Blood - Leukocytes

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1. When _________ leave the bloodstream they differentiate into highly mobile macrophages which are actively phagocytic

  • Monocytes
  • Neutrophils
  • Basophils
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Other questions in this quiz

2. Leukopoiesis is stimulated by chemical messengers known as haemopoietic factors: interleukins and ___________

  • Colony stimulating factors
  • Erythropoietin

3. __________ are the second most abundant leukocyte in the body

  • Eosinophil
  • Neutrophil
  • Lymphocyte
  • Basophil

4. B cells, which are produced by lymphocytes, give rise to plasma cells which produce antibodies

  • True
  • False

5. On average there are ______ per microlitre of blood

  • 200-250 million
  • 4800-10800
  • 1 million
  • 800 000

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