Integumentary System

What is the primary function of keratinocytes in the skin?

• To produce melanin

• To generate keratin

• To regulate body temperature

• To act as sensory receptors

Which layer of the epidermis contains cells that are actively dividing?

• Stratum lucidum

• Stratum basale

• Stratum corneum

• Stratum granulosum

What is the function of melanocytes in the skin?

• To generate pigment and protect against UV rays

• To consume worn out cells or bacteria

• To produce keratin

• To create sweat for temperature regulation

What is the primary role of the dermis?

• To produce hair and nails

• To provide sensory functions

• To connect the skin to underlying bone and muscle

• To house blood vessels and connective tissues

Which type of burn affects both the epidermis and all of the dermis?

• Fourth degree burn

• Third degree burn

• Second degree burn

• First degree burn