Although the integument is a covering, it is by no means simple, and some of its functions include ________.
A) the dermis providing the major mechanical barrier to chemicals, water, and other external substances
B) resident macrophage-like cells whose function is to ingest antigenic invaders and present them to the immune system
C) cooling the body by increasing the action of sebaceous glands during high-temperature conditions
D) epidermal blood vessels serving as a blood reservoir

Question

Quizplus · Accepted Answer

One of the functions of the integument is to protect the body from pathogenic invaders, which is achieved through resident macrophage-like cells called Langerhans cells that recognize and ingest antigenic invaders, and then present them to the immune system to trigger an immune response. None of the other options listed relate to this function.

Although the Integument Is a Covering, It Is by No