the immune system

Question 1

lymphocytes

Answer 1

type of white blood cell that triggers an immune response

Question 2

4 types of cell lympocytes detect

Answer 2

-pathogens
-transplants organ
-cancer/tumour cells
-toxins releases from bacteria

Question 3

pathogens

Answer 3

a microorganism that triggers an immune response

Question 4

antigen

Answer 4

a protein on the cell surface membrane that triggers an immune response

Question 5

how are lymphocytes able to recognise antigens

Answer 5

they have receptors that are complementary to antigens on non-self cells.

Question 6

do lymphocytes bind to pathogens

Answer 6

no they bind to antigens ON pathogens

Question 7

phagocytes are an example of what immune response?

Answer 7

non specific, because recognise all pathogens

Question 8

lymphocytes trigger what immune response

Answer 8

specific recognises specific pathogens

Question 9

phagocytes

Answer 9

receptors complementary to molecular patterns on all pathogens

Question 10

steps of phagocytosis

Answer 10

1 pathogen invades the body
2 pathogens releases chemicals that attract the phagocyte
3 phagocyte moves up conc gradient to bind to pathogen via receptors
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