Test your basic knowledge |

Certified Dental Assistant

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. The central innermost portion of the tooth.






2. The developmental absence of teeth






3. Outer surface of teeth (labial + buccal)






4. The part of a tooth that is embedded in the jaw and serves as support






5. Surface of the tooth adjacent to the cheek.






6. Teeth next to the incisors. One tooth per quadrant - primarily used in tearing/ripping food.






7. Mesiobuccal - Mesiolingual - Distobuccal and Distolingual.






8. Surface of tooth adjacent to the tongue.






9. The 4 front teeth - known as the biting edge of the anterior teeth.






10. The portion that you can see when veiwing the mouth.






11. An encircling girdle-like structure (as the ridge around the base of a tooth)






12. 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






13. All of the teeth in the jaw are alike.






14. The enamel covered part of a tooth above the gum






15. The entrance point of the nerve - blood vessels and connective tissue that constitutes the pulp.






16. 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






17. The outermost layer of a tooth; the hardest material in the body; protects nerves and softer material inside the tooth






18. A lifetime of generations of teeth - like a conveyor belt. such teeth have a breif life and are simple in design






19. The distinctive shape of the dental arches.






20. Total of 32 ______ teeth - 8 incisors - 4 cuspids - 8 premolars - and 12 molars.






21. Small elevation on the grinding surface of a tooth






22. Formation of two sets of teeth in the life span - 'two generations of teeth'






23. Surface of the tooth towards the midline






24. The space that contains the pulp or 'nerve' of the tooth






25. A horseshoe shaped bone wich articulates with thte skull by way of the TMJ.






26. Surface of the tooth away from the midline






27. The back 12 teeth - used to chew - 3 teeth per quadrant.






28. Makes up the bulk of the tooth structures located around the pulp cavity and under the enamel within the anatomical crown.






29. Lip/ front part of the facial surface for incisors and canines.






30. Main ridges on each cusp that run from the tip of the cusp to the central part of the occlusal surface






31. One of the primary centers of formation in the development of the crown of the tooth.






32. The biting surface of posterior teeth






33. Any linear elevation on the surface of a tooth.






34. Rounded prominences on the incisal edge of newly erupted anterior teeth. (3 bumps on permanent teeth)






35. Two bones forming the upper jaw - rigidly attached to the skull.






36. Total of 20 ___________ teeth - 8 incisors - 4 cuspids - and 8 molars. No premolars are developed. Incisors are the first to erupt.






37. Distictive classes of teeth that are regionally specialized






38. One generation of teeth






39. The center or innermost portion of the tooth containing the pulp






40. Function is holding and grinding; 4 mandible - 4 maxillary; 2-3 cusps; posterior teeth