Feedback Loops and the Integumentary System

Front

What is the pigment produced by your skin that protects you from UV radiation?

Back

Melanin is the pigment produced by the skin that protects against UV radiation.

Front

Which epidermal layer is only found in thick skin like that on the palms of your hands?

Back

The stratum lucidum is the epidermal layer found only in thick skin.

Front

What is the function of sebum?

Back

Sebum keeps the skin soft and moist.

Front

Which of the following is NOT a function of skin?

Back

Production of vitamins is NOT a function of skin.

Front

What type of feedback loop is shown when a system responds to a change by initiating responses that will counteract that change?

Back

Negative feedback loop.

Front

Define the integumentary system.

Back

The integumentary system includes the skin, hair, nails, and glands, serving as a barrier to protect the body.

Front

What role does melanin play in the skin?

Back

Melanin provides pigmentation and protects the skin from UV radiation.

Front

What is the primary function of the stratum corneum?

Back

The stratum corneum acts as a barrier to protect underlying tissues from infection, dehydration, and mechanical stress.

Front

What is the role of keratin in the skin?

Back

Keratin provides strength and waterproofing to the skin.

Front

How does the skin help regulate body temperature?

Back

The skin regulates body temperature through sweat production and blood vessel dilation or constriction.