21st of January Flashcards
(6 cards)
1
Q
Immunity that results from vaccination is effectively the same as the immunity that develops following an infection. Do you agree and explain your answer.
A
yes, both are active immunity that result in the production of antibodies
2
Q
Name a group of white blood cells other than lymphocytes and describe how they function in defence
A
Phagocytes or monocytes - engulf pathogens
3
Q
what is the role of antibodies in the body 3
A
to inactivate antigens
to bind with antigens
to kill pathogens
4
Q
3 ways in which passive immunity may be gains
A
placenta
breast milk
by injection
5
Q
what do killer T-cells do?
A
recognise infected cells
burst cell membrane
kill infected cell
6
Q
role of iron
A
forms part of haemoglobin
