the gum
Anatomical Crown
Distal
Heterodont
Buccal
25. The center or innermost portion of the tooth containing the pulp
Occlusal
Individual cusps are named how?
Pulp Chamber
Facial
26. All of the teeth in the jaw are alike.
Mandibl
Homodo
Lob
Cuspids
27. Surface of the tooth away from the midline
Root Apex
Incisors
Distal
Root
28. Total of 20 ___________ teeth - 8 incisors - 4 cuspids - and 8 molars. No premolars are developed. Incisors are the first to erupt.
Primary Teeth (Deciduous)
Monophyodont
Maxilla
Cervical Line
29. Teeth next to the incisors. One tooth per quadrant - primarily used in tearing/ripping food.
Heterodont
Cuspids
Individual cusps are named how?
Secondary teeth
30. Surface of the tooth towards the midline
Lob
Buccal
Catenary Arch
Mesial
31. Any linear elevation on the surface of a tooth.
Marginal Ridges
Ridge
Catenary Arch
Anatomical Crown
32. Surface of tooth adjacent to the tongue.
Cuspids
Anodontia
Incisors
Lingual
33. The distinctive shape of the dental arches.
Monophyodont
Occlusal
Catenary Arch
Pulp Chamber
34. A lifetime of generations of teeth - like a conveyor belt. such teeth have a breif life and are simple in design
Enamel
Mamelon
Cusp
Polyphyodont
35. Function is holding and grinding; 4 mandible - 4 maxillary; 2-3 cusps; posterior teeth
Enamel
Premolars
Maxilla
Cuspids
36. 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
Diphyodont
Mesial
Pulp Cavity
Marginal Ridges
37. The part of a tooth that is embedded in the jaw and serves as support
Ridge
Secondary teeth
Root
Homodo
38. Makes up the bulk of the tooth structures located around the pulp cavity and under the enamel within the anatomical crown.
Dentin
Ridge
Occlusal
Cervical Line
39. Surface of the tooth adjacent to the cheek.
Anatomical Crown
Buccal
Mamelon
Molars
40. One generation of teeth
Monophyodont
Ridge
Dentin
Clinical Crown