Question

Which of the following IS NOT one of the non-specific defenses of the internal organs? a.)...

Which of the following IS NOT one of the non-specific defenses of the internal organs?

a.) epithelial cells

b.) T-Cells

c.) pH

d.) cilia

Science   Anatomy-And-Physiology   
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Answer #1

b) T- Cells

  • There are two type of defense mechanism ,they are specific and non specific defense.
  • Non Specific defense include first line and second line of defense
  • T cells are developed from thymus gland , which play an important role in immunity .They have T cell receptor
  • Third line of defense is included in specific defense , in which T cells and B cells are present .
  • First line defense include epithelial cells , pH and cilia.Hence option A , C and D are wrong .
  • Low pH in the female external genitalia  prevent the entry of many microorganism.
  • Hair cells present inside the nose prevent the entry of pathogen present outside the body.
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