Final answer:
The deepest component of the integumentary system is the stratum basale, located in the epidermis. It is responsible for producing new skin cells and is separated from the dermis by the basement membrane.
Step-by-step explanation:
The deepest component of the human integumentary system is the stratum basale. This layer is located in the epidermis and attaches the epidermis to the basal lamina. It contains stem cells and is responsible for producing new skin cells. The stratum basale is separated from the dermis by the basement membrane.