body at war question (part 2) Flashcards
1
Q
what cells produce antibodies
A
B cells
2
Q
where are B and T lymphocytes (white blood cells) produced
A
bone marrow
3
Q
what are memory white blood cells and their function in immunity
A
they attach to cancer cells and kill them, they are cells involved in secondary innate humoral immune response
4
Q
difference between active and passive immunity
A
passive immunity is immediate, active immunity takes time to develop (usually several weeks)
5
Q
how do vaccines work
A
vaccines contain antigen that triggers immune response within body
6
Q
why is it necessary to have 2 injections against specific diseases
A
to provide long lasting protection
7
Q
what hygiene conditions would help decrease the spread of disease
A
washing hands
8
Q
2 ways STD/STI’s can spread
A
sexual contact, contact with skin
