Question

Matching: match selections to the letters. Each selection is used only once.

14. Neutrophils                         a. provides an immune response

15. Eosinophils                         b. Fights acute bacterial infections

16. Lymphocytes                      c. Secretes histamine

17. Basophils                            d. Fights chronic bacterial infections

18. Monocytes                          e. Secretes histaminease

Answer 1

Answer 14. Fights acute bacterial infection, neutrophils increases at this time.

Answer 15. Secretes histaminease, it leads to the degradation of histamine. It is in larger amounts in pregnant women.

Answer 16. Fights chronic bacterial infection, B- and T-lymphocytes helps in providing humoral and cell mediated immunity, respectively.

Answer 17. Secretes histamine, this increases the permeability of the blood capillaries so that more and more white blood cells should be engaged with the pathogens.

Answer 18. Provides an immune response, they reside in the blood. They mature to form the macrophage, that are irregular cells residing in the tissue.