How Do Melanocytes and Keratinocytes Work Together to Protect the Skin

question 13

Multiple Choice

How do melanocytes and keratinocytes work together to protect the skin from UV damage?

• A) Keratinocytes provide the melanocyte with nutrients critical for melanin synthesis.
• B) Keratinocytes maintain the appropriate temperature so the melanin will not denature.
• C) Keratinocytes accumulate melanin granules to shield the keratinocyte's DNA.
• D) Keratinocytes maintain the proper pH for melanocytes to synthesize melanin granules.

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Definitions:

Testosterone

A steroid hormone that plays a key role in the development of male reproductive tissues, as well as promoting secondary sexual characteristics such as increased muscle and bone mass, and the growth of body hair.

Sexual Motivation

refers to the biological, emotional, cognitive, and social factors that drive and influence sexual behavior and desires.

Estrogen Levels

Refers to the amount of estrogen, a primary female sex hormone, present in the body, which plays key roles in the reproductive system and secondary sex characteristics.

Androgens

A group of hormones that play a role in male traits and reproductive activity. Present in both men and women, they are often called male hormones.