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Cell division is called

mitosis

What is the thickest layer of the skin

dermis

What does hydro mean

water

The process in which keratinocytes are continually shed from the skin is called

desquamation

Which cells aid in the production of collagen and elastin

fibroblasts

Which enzymes stimulates melanin production

tyrosinase

The epidermis is the outermost layer of the skin

epidermis

Which fibrous protein makes up the hair, skin and nails

keratin

Pigment granules in the basal layer are produced by which cells

melanocytes

List the layers of the skin

epidermis, dermis, subcutaneous layer

List the primary functions of the skin

sensation, protection, heat regulation, excretion, secretion and absorption.

Explain the function of the sebaceous gland

produces oil that protects the skins surface

Explain the function of the sudoriferous gland

prevent the body from overheating and excrete perspiration.

What layer of skin is the outermost layer

epidermis

What is a corneocyte

are hardened keratinocytes.

Where are corneocytes found

stratum corneum

Explain the barrier function

Keeping water in and irritants out.

Define TEWL

transepidermal water loss

What layer of skin do estheticians work on

stratum corneum

Which layer of skin does mitosis occur

Stratum germinativum

Define mitosis

the division of a mother cell into two daughter cells

Which layer of skin is also referred to as the basal layer

Stratum germinativum

Which layer of skin is the thickest

dermis

Which of the following fluid helps collagen and elastin retain moisture

Hyaluronic acid

What junction connects the epidermis to the dermis

dermal epidermal junction

Which fibrous protein makes up the hair, skin, and nails

keratin

Explain the difference between beta keratin and alpha keratin

alpha keratin is soft and beta keratin is hard.