15 Composition of saliva in the oral cavity is a 90 water b 50 water c 98 water

15 composition of saliva in the oral cavity is a 90

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15. Composition of saliva in the oral cavity is --------------------. a- 90 % water. b- 50% water. c- 98% water. d- 80% water. 16. Eruption phase of tooth movement begins by -------------------. a- Crown formation. b- Root formation. c- Enamel formation. d- None of the above. PDF created with pdfFactory Pro trial version
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17. Growth of jaws in length and width is called ---------------------. a- Miseal shifting. b- Distal shifting. c- Bodily movement. d- None of the above. 18. When there s increase in height of the jaws this lead to ------------ -------------------. a- Tilting movement. b- Occlusal movement. c- Bodily movement. d- Rotating movement. 19. Permanent incrisors and canine teeth germs develops -------------- -- to their predecessor. a- Labial. b- Lingual. c- Far apical. d- Far away. 20. The tooth germs of unerupted teeth are surrounded by bony ------ -----------------------. a- Socket. b- Crypt. c- Alveolar bone. d- All of the above. 21. The bony crypt of permanent teeth germs are attached to bone of the lingual plate of the jaw through a canal called --------------------. a- Lingual canal. b- Gubernacular canal. c- Labial canal. d- None of the above. PDF created with pdfFactory Pro trial version
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22. All permanent teeth have predecessor deciduous teeth except------ ------------------------. a- Premolar. b- Incisors. c- Canines. d- Molar. 23. Osteoclast cells make ----------------------------------. a- Bone deposition. b- Bone resorption. c- All of the above. d- None of the above. 24. Types of teeth movements during the eruptive phase includes ---- ----------------. a- Occlual movement. b- Drifting & tilting. c- Rotating movement. d- All of the above. 25. Root formation begins towards floor or bony crypt causing bone - -------------------------.
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  • Spring '20
  • Internal carotid artery, sublingual gland, facial artery, Parotid gland, Salivary gland, Submandibular gland

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