The secondary response is much larger and faster than the primary response due to the presence of ________in the blood
memory cells
Here is the structure of antibody. Show to me where is the hinge region? Explain what is the role of this region?
2 ; Give the antibody flexibility
What type of white blood cell is involved in the cell-mediated response?
T-Lymphocytes
T-helper cells will secrete_______ to stimulate B cells to divide and develop into plasma cells and ________cells. (Fill the two blank)
cytokine and memory
Here is the structure of the antibody. Which number represents the location where the light chain polypeptida?
3
______________arises when a sufficiently large proportion of the population has been vaccinated (and are therefore immune). This makes it difficult for a pathogen to spread within that population.
herd immunity
Passive immunity produce memory cell to give long term immunity (T/F)
F
Vaccination is the example of ____________ immunity
artificial active
Immature T-lymphocytes leave the ________ to mature in the ______
bone marrow, thymus
There are 2 types of white blood cell which can do phagocytosis. Mention them!
Neutrophil and Monocytes
Type of antigen that produced by own body and doesn't stimulate immune system is
Self-antigen
Monoclonal antibodies can be used diagnostically such as for _____ (give 2 examples)
HIV, Pregnancy, Cancer, Pathogen spesific
Active immunity is when the body _______ the antibodies whereas in _______ immunity the body is given the antibodies.
produces, passive
Give two example of natural passive immunity!
Foetuses receive antibodies across the placenta from their mothers and Babies receive the initial breast milk from mothers (the colostrum)
Mention 2 types of vaccines!
Live attenuated and Inactivated
During a primary immune response, B-lymphocytes divide by mitosis, resulting in the production of ________ and ___________
plasma cells, memory cells
Fusion B cell with myeloma cells will form ......... cell
Hybridoma
T killer cells can target and destroy infected body cell by releasing .....
toxin
The fused phagosome and lysosome are referred to as a
phagolysosome
_______ are short-lived cells that travel throughout the body and often leave the blood by squeezing through capillary walls to ‘patrol’ the body tissues.
Neutrophils
The _______ response occurs the first time an antigen is encountered by the immune system
primary
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