Ch. 03: Skin Structure and Growth — Worksheet Questions

Cosmetologists should have a thorough understanding of skin structure and growth because ________.

• it helps select hairstyles that suit face shapes

• knowing the skin's underlying structure and needs is crucial to providing excellent skin care for clients

• it eliminates the need for client consultations

• it replaces the need for product knowledge

A physician who specializes in diseases and disorders of the skin, hair, and nails is known as a ________.

• trichologist

• dermatologist

• pathologist

• hematologist

__________ is a medical branch of science that deals with the study of the skin and its nature, structure, functions, diseases, and treatment.

• Cosmetology

• Anatomy

• Dermatology

• Physiology

The ________ is the outermost and thinnest layer of the skin and is made up of five layers—stratum corneum, stratum lucidum, stratum granulosum, stratum spinosum, and stratum germinativum.

• dermis

• epidermis

• subcutaneous tissue

• reticular layer

Which of the following roles does the barrier function play in the skin?

• It produces melanin to darken the skin

• It transports oxygen to tissues

• It keeps the skin moist by preventing water evaporation

• It regulates nerve impulses to muscles

__________ is a fibrous protein that is also the principal component of the skin, hair, and nails.

• Collagen

• Elastin

• Keratin

• Myosin

Which of the following statements is true of the dermis?

• It is the outermost layer composed of five strata

• It contains no blood vessels or nerves

• It is the skin's underlying layer and extends to form the subcutaneous tissue

• It is made entirely of dead keratinized cells

The ________ is the deeper layer of the dermis that supplies the skin with oxygen and nutrients.

• papillary layer

• basal layer

• reticular layer

• stratum corneum

Which of the following is a function of subcutaneous tissue?

• It initiates nerve impulses

• It gives the body smoothness and contour

• It produces sweat

• It forms the skin's acid mantle

__________ exclusively transmit impulses from the brain or spinal cord to the muscles or glands.

• Sensory nerve fibers

• Motor nerve fibers

• Secretory nerve fibers

• Interneurons