Why is the skin classified as a component of innate immunity?
A) It is a physical, not a chemical, barrier to antigens invading the human body.
B) It does not initiate specific immune responses against antigens based on recognition.
C) It has a high concentration of monocytes that convert to wandering macrophages.
D) It is the primary location for the actual lysis of infected cells.
E) It allows the entry of selective microorganisms and foreign bodies.

Question

Quizplus · Accepted Answer

The skin is classified as a component of innate immunity because it does not require prior exposure to antigens in order to respond and does not initiate specific immune responses based on recognition, which are features of the adaptive immune system. The skin acts primarily as a physical barrier to pathogens, preventing their entry into the body.

Why Is the Skin Classified as a Component of Innate