Misc
immune defenses
Immune diseases
bacteria
viruses
100
What are allergies?
They are an immune system reaction to harmless antigens
100
what is the first defense of your immune system
the skin provides the first defense
100
give at least one example of a autoimmune disease
arthritis lupus sclerosis
100
how can you avoid pathogens 
washing your hands not cross contaminating and making sure you put food in right places
100
why can  a person keep cathing a ccold
A person can keep catching a cold because there are so many different types of coldss and your body cant recognize them all
200
what are lymph nodes
it is when immune cells are concentrated
200
what are the major roles in immune system defense
macrophage t  cells cytotoxic memory b cells
200
how are some people trying to find ways to cure cancer
assisting toxic  t cells in recognizing and destroying cancer ells
200
who invented vaccination
the person who invented vaccination was named Edward jenner
300
what are antibodies and how do they work
they slow bacterial reproduction and mess up bacterial cell wall information
300
what is the outside layer of your skin called
the outside layer of your skin is called the epidermis 
300
what do u call it when bacteria reproduces
binary fission
300
how do vaccines work
they take a little bit of the virus and put it in your body. Your body then recognizes it the next time it comes back
400
what are the parts of blood
plasma, white blood cells, red blood cells
400
what are specific defenses
defenses that give us immunity to some diseases
400
what is a pathogen
a pathogen is a bactieral cell that can get you sick
400
what are some symptoms of the cold and the flu
fevers sore throat stuffy nose nausea fatigue
500
what else can you call white blood cells
leukocytes
500
what parts of your body are in your second line of defense
your eyes mouth nose and cuts
500
what is a cell cocci shaped compared to
round
500
how are viruses classified
they are not living or dead
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