NOW TEST YOURSELF (1)

The answers are to be found amongst the words below.

 

TEST:

1.  Where in the body do immune cells originate?

2.  Which cells are involved in phagocytosis?

3.  What effect does histamine have when released from damaged tissue?

4.  What are the functions of eosinophils?

5.  What processes are associated with the activation of complement?

6.  What terms are used to describe harmful organisms?

7.  Which chemicals does the body produce to aid the immune response?

8.  What factors cause a diminished innate immune response?

9.  Which responses below describe the essentials of non-specific/innate immunity?

10. What are mechanical barriers to infection?

 

ANSWERS:

Note that there may be more than one answer for each question.

Some of these answers may not be relevant to any of the above questions.

Erythrocyte                                        Protects us generally
Potassium chloride                             Autoimmune
Release of antibodies                         Lymphocytes
Parasites                                            Perforates cell membranes
Bronchial cilia                                     Pain
Bone marrow                                      Prolonged stress
Damage parasites                               Neutrophils
Tissue macrophages                           Normal flora
Monocytes                                          Thymus
Pathogens                                          Provides immediate protection
Hydrochloric acid                                Blood vessel walls dilate
Invasion by micro-organisms               Tissue oedema
Lysozyme                                           Commensals      
Extremes of age                                  Mucus membranes
Lymphatic tissue                                 Excessive exercise 

answers