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EAMCET Medical EAMCET Medical Solved Paper-2009

  • question_answer
    Note the following
    (A) skin                                
    (B) phagocytes
    (C) B-cells                             
    (D) inflammation
    (E) antibodies                                   
    (F) T-cells
    (G) fever                                            
    (H) antimicrobial proteins
    (I)   NK- celIs
    (J)  secretions
    Identify the factors involved in 2nd line of defence.

    A)  B, D, G and I                     

    B)  B, C, E and I

    C)  D, F, H and J                      

    D)  C, E, G and H

    Correct Answer: A

    Solution :

                     The second line of non-specific defense is primarily dependent upon neutrophils and macrophages, phagocytic white cells (phagocytes) in blood and lymph. Natural killer cells (NK-cells) also participate in it. The temperature response results in a fever that stimulates ph igocytosis, inhibits microbial growth and reduces blood iron levels.


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