172k views
15 votes
What are the front line barriers for keeping pathogens out of the body?

User Happymeal
by
7.5k points

2 Answers

11 votes

Answer:

Skin

Step-by-step explanation:

Mucous membranes, and endothelia serve as physical barriers that prevent microbes.

User Kevin Sun
by
7.2k points
5 votes

Answer:

the skin

Step-by-step explanation:

User Jeanot Zubler
by
8.1k points
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.