Question

which of the following two systems protect the body from infection? choose two answers. a. immune system b. digestive system c. integumentary system d. respiratory system e. nervous system

Explanation:

The immune system has cells and molecules that recognize and eliminate pathogens. The integumentary system, consisting of skin, hair, nails etc., acts as a physical barrier to prevent pathogen entry.

Answer:

A. Immune System
C. Integumentary System