Immunity and the lines of immunity - class-X
Description: immunity and the lines of immunity | |
Number of Questions: 67 | |
Created by: Rachana Sahu | |
Tags: human physiology human health and disease aids to health immune system immunity immunity and blood groups bio-chemistry immunology biology cell biology and biotechnology health and disease zoology |
Mast cells secrete.
Which of the following are involved in body defence?
Passive immunity is obtained through injecting
Active immunity means
How many statements given below are correct?
A. In case of snake bites, the injection which is given to the patients, contain preformed antibodies against the snake venom.
B. The fetus receives some antibodies from their mother through the placenta during pregnancy.
C. Colostrum secreted by mother during the initial days of lactation has abundant antibodies to protect the infant.
D. 'ATS' (Anti-tetanus serum) provides temporary protection in case of injuries and burns.
Cytokine barriers helps in evading
If a person is infected with deadly pathogen/toxin against which quick immune response is required, ready-made antibodies are directly given to protect that person based on the principle of passive immunity. Select the option that does not represent a case of passive immunity.
Active immunity differs from passive immunity in
Anti-rabies serum contains antibodies that are developed in an immunized animal. The type immunity in such an animal is
Why are interferons administered to cancer patients?
Toxoid is included in which of the following?
Short-lived immunity acquired from mother to foetus across placenta or through mother's milk to the infant is categorized as
Passive immunity is defined as immunity
Immunity of vaccination lasts throughtout life of which of the following?
Vaccination develops
A non-specific immunity is
Antigen-presenting cells communicate with effector cells of the immune system. Select the correct statement.
Identify the incorrect statement about antibodies.
The antibody production in the body is due to
Which of the following is not a natural way of destroying bacterial infection?
Which of the following body defense mechanism traps, engulfs and sweeps disease-causing agents towards the body openings?
A quick immune response that often eliminates the infection or keeps it in check until a specific acquired immune response can develop is called
Passive immunization was first developed by
Which one of the following is devoid of macrophages?
The method of passive immunity was discovered by
Passive immunity is provided through
Active immunity is due to
Which of the following properties of acquired immunity is the basis of vaccination?
Number of lymphocytes present in a healthy human is
Immunity accquired after an infection is
Adaptive/acquired immunity in found in
Inflammatory response in allergy is due to release by mast cells of
Which of the following are involved in body defense?
Resistance developed in an individual as a result of antigenic stimulus is
A person is injected with gammaglobulin against hepatitis B. It is
Short lived immunity acquired by foetus/infant from mother through placenta /milk is
Treatment of snake bite by antivenine is providing
Cytokine that provides nonspecific immunity against viruses is
Character of acquired immunity is
Which of the following is released initially as an inflammatory response?
Which one provides non-specific defence against pathogens?
Neutrophilis secrete chemicals for attracting neutrophilis ,monocytes ,eosinophilis ,attachment to endothelium and dilating capillaries
An example of innate immunity is
People administered with preformed antibodies get
Which one forms chemical barrier for infections?
Which of the following is not a component of nonspecific defense?
Which one acts as physiological barrier to entry of microorganisms in human body
Which is correctly matched
Immunity that develops in foetus after receiving antibodies from mother's blood through placenta is
Match the columns and find the correct option
LIST I | LIST II | ||
---|---|---|---|
a | Natural active immunity | i | Develops due to to vaccinaton |
b | Natural passive immunity | ii | Antirabies serum |
c | Artificial active immunity | iii | Acquired after smallpox infection |
d | Artificial passive immunity | iv | Transferred from mother to child |
Body cells infected by viruses are destroyed mostly by
Short lived immunity acquired from mother to foetus across the placenta or through mother's milk to the infant is categorised as
The cytokine barrier among these is
A person was saved from poisonous snake bite by antivenom injection . Which of the following immunity explain this form of protection ?
Passive actively acquired immunity can be activated by all except.
The genes that code for the human leukocyte antigen(HLA) antigens, also known as the major histocompatibility complex(MHC) genes, are all located on human chromosome $6$. Two brothers and a sister participated in a bone marrow donor registration, and their HLA typing results are given.
ID | HLA-A | HLA-B | HLA-C | HLA-DR |
---|---|---|---|---|
$1$ | A$1$, A$3$ | B$5$, B$7$ | C$3$, Cw$19$ | DR$3$, DR$9$ |
$2$ | A$1$, A$6$ | B$2$, B$6$ | C$2$, C$16$ | DR$4$, DR$13$ |
$3$ | A$1$, A$6$ | B$2$, B$6$ | C$2$, C$16$ | DR$4$, DR$13$ |
The genes that code for the human leukocyte antigen(HLA) antigens, also known as the major histocompatibility complex(MHC) genes, are all located on human chromosome $6$. Two brothers and a sister participated in a bone marrow donor registration, and their HLA typing results are given.
ID | HLA-A | HLA-B | HLA-C | HLA-DR |
---|---|---|---|---|
$1$ | A$1$, A$3$ | B$5$, B$7$ | C$3$, Cw$19$ | DR$3$, DR$9$ |
$2$ | A$1$, A$6$ | B$2$, B$6$ | C$2$, C$16$ | DR$4$, DR$13$ |
$3$ | A$1$, A$6$ | B$2$, B$6$ | C$2$, C$16$ | DR$4$, DR$13$ |
Consider the following statements about phagocytes in man.
1) They provide the second line of defense.
2) They can recognize and distinguish between self and non-self.
3) They have antigen receptor.
Which of the above statements are true?
Note the following :
(A) Skin (B) Phagocytes
(C) Antibodies (D) Inflammation
(E) Antibodies (F) T- cells
(G) Fever (H) Antimicrobial proteins
(I) NK-cells (J) Secretions
Identify the factors involved in $2^{nd}$ line of defence
Who is called the father of immunology?
The term active immunity means
An organism's immune system will rapidly respond to an antigen it has seen before. This secondary response activates a subset of lymphoid cells leading to a rise in antibody titer.
The subpopulation responsible for the initiation of this response is the
According to ................. theory, the resistance of body decreases with the increase in age.
Which one of the following statements is correct with respect to immunity ?
Study the given table and identify the incorrect matches.
(i) | Malaria-mosquito relationship | Ronald Ross |
---|---|---|
(ii) | Rickettsial disease | Syphilis, Trichinosis |
(iii) | Antibodies | Immunity |
(iv) | Anti-retroviral drugs | Azidothynidine, Didanosine |
(v) | Analgesics | Gentamicin, Neomycin |