The nail structure is partially composed of ____________.

• the granular layer

• the hyponychium

• pores

• follicles

The type of light wavelength that ranges between 320 and 400 nanometers and penetrates deep into the skin is ____________.

• HEV light

• UVB radiation

• UVC radiation

• UVA radiation

Protein structures are altered and biological activity is decreased by ____________.

• glycation

• glucose

• cortisol

• desmosomes

Healthy skin is ____________.

• slightly rough

• slightly acidic

• slightly dry

• slightly basic

What type of skin is healthy?

• Not acidic

• Smooth

• Not too soft

• Dry to touch

What part of the body comprises the five sections known as the stratum corneum, stratum lucidum, stratum granulosum, stratum spinosum, and stratum germinativum?

• Epidermis

• Central nervous system

• Integumentary system

• Dermis

What term does not refer to an esthetician who specializes in the beauty and health of skin?

• Skin therapist

• Specialist

• Histologist

• Technician

What does exfoliation removes and depletes?

• Leukocytes

• Lymph

• T Cells

• Lipids

All of the following cells are replaced every six to nine months EXCEPT __________.

• Kidney cells

• Collagen cells

• Heart cells

• Liver cells

The harmful effects of pollution will not be counteracted by __________.

• Routine cleansing

• Sun exposure

• Growth factor serums

• Foundation products