McGuire's Integumentary System

Front

What cell produces a dark brown pigment?

Back

Melanocytes are the cells responsible for producing melanin, the dark brown pigment in the skin.

Front

What does the suffix -algia mean?

Back

The suffix -algia refers to pain.

Front

What is the outermost layer of the epidermis that constantly sheds?

Back

The stratum corneum is the outermost layer of the epidermis, consisting of dead skin cells that are continuously shed.

Front

What does the word part Erythe- (as in Erythema) signify?

Back

Erythe- refers to the color red.

Front

What does the word part 'Leuk- / Leuko-' signify?

Back

Leuk- / Leuko- refers to the color white.

Front

What is the primary function of keratinocytes?

Back

Keratinocytes are the predominant cell type in the epidermis, responsible for producing keratin, a protein that helps protect the skin.

Front

What is the role of Merkel (Tactile) Cells?

Back

Merkel cells are involved in the sensation of touch and are found in the basal layer of the epidermis.

Front

What is the function of Langerhans (dendritic) cells?

Back

Langerhans cells are part of the immune system and help detect and fight off pathogens in the skin.

Front

What is the significance of the stratum germinativum?

Back

The stratum germinativum, or basal layer, is where new skin cells are generated through mitosis.

Front

What is the role of sebaceous glands in the integumentary system?

Back

Sebaceous glands secrete sebum, an oily substance that helps to lubricate and protect the skin.