1、中山大学牙体牙髓病学考试试题 B 及答案解析(总分:100.00,做题时间:90 分钟)一、单选题(总题数:30,分数:30.00)1. (分数:1.00)A.B.C.D.E.2. (分数:1.00)A.B.C.D.E.3. (分数:1.00)A.B.C.D.E.4. (分数:1.00)A.B.C.D.E.5. (分数:1.00)A.B.C.D.E.6. (分数:1.00)A.B.C.D.E.7. (分数:1.00)A.B.C.D.E.8. (分数:1.00)A.B.C.D.E.9. (分数:1.00)A.B.C.D.E.10. (分数:1.00)A.B.C.D.E.11. (分数:1.00)
2、A.B.C.D.E.12. (分数:1.00)A.B.C.D.E.13. (分数:1.00)A.B.C.D.E.14. (分数:1.00)A.B.C.D.E.15. (分数:1.00)A.B.C.D.E.16. (分数:1.00)A.B.C.D.E.17. (分数:1.00)A.B.C.D.E.18. (分数:1.00)A.B.C.D.E.19. (分数:1.00)A.B.C.D.E.20. (分数:1.00)A.B.C.D.E.21. (分数:1.00)A.B.C.D.E.22. (分数:1.00)A.B.C.D.E.23. (分数:1.00)A.B.C.D.E.24. (分数:1.00)A
3、.B.C.D.E.25. (分数:1.00)A.B.C.D.E.26. (分数:1.00)A.B.C.D.E.27. (分数:1.00)A.B.C.D.E.28. (分数:1.00)A.B.C.D.E.29. (分数:1.00)A.B.C.D.E.30. (分数:1.00)A.B.C.D.E.二、名词解释(总题数:5,分数:20.00)31. (分数:4.00)_32. (分数:4.00)_33. (分数:4.00)_34. (分数:4.00)_35. (分数:4.00)_三、简答题(总题数:3,分数:20.00)36. (分数:7.00)_37. (分数:6.00)_38. (分数:7.00
4、)_四、问答题(总题数:2,分数:30.00)39. (分数:15.00)_40. (分数:15.00)_中山大学牙体牙髓病学考试试题 B 答案解析(总分:100.00,做题时间:90 分钟)一、单选题(总题数:30,分数:30.00)1. (分数:1.00)A. B.C.D.E.解析:2. (分数:1.00)A.B.C.D.E. 解析:3. (分数:1.00)A.B.C. D.E.解析:4. (分数:1.00)A.B.C. D.E.解析:5. (分数:1.00)A. B.C.D.E.解析:6. (分数:1.00)A.B.C. D.E.解析:7. (分数:1.00)A. B.C.D.E.解析:
5、8. (分数:1.00)A.B.C.D.E. 解析:9. (分数:1.00)A.B.C.D. E.解析:10. (分数:1.00)A.B.C.D. E.解析:11. (分数:1.00)A. B.C.D.E.解析:12. (分数:1.00)A.B. C.D.E.解析:13. (分数:1.00)A.B.C. D.E.解析:14. (分数:1.00)A.B.C.D.E. 解析:15. (分数:1.00)A.B. C.D.E.解析:16. (分数:1.00)A.B.C.D. E.解析:17. (分数:1.00)A. B.C.D.E.解析:18. (分数:1.00)A.B.C.D.E. 解析:19. (
6、分数:1.00)A.B.C. D.E.解析:20. (分数:1.00)A.B. C.D.E.解析:21. (分数:1.00)A. B.C.D.E.解析:22. (分数:1.00)A. B.C.D.E.解析:23. (分数:1.00)A.B.C.D.E. 解析:24. (分数:1.00)A.B.C. D.E.解析:25. (分数:1.00)A.B.C. D.E.解析:26. (分数:1.00)A.B.C. D.E.解析:27. (分数:1.00)A.B.C.D.E. 解析:28. (分数:1.00)A.B.C. D.E.解析:29. (分数:1.00)A.B.C.D.E. 解析:30. (分数:
7、1.00)A.B.C.D.E. 解析:二、名词解释(总题数:5,分数:20.00)31. (分数:4.00)_正确答案:(Dentine hypersensitivity A form of hypersensitivity caused by the effects of thermal, electric and stimuli on the exposed dentine. )解析:32. (分数:4.00)_正确答案:(Resistance form Resistance form is the cavity form to prevent the remaining tooth an
8、d filling substasnce form fractured during mastication. )解析:33. (分数:4.00)_正确答案:(Rubber dam The rubber dam is a thin sheet of rubber which, when placed over a single tooth or a group of teeth, excludes saliva from the field of operation. )解析:34. (分数:4.00)_正确答案:(Master apical file The largest file tha
9、t perform apical enlargement. )解析:35. (分数:4.00)_正确答案:(DMF(S) index DMF(S) to denote decayed, missing, and filled surfaces in permanent teeth. )解析:三、简答题(总题数:3,分数:20.00)36. (分数:7.00)_正确答案:(What are the five mechanical objectives of root canal shaping? Develop a continuously tapering form Make the cana
10、l narrower apically with the narrowest cross-sectional diameter at its terminus Make the preparation in multiple planes Never transport the foramen Keep the apical foramen as small as practical To clean and seal foramen, MAF should be at least No.20 or 25 in the ISO sizing )解析:37. (分数:6.00)_正确答案:(Pl
11、ease state the prognosis of replantation in a simple way. Surface resorption Inflammation resorption Replacemen resorption )解析:38. (分数:7.00)_正确答案:(outline the mechanisms of plaque formation. The attachment , growth , removal and reattachment of bacteria to the tooth surface is a continuous and dynam
12、ic process. However, several distinct processes can be recognized. Absorption of salivary proteins and glycoproteins, together with some bacterial molecules, to the tooth surface to form a conditioning film(the acquired pellicle). Long-range(50nm), non-specific interaction of microbial cell surfaces
13、 with the acquired pellicle via van der Waals attractive forces. Shorter-range(10-20nm) interactions, in with the interplay of van der Waals attraction forces and electrostatic repulsion produces a weak area of attraction that can result in reversible to the surface. Irreversible adhesion can occur
14、if specific inter-molecular interactions take place between adhesions on the cell surface and receptors in the acquired pellicle. Secondary or late-colonisers attach to primary colonizers (coaggregation), also by specific inter-molecular interactions. Cell division of the attached cells to produce c
15、onfluent growth, and a biofilm. )解析:四、问答题(总题数:2,分数:30.00)39. (分数:15.00)_正确答案:( )解析:40. (分数:15.00)_正确答案:(Class I: lesions occur in pits and fissures on the facial, lingual, and occlusal surfaces of molars and premolars, and, less often, the lingual surfaces of maxillary anterior teeth (most frequentl
16、y lateral incisors, less frequently central incisors, rarely canines). Class II: lesions occur on the proximal surfaces of the posterior teeth (molars and premolars). If a proximal surface of a posterior tooth is involved in a restoration, it is a Class II restoration Class III: lesions occur on the
17、 proximal surfaces of anterior teeth (central and lateral incisors and canines). Class III cavities do not involve an incisal angle. Class IV: lesions occur on the proximal surfaces of anterior teeth when the incisal angle requires restoration. The angle may have to be removed because of its fragili
18、ty or for proper placement of the restoration, or it may have been fractured by trauma. Class V: lesions occur on smooth facial and lingual surfaces in the gingival third of teeth. This class begin close to the gingiva and may involve a cementum or dentinal surface as well as the enamel Class VI: lesions are pit or wear defects on the incisal edges of anterior teeth or the cusp tips of posterior teeth )解析: