whAT IS the difference between physical and physiological barriers of innate immunity - Biology - Human Health and Disease

Question

whAT IS the difference between physical and physiological
barriers of innate immunity?

Krishnakoli Datta · Accepted Answer

Physical barriers of innate immunity: They protect from
outside

Skin

Mucous membrane

Saliva

Sweat

Physiological barrier of innate immunity: They provide protection
from inside

Body temperature

Body pH

Secretion of body fluid

Acid secretion

whAT IS the difference between physical and physiological barriers of innate immunity?