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