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CE 421 - Dental Anatomy: A Review - DentalCare.com

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16. The crown of a tooth is covered with enamel and the root is covered with ____________.<br />

a. dentin<br />

b. cementum<br />

c. enamel<br />

d. apex<br />

17. Gingiva surrounds the teeth. Healthy gingiva should be __________ and __________.<br />

a. soft / stippled<br />

b. red / soft<br />

c. firm / stippled<br />

d. smooth / loose<br />

18. The Attachment Unit consists of cementum, alveolar bone and _______________.<br />

a. periodontal ligaments<br />

b. gingiva<br />

c. alveolar mucosa<br />

d. cementum<br />

19. The ____________ line angle of a tooth is away from the midline and faces the cheek.<br />

a. mesiobuccal<br />

b. distobuccal<br />

c. distolingual<br />

d. mesiolingual<br />

20. A child would be about _____ years old if the first permanent molars have erupted but the<br />

canines have not.<br />

a. 7<br />

b. 4<br />

c. 12<br />

d. 10<br />

22<br />

Crest ® Oral-B ®<br />

at dentalcare.<strong>com</strong> Continuing Education Course, April 23, 2013

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