Robert's Rules of Order is the title of a book that was intended for adoption within groups wishing to follow a parliamentary authority for meetings

The band of radiation with a wavelength between 180 and 400 nm is

A) visible light B) X-ray C) infrared D) ultraviolet

Which of the following is the most common sign of occlusal trauma?

A) Pain B) Sensitivity C) Cracked tooth D) Gingival inflammation E) Increasing mobility