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Important Questions on Soldiers of Defense

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Science>Biology>Soldiers of Defense>Human Defence Mechanism

The functions of the cells in specific defense are illustrated below. Identify (i), (ii), (iii) and (iv)

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Science>Biology>Soldiers of Defense>Human Defence Mechanism
Explain how body will react to the situations described below:
A foreign antigen reaches one's blood.
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Science>Biology>Soldiers of Defense>Human Defence Mechanism
"Mucus and Cilia in the respiratory tract provide first level defense."
Write an example for second level defense?
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Science>Biology>Soldiers of Defense>Human Defence Mechanism
Explain how body will react to the situations described below:
The components of vaccines enter the body.
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Science>Biology>Soldiers of Defense>Human Defence Mechanism
"Mucus and Cilia in the respiratory tract provide first level defense."
What is the role of mucus and cilia in defense?
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Science>Biology>Soldiers of Defense>Human Defence Mechanism
Antibody molecules are
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Science>Biology>Soldiers of Defense>Human Defence Mechanism
Which of the following statement is true regarding the B-cells?
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Science>Biology>Soldiers of Defense>Human Defence Mechanism
Antigens are found 
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Science>Biology>Soldiers of Defense>Human Defence Mechanism
Antigenic determinants of an antigen that are recognised by antibody are
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Science>Biology>Soldiers of Defense>Human Defence Mechanism
_____ is secreted by basophils that help in preventing blood clotting.
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Science>Biology>Soldiers of Defense>Human Defence Mechanism

Fill in the blank with the correct answer from the bracket.

Macrophages contain more cell organelles especially _____ (nucleus, lysosomes, ribosomes)

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Science>Biology>Soldiers of Defense>Human Defence Mechanism
Which one of the following cells are phagocytic cells? 
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Science>Biology>Soldiers of Defense>Human Defence Mechanism
Antigenic determinants are found in which of the following?
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Science>Biology>Soldiers of Defense>Human Defence Mechanism
Which one of the following is involved in non-specific defence mechanism of body?
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Science>Biology>Soldiers of Defense>Human Defence Mechanism
Which antibody is transferred from mother to embryo through the placenta?
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Science>Biology>Soldiers of Defense>Human Defence Mechanism

Fill in the blank with the correct answer from the bracket.

_____ are the largest of all types of leucocytes. (Monocytes, Neutrophils, NK cells)

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Science>Biology>Soldiers of Defense>Human Defence Mechanism
Match the type of immunity listed in column I with the examples listed in column II. Choose the answer that gives the correct combination of alphabets of the two columns.

Column I            

Column II
Type of immunity       Example
A. Natural active p. Immunity developed by heredity.
B. Artificial passive q. From mother to foetus through the placenta.
C. Artificial active r. Injection of antiserum to travellers.
D. Natural passive  s. Fighting infections naturally.
  t. Induced by vaccination.
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Science>Biology>Soldiers of Defense>Human Defence Mechanism
The tissues are injured by heat and occurs the _____ response.
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Science>Biology>Soldiers of Defense>Human Defence Mechanism
Which one of the following cells is not a phagocytic cell? 
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Science>Biology>Soldiers of Defense>Human Defence Mechanism
Cells used in the immune system are not found in _____.