Quiz 5 Flashcards
1
Q
What happens within innate immunity?
A
Its barriers that prevent pathogens from entering into the body
2
Q
What act as a first line of defense against pathogens?
A
- Skin
- Mucus Membranes
3
Q
What are proteins released by infected cells that help protect surrounding uninfected cells?
A
Interferons
4
Q
What happens during an inflammatory response?
A
- Increase in capillary permeability
- Chemotaxis draws leucocytes to the site of injury
5
Q
Natural killer cells are part of the
A
Innate Immune System
6
Q
What are natural killer cells?
A
Specialized lymphocytes
7
Q
Natural killer cells promote
A
Apoptosis
8
Q
What would be the body’s response if the hypothalamus detected pyrogens?
A
An increase in body temperature set point
9
Q
The directional movement of cells in response to chemicals is called
A
Chemotaxis
