Melanoma is a dysfunction of what body system?

a. Urinary
b. Integumentary
c. Nervous
d. Circulatory

b. Integumentary

Melanoma is a dysfunction of the integumentary system.

To determine the correct answer, we need to understand what melanoma is. Melanoma is a type of skin cancer that develops from the pigment-producing cells in the skin called melanocytes. With this information, we can now identify the body system that is affected by melanoma.

The integumentary system is responsible for protecting the body from environmental factors and is composed of the skin, hair, nails, and associated glands. Since melanoma originates in the skin and specifically affects the melanocytes, the correct answer is:

b. Integumentary system