Question

Name any two physiological barriers that provide innate immunity.

Answer 1

Answer:

The innate immune system includes:

Physical Barriers. such as skin, the gastrointestinal tract, the respiratory tract, the nasopharynx, cilia, eyelashes and other body hair.

Defense Mechanisms. such as secretions, mucous, bile, gastric acid, saliva, tears, and sweat.

General Immune Responses

Answer 2

• The acid in the stomach ( HCL)
• the saliva in the mouth
• the tears in the eyes

these are the two physiological barriers that provide innate immunity..