Immune System Flashcards
What are the 2 main responses in the immune system
Skin(epithelial layer)
Immune response=inflammation and fever
Immune system
Immune system does what?
Destroys germs
Keeps memory of the germs
Which two white blood cells does the immune system consist of?
Phagocytes
Lymphocytes
Lymphocytes include two types
B lymph’s
T lymph’s
Antibody
A protein or large polysaccharide molecule in to e coat of a bacterium or virus
Antibody
A protein made by b lymph’s that destroys it neutralised a germ
What is the purpose of b lymph’s
Produces antibodies and can keep memory
Which are the basis of immunity
How do antibodies destroys germs
Label germs to ingest
Clump together
Cause to burst
Neutralise toxins
What are the two types of t lymph’s
Cd4 cells
Killer T cells
Cd4 cells do what
Start immune response
Killer T cells
Destroy infected cells
Can go rogue
Phagocyte
A cell that eats
Phagocyte characteristics
Can change shape
Squeeze thru capillary walls
Cause phagocytosis
Search for germs
What is the process of phagocytes
Flow round bacteria
Cell mem joins up to engulf germ
Enzymes digest the bacteria
Phagocytosis
The surrounding and destroying of a germ
