Leukocyte physiology · Physiology

Diapedesis refers to the process by which leukocytes:

  1. Engulf invading pathogens
  2. Exit blood vessels
  3. Destroy microbes intracellularly
  4. Undergo programmed apoptosis
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Correct answer: Exit blood vessels

Diapedesis is the movement of leukocytes through intact capillary walls. It allows immune cells to reach sites of infection or injury.

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