Dentistry

at a Glance

Elizabeth Kay

Multiple Choice: Chapter 23 Plaque reduction

Question 1.Which of the following is not a feature of a good manual toothbrush for routine use?

A Handle size appropriate to user age and dexterity
B Head size appropriate to the size of the patients mouth
C Use of firm bristles
D Use of round-ended nylon or polyester filaments 0.23mmin diameter
E Use of bristle pattern that enhances plaque removal in the approximal surfaces