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Which order is correct, beginning at the top, for a business letter?

While assessing your patient’s recession, you could see the entrance to the furcation on the buccal surface of tooth 30. What class of furcation would this be?

A random sample of RIT college students were sampled in week 10 of the semester and asked the number of hours they spent studying per week. The data can be found in data set provided before starting the exam. Use the sheet: Study Hours.   A. Estimate, with 95% confidence, the population mean number of hours spent studying per week for RIT students. Show the Minitab output. B. Provide a one sentence statistical interpretation of the confidence interval in the context of the problem. [5 points] C. Determine if the normality assumption has been met. Use one sentence to clearly state your answer and explain how you came to your conclusion. You do not need to show supporting output but rather explain what you did. [5 points] D. Do we have 95% confidence that the population mean number of hours RIT students study per week is at most 20 hours? Use one complete sentence to explain your answer. [4 points]  

All of the following interventions EXCEPT one might be provided in the dental setting to treat this client’s areas of dentinal hypersensitivity. Which one is the EXCEPTION?

Your new patient, Mrs. Gingi Va is seated in your chair.  She is 55 years old and recently retired from the school district.  She appears to be a little apprehensive and uncomfortable being at her appointment.  Her medical history indicates high blood pressure and a heart murmur.  She says her heart murmur is okay and that she has had it for 21 years.  Additionally, she has a pace maker, and shows you documentation from her cardiologist that it is shielded and was placed five years ago.  Mrs. Gingi Va’s last medical exam was last month as she has recently had her left hip replaced.  She takes no medications presently by prescription.  She used to smoke one pack of cigarettes per day but no longer smokes due to successful acupuncture therapy.  Her last cleaning was over five years ago.  When Mrs. Gingi Va has had her teeth scaled in the past, it has been painful, and she has experienced post treatment sensitivity.  She also states apprehension because she is worried about her “gums hurting while the scraping happens”.  She loves her Starbucks and drinks vanilla lattes all day long.  She states she has all of her teeth with the exception of an implant that is replacing tooth #9.  She wears a nite guard appliance that is designed to reduce night-time occlusal forces on the implant.  Your patient states that she has been experiencing ‘movement’ and bleeding with her implant tooth #9. What should you do?  

The total width of the gingiva on the facial aspect of a lower right canine is 8 mm. The gingival margin level is +1. The probing depth is 4 mm. What is the width of the attached gingiva for this tooth?

All of the following are TRUE of magnetostrictive ultrasonic scaling units EXCEPT:

Which of the following is the best single estimate of the periodontal support around a tooth?

Which of the following notations should be recorded as the gingival margin level for the tooth illustrated below? Assume that the markings on the color-coded probe are at 3, 6, 9, and 12 mm.

The descriptive terms “right” and “left” for the curved slim ultrasonic tips refer only to the bend in the insert design, not to the location for use in the mouth.