Understanding:
6.3.U1: The skin and mucous membranes form a primary defense against pathogens that cause infectious disease.
Objective:
6.3.U1: The skin and mucous membranes form a primary defense against pathogens that cause infectious disease.
Objective:
- Define pathogen.
- State that skin and mucous membranes form the first line of defense against pathogens.
- Outline the role of skin, sebaceous glands and mucous membranes in the defense against pathogens.