What are the body's nonspecific defenses against invading pathogens

The leukocytes (macrophages and dendritic cells) in the body

Mucous membranes that trap foreign molecules

Cilia that tries to push out any foreign particles

Skin - nothing goes in unless skin is broken

Sweat has a low pH which many things cant live on

Low acidity in stomach (pH of 2) many thiggs can not live in such a low pH