In which one of the following options are the two examples correctly matched with their particular type of immunity? - Biology MCQ Biology | ExamTest.live | ExamTest.live

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In which one of the following options are the two examples correctly matched with their particular type of immunity?

A $Mucus coating of epithelium and HCl in stomach - Physiological barriers$
B $Polymorpho-nuclear leukocytes and monocytes - Cellular barriers$
C $Anti-tetanus and anti-snake bite injections - Active immunity$
D $Saliva in mouth and Tears in eyes - Physical barriers$

Solution & Step-by-step Explanation

1. Cellular Barriers: Include certain types of leukocytes like PMNL-neutrophils, monocytes, and natural killer cells.2. Physiological barriers include HCl in stomach, saliva, and tears.3. Mucus coating is a physical barrier.4. Passive immunity involves pre-formed antibodies (Tetanus/Snake bite).

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In which one of the following options are the two examples correctly matched with their particular type of immunity?

A

Mucus coating of epithelium and HCl in stomach - Physiological barriers

B

Polymorpho-nuclear leukocytes and monocytes - Cellular barriers

C

Anti-tetanus and anti-snake bite injections - Active immunity

D

Saliva in mouth and Tears in eyes - Physical barriers

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