Unit:3- Human immune system  Qatar Independent  Secondary School                    Support -1 (STANDARDS: 11.1,11.2)1.Wha...
3.How does B Cell and T cell function in similar way to protect us from diseaes?__________________________________________...
Unit:3- Human immune system  Qatar Independent  Secondary School               Support -3 (STANDARDS: 11.3)1. Label the st...
Unit:3- Human immune system  Qatar Independent  Secondary School               Support -4 (STANDARDS: 11.5)1.Some people a...
Qatar Independent            Unit:3- Human immune system  Secondary School                                Support -5 (STAN...
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Support Worksheets

  1. 1. Unit:3- Human immune system Qatar Independent Secondary School Support -1 (STANDARDS: 11.1,11.2)1.What is the role of Helper T cell in immune response?A ________________ ingests foreign antigens and displays antigen fragments on its surface.Helper T cell (TH) ____________________________________________________________________ and____________________________ - B cells, as well as T cells .Bcells make _________________ whichproduce __________________ and destroy pathogen. T cells make _____________ which destroy____________________________________________________ directly.2. Name and state the function of cell A and B shown in the diagram below ?A.________________________________________________________________________________________________ AB.__________________________________ B_______________________________________________________________________________________________________________3.How does B Cell and T cell differ in their function to protect us from diseaes?________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
  2. 2. 3.How does B Cell and T cell function in similar way to protect us from diseaes?________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________4. What are the function of different types of T cells?5. Explain the function of Memory cell?________________________________________________________________________________________________________________________________________________________________________________
  3. 3. Unit:3- Human immune system Qatar Independent Secondary School Support -3 (STANDARDS: 11.3)1. Label the structure of antibody2. How are antibody molecules adapted to their function? B C Antigen A________________________________________________________________________________________________________________________________________________________________________________________________________________________________3. How does antibody antigen complex defend your body?
  4. 4. Unit:3- Human immune system Qatar Independent Secondary School Support -4 (STANDARDS: 11.5)1.Some people are allergic to pollen. List the steps the immune system goesthrough when these people are exposed to pollen?12,3_________________________________________________________________________________________________________________4,5______________________________________________________._________________________________________________________2.Label mast cell,histamine and dilated blood vessel.What is the role of histamine inallergy response? How do antihistamines help reduce an allergic attack? ________________________ ________________________ ________________________ ________________________3. Give 2 symptoms of allergy?________________________________________________________________________
  5. 5. Qatar Independent Unit:3- Human immune system Secondary School Support -5 (STANDARDS: 11.6)1.Classify the correct type of immunity? Put( + )Mark Antibody Vaccine A B D C Active Passive A B C D2- How are vaccines effective in preventing disease?Why do you develop disease even aftergetting vaccine?___________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________3-Differentiate between Active natural immunity and Passive natural immunity?______________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________4. A vaccine may contain _____. a. white blood cells that fight infection b. antibodies that recognize invading microbes c. inactivated disease-causing microbes d. a hormone that boosts immunity5. Explain why the respone to the secondary infection is much greater than the responsse tothe primary infection?________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

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