Immunity Flashcards Preview

Human Biology > Immunity > Flashcards

Flashcards in Immunity Deck (12):
1

The lymphatic system functions to:

Drain excess fluid
Return leaked plasma proteins back to blood
Transport dietary nutrients
Protect against bacteria

2

Lymph nodes are?

Encapsulated oval structures located along lymphatic vessels

3

Lymph nodes contain?

Macrophages, B and T cells

4

Lymph nodes function primarily to

Drain away excess fluid and cell debris
Filter out bacteria

5

What is the largest mass of lymphatic tissues?

The spleen

6

What is the term that describes the body's response when cells are damaged by microbes, physical or chemical agents?

Inflammation

7

What immunity refers to destruction of antigens by T cells?

Cell mediated immunity - particularly against virus pathogens

8

What immunity refers to the destruction of antigens by antibodies?

Antibody mediated (humoral) immunity

9

What are pathogens?

Infectious agents such as viruses, bacteria, fungi and Protozoa

10

Antibody mediated immunity works mainly against?

Extra cellular pathogens - primarily bacteria which multiply in body fluids but rarely enter body cells.

11

The ability of your T cells to recognize your MHC antigens made by your body would result in disorders classified as?

Auto-immune disorders

12

The ability to ward off pathogens that produce disease is called?

Immunity