10. Say whether the sentences are true or false. If the sentence is wrong, write the correct one.

1. Parts of the immune system establish barriers against entry of microorganisms.

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2. Lymph nodes, vessels, lymphocytes belong to the lymphatic system._________________

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3. Disease agents never escape destructive defense mechanisms.______________________

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4. Temperature over 40 degrees is helpful to a person’s recovery._____________________

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5. Phagocytosis involves the process of ingestion of foreign substances by monocytes and macrophages._______________________________________________________________

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6. Inflammation means accumulation of sputum at the injured site.___________________

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7. Erythrocytes are responsible for humoral immunity.______________________________

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8. Passive immunity relates to the administration of artificial vaccine._________________

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9. Active immunity involves development of one’s own response to a disease microorganism._____________________________________________________________

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10. Congenital immunodeficiency is inherited inability of one or more immune system components to work properly. _________________________________________________

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11. Answer the following questions.

1. What is the immune system?_________________________________________________

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2. What are the functions of the immune system?__________________________________

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3. What are the basic components of the immune system?___________________________

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4. What processes provide for the body defense against the microorganisms?____________

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5. What is inflammation?_____________________________________________________

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6. What is phagocytosis?______________________________________________________

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7. What types of immunity can you name and define?______________________________

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8. What is passive immunity?__________________________________________________

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9. What is active immunity?___________________________________________________

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10. What are the immunodeficiency diseases and in what way can they be classified?_________________________________________________________________

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