The way the body defends itself against harmful or foreign substances is called……..
a) reaction
b) immune response
c) allergic response
d) none of these
Mechanism of Antibody Formation:
Antibodies are produced by specialized
white blood cells called B lymphocytes (or B cells). When an antigen binds
to the B-cell surface, it stimulates the B cell to divide and mature into a
group of identical cells called a clone.
How many ways your body starts formation of
antibodies?
a) two
b) three
c) four
d) five
Explanation:1. When you get a disease or 2. When you get vaccination
When your body starts making of antibodies against disease causing agents?
a) when you get disease
b) when you are vaccinated
c) when you start exercising
d) both a and b
Which of the following is required by your body to start formation of antibodies?
a) exposure to pathogen
b) use of medicine
c) eating of meal
d) all of these
Which of the following work/s by training the immune system to recognize and fight pathogens.
a) antibiotic
b) antiviral
c) vaccine
d) all of these
Explanation:A vaccine is a biological preparation that provides active acquired immunity to a particular infectious disease. A vaccine typically contains an agent that resembles a disease-causing microorganism and is often made from weakened or killed forms of the microbe, its toxins, or one of its surface proteins. The agent stimulates the body's immune systemto recognize the agent as a threat, destroy it, and to further recognize and destroy any of the microorganisms associated with that agent that it may encounter in the future.
