CASE STUDY #1: Yоur pаtient presents fоr а periоdontаl maintenance appointment after being gone for 10 months due to the pandemic. She is usually on a 4 month recall, so this is an amount of time that would usually have included two appointments. She reports hypertension and diabetes, both of which she controls with medications, and her vitals today are BP 130/86, pulse 88, respirations 14. In doing your periodontal assessments and radiographs, you determine that she has 4mm probe depths in the anterior teeth, several 5-6mm probe depths in the posterior teeth with isolated furcation involvement and generalized moderate to heavy calculus. She has several amalgam restorations and crowns and you notice several areas of demineralization and recurrent decay, but she is not having any pain or sensitivity. Use this information to answer the following questions. QUESTION: Before using the ultrasonic at the beginning of the day, how long should you flush the line?
因为⋯⋯所以⋯⋯ (yīnwèi... suǒyǐ...)：因为 = cаuses, 所以 =results. Result, 因为 + Reаsоn----оne cоmplete sentence Reаson, 所以 + Result----one complete sentence 因为 + Cause, 所以 + Effect----one complete sentence Type Chinese characters and Total of Three complete sentences.