DES 0830L - Expanded Functions I Lab DES 0830L - Expanded Functions I Lab 16 con. hrs. Occupational This lab provides you with the knowledge to perform expanded functions permitted by the Florida State Board of Dentistry. The ethical and legal aspects of dentistry, applying sealants, making impressions for study casts, placing and removing a rubber dam and matrices, applying cavity liners, varnishes and bases, and placing or removing temporary restorations will be discussed. Lab Fee: Yes Course Designations: (CH)