Immune System
They trigger macrophages
Phagocytes
What bird has the strongest immune system?
Ostrich
Blood producing tissues found inside bones
Bone marrow
These are Memory cells and recognize invaders if they come back and can act quickly.
T cells and B cells
Skin, mucus, cilia are all parts of
1st line of defence
A white cell that makes antibodies
B cells
Pathogens entering digestive system are usually killed by this
Stomach acid
What is the yellow pus that collects around the infected wound?
Dead neutrophills
It cleans up damaged blood cells
Spleen
True/ False
Getting a fever means that your immune system is not working.
False
True/False
Inflammation is an immune response.
True