The Immune System Flashcards
1
Q
A physical barrier to prevent invading organisms from entering the body
A
the skin
2
Q
- involves binding antigens to antibodies
- labels potentially dangerous antigens so it can be destroyed
- immune system immediately responds to the presence of any antigen
A
antigen-antibody reaction
3
Q
A disease fighting protein created by the immune system in response to to the presence of a specific antigen
A
antibody
4
Q
- binds with specific antigens in the antigen-antibody response
- the terms antibody and ________________ are often used interchangeably
A
Immunoglobulins
5
Q
type of leukocytes that surrounds and kills invading cells
A
Macrophage
6
Q
The state of being resistant to a specific disease
A
Immunity
7
Q
Resistance without the administration of an antigen or exposure
A
natural immunity
8
Q
Obtained by having had a contagious disease being vaccinated provides protection without having been exposed
A
acquired immunity
