Humans evolved to have darker skin tones if their ancestors lived near the equator because the darker melanin in dark skin protected the person from the breakdown of ______________ by the sun's rays.

People who migrated to the northern regions of earth evolved to have lighter skin tones. A lighter skin tone allowed them to capture more of the sun's rays to use for the synthesis of ____________.

_______________ is a chemical that the body needs to absorb calcium and grow bones.

___________ is a B complex vitamin that is needed for healthy sperm production and the normal development of a baby.

There are _________________ types of melanin that are produced in human skin.

The ________________ is located near the root of the hair so that it can detect minor movements of the hair shaft.

What is structure 1?

What is structure 5?

What is structure 14?

During which phase of wound healing does vasodilation occur?

Which area would contain adipose tissue?

It is recommended that you wear a broad-spectrum sunscreen with an SPF of at least _______ on a daily basis.

An open comedo is also known as a ____________.

Which of these is an inflammatory, uncomfortable, and often chronic disease of the skin, characterized by moderate to severe inflammation, scaling, and sometimes severe itching?

What is the most dangerous form of skin cancer, often characterized by black or dark brown patches on the skin that may appear uneven in texture, jagged, or raised?

A skin condition caused by an inflammation of the sebaceous glands that is often characterized by redness, dry or oily scaling, crusting, and/or itchiness is ____________.

Acne is a skin disorder characterized by chronic inflammation of the __________ glands.

A ____________ is a slightly raised mark on the skin formed after an injury or lesion of the skin has healed.

An allergy to an ingredient or chemical, usually caused by repeated skin contact with the chemical

Most common and least severe type of skin cancer; often characterized by light or pearly nodules

An inflammatory, uncomfortable, and often chronic disease of the skin; characterized by moderate to severe inflammation, scaling, and sometimes severe itching.

Recurring viral infection.

Skin disease characterized by red patches covered with silver-white scales.

Chronic condition that appears primarily on the cheeks and nose, and is characterized by flushing (redness), telangiectasis (distended or dilated surface blood vessels), and, in some cases, the formation of papules and pastules.

People who are infected with the virus that causes chicken pox can experience the following symptoms:

If you are infected with the chicken pox virus as a child, you can also have this condition as an adult:

The patient in the photo is experiencing small, red, puss-filled bumps across the cheeks and nose. What condition does she likely have?

Based on the data observed in the picture, which skin disease or disorder does this patient likely have?

Which term is spelled correctly to mean skin and its accesory organs

Select the correctly spelled medical term that means cancer tumor.

A malignant melanoma is a cancerous growth composed of________________.

what is the fibrous water repellent protein that is found in hair, skin and nails?

What is the correct spelling for the term meaning pigment responsible for skin color.

Which is the most life threatening skin cancer?

Scar tissue is formed during which phase of wound healing?

During this stage of wound healing, granular tissue with many fibroblast cells secretes collagen and fills the wound.

During this stage of wound healling, a sturdier collagen and fibers arrange in linear fashion to form a scar inside the wound.