Question

quiz - unit 1: introduction to anatomy and physiology
legacy - anatomy and physiology
10 of 21
body systems working together to combat pathogens are examples of which type of immunity?
natural
acquired
passive
active

Explanation:

Natural immunity involves the body's innate defenses like physical barriers and immune - cell responses from various body systems working together to combat pathogens without prior exposure to a specific pathogen. Acquired immunity is developed after exposure to a pathogen. Passive immunity is the transfer of antibodies. Active immunity involves the body actively producing antibodies after exposure. Since the question refers to body systems working together without specifying prior exposure, it is natural immunity.

Answer:

Natural