Which Part of the Physical Defense System Uses Skin-Associated Lymphoid

Question

Which part of the physical defense system uses skin-associated lymphoid tissue (SALT)?
A) gastrointestinal tract
B) lungs
C) skin
D) mucus membranes
E) defensins

Accepted Answer

Skin-associated lymphoid tissue (SALT) is a type of lymphoid tissue found in the skin that plays a role in the immune response to pathogens. Therefore, the part of the physical defense system that uses SALT is the skin.