Unit 1 – Assessment

Optical radiation is electromagnetic radiation with wavelengths between 100 nm and 1 mm. Which one of the following wavelength bands is considered to be INFRARED radiation?

Which one of the following characteristics most closely applies to ULTRAVIOLET (UV) radiation?

Which one of the following statements about solar ULTRAVIOLET (UV) radiation reaching the earth’s surface is true?

INFRARED radiation was divided into 3 classes (IRA, IRB and IRC) by the International Commission on Illumination (CIE) in 1987. Which one of the following spectral bands are defined as IRC?

Some electromagnetic radiation can cause skin damage and alter human DNA. Which part of the electromagnetic spectrum is potentially the most dangerous?

Laser radiation in the UVA region is absorbed predominantly in which part of the eye?

What are the units of measurement of the wavelength of a laser or IPL output?

Which of the following statements are true of cosmetic and surgical lasers and IPLs? (check all that apply)

By which delivery system is a laser beam most often transmitted to the target tissue?

An articulated arm delivery system is usually required for which kind of lasers:

Which wavelength band is considered to be light in the green spectrum?

If energy from a cutaneous laser or IPL is distributed UNEVENLY over the treatment spot on tissue, the most likely treatment outcomes are:

Which of the following substances is used in the flashlamp an intense light source?

Which of the following statements best describes an LED light source?

Over time in use, IPL flashlamps emit less light energy and the mix of wavelengths changes, resulting in less treatment efficacy. Which of the following statements is true?