1. Which of the following word parts indicates a type of bacteria is arranged in chains?

2. If an image is blurred, what is the corrective measure to ensure that the next image is clear?

3. A dental hygienist is helping to organize a community program to reduce the incidence of periodontal disease. The oral health of the community is assessed using questionnaires that are mailed out to community residents. After analyzing the data collected through the survey, the dental hygienist and the rest of the team determine that males between the ages of 40 and 58 are most at risk for periodontal disease; therefore, they decide that their program should be designed to focus specifically on this group.
In the above scenario, questionnaires were used to assess the community’s overall oral health. What is one disadvantage of this method?

4. Which of the following best describes periodontal flap surgery?

5. Tetracyclines often cause suprainfections BECAUSE this class of antibiotics binds to the 30S ribosome and impedes the synthesis of proteins.

6. Patients with some form of thyroid disease commonly present with

7. There are several standards of professional responsibility specific to the dental hygiene profession. Which of the following is a responsibility a dental hygienist has to his or her community or to society in general?

8. Which cranial nerve is the largest nerve in the body?

9. A benign soft tissue lesion composed of a circumscribed mass of mature fat cells is known as a

10. The main purpose of a case presentation is to

11. Excluding the pharynx, the majority of oral carcinomas occur on the

12. The hygienist outlined the benefits of fluoride treatment for the patient. For that patient to give informed consent or refusal, what other information must the hygienist provide?

13. A dental hygiene professional is involved in a school program that is administering fluoride mouth rinses to elementary students. The dental hygiene professional should instruct the students to swish the fluoride solution for

14. The research results of one study led the authors to conclude that there is a negative correlation between average brushing time and the number of fillings required before adulthood. This means that

15. Which of the following describes the process of scaling and root debridement?

16. Which of the following is a Gram-negative microorganism?

17. Which of the following tooth-brushing techniques is NOT recommended due to its up and down vertical motion from maxillary to mandibular teeth?

18. Which of the following microorganisms forms protective cysts to survive harsh environments?

19. A mother brings her child in for his first routine visit. The child is 5 years old and has already gotten his 6-year-old molars. The dentist likes to have radiographs taken on children at their first dental visits to get close-up readings of their teeth and gums to help diagnose any problems early in their development. The mother does not like the idea of exposing her child to radiation at such a young age, but she agrees with the condition that she must be in the room. The child is situated in the chair, and the backrest and headrest are adjusted to make the patient as comfortable as possible to minimize movement during exposure. The radiographs show darkening between the molar and cuspid on the right side of the mouth.
In order to get an accurate image of the 6-year-old molars, to what degree should the average angulation of the tube be adjusted?

20. In a medical emergency, it is mandatory that all dental personnel know emergency procedures and have the ability to provide basic life support (BLS) BECAUSE the main way to manage emergencies involves BLS.

21. Which part of the endocrine system regulates the body’s homeostasis?

22. A lecture is one method that can be used to present instructional units that are part of a community program. Which of the following is a disadvantage usually associated with lectures, or informative talks?

23. Which artery supplies the brain with blood?

24. Which of the following is the first bone lost in periodontal disease?

25. For how long does a varnish impregnate a tooth with fluoride after it has been applied topically?