________ Examination of the nose and throat is part of a physical examination and is considered routine in most offices

An applicant taking the certification exam offered through NHA must have either a high school diploma, or its equivalency, and have recently worked in the field of certification for a minimum of how many years as a full-time employee?

a. 3 years b. 1 years c. 2 years d. 4 years

Fogged dental radiography film can be caused by what?

exposure to heat outdated film exposure to light any of the above