Advertisements
Advertisements
Question
Why is secondary immune response more intense than the primary immune response in humans?
Advertisements
Solution
The secondary immune response is more intense than the primary immune response in humans because the memory B cells deal with the invading microbes by producing antibodies. The cells of the body remember that they have previously encountered this type of infection.
APPEARS IN
RELATED QUESTIONS
It is generally observed that the children who had suffered from chickenpox in their childhood may not contract the same disease in their adulthood. Explain, giving reasons, the basics of such immunity in an individual. Name this kind of immunity.
A heavily bleeding and bruised road accident victim was brought to a nursing home. The doctor immediately gave him an injection to protect him against a deadly disease.
- Write what did the doctor inject into the patient’s body.
- How do you think this injection would protect the patient against the disease?
- Name the disease against which this injection was given and the kind of immunity it provides.
Highlight the role of thymus as a lymphoid organ.
What are interferons?
Name the cells that are released from the above-mentioned gland. Mention how they help in immunity.
Sketch and label structure of Antibody
How does the human body respond when vaccine is introduced into it?
''Abnormally, large numbers of WBCs in the blood are usually an indication of some infection in our body''. Comment on the statement.
Given below is a scheme of classifying immunity against human diseases. Fill up the types of immunity in the blanks 1-9.

Write the full forms of AIDS.
Write the full forms of: TAB
Mention if the following statement is true (T) or false (F).
Treatment by the use of chemicals is known as allopathy.
Give one significant difference between primary lymphoid organs and secondary lymphoid organs. Give one example of each.
State the function of interpherons.
Differentiate between B-cells and T-cells.
What do the abbreviations CMIS denote?
Enlist any two features of Acquired immunity.
Coating of bacteria to facilitate subsequent phagocytosis by macrophages is known as ____________.
Due to which property of acquired immune system does a second encounter of the same pathogen brings about a stronger and quicker immune response?
Write a short note on Acute Phase Proteins (APPs).
