First Line Of Defense Flashcards
1
Q
First line of defense:
A
Innate (natural) (native) immunity - non-specific. When this can’t handle the invasion, the second line takes over.
2
Q
Physical barriers:
A
- Skin
- Lining of gastrointestinal tract
- Lining of Genitourinary tract
- Lining of respiratory tract
3
Q
Mechanical barriers:
A
- Sloughing of cells
- Coughing and sneezing
- Urination
- Vomiting
- Mucus and cilia
4
Q
Biological barriers:
A
- Saliva
- tears
- earwax
- sweat
- pH levels
- mucus
- Normal microbiome/flora
