A major advantage of locally delivered antimicrobial agents over systemically delivered agents is the lowered dose of drug in blood plasma.  This means that the active agent is also present in a much lower dose at the site of infection.  

All the following are true with regard to the aging patient, EXCEPT one. Which one is the EXCEPTION? 

A patient   with an unshielded cardiac pacemaker requires antibiotic premedication before treatment.  Ultrasonic scaling systems are safe in patients with an unshielded cardiac pacemaker.  

Being accoutable for one’s own actions is assuming: 

When treating a culturally divers client, longer time should be scheduled for all of the following EXCEPT which one? 

Which of the following is the MOST effective tool for cleaning the embrasure space in a patient with missing interdental papillae? 

When adapted appropriately, thin ultrasonic tips provide excellent opportunities for access to root concavities and furcation areas.  The fluid lavage produced by ultrasonic instruments will disrupt unattached subgingival bacterial plaque from the sulcus or pocket space. 

Synopsis Gender: Female Blood pressure: 120/78 Height 5’5″ Pulse rate: 72 Case G- Questions 7 & 8 Weight: 115 lbs Respiratory: 16 Medical History:  Client notes that she has rheumatoid arthritis and that it is difficult to manipulate small objects with her hands Social History: The client currently works full-time as a secretary at a university Medications: None Dental History:  The client had periodontal surgery 4 years ago.  Since then she has lost 3 teeth– #8, 12 and 13.  Several composite fillings are present Supplemental Dental Findings: There are areas of furcation noted on the dental chart. The RDH notes the client has minor apthous ulcers.    

Which one of the following is NOT a general principle of instrument sharpening?

Airbrasive polishers are recommended for use on exposed cementum and dentin surfaces.  The use of airbrasive polishers should be avoided for a client with respiratory disease or condition that limits breathing.