Chapter 12- Lymphatic System  Â
Case Scenario 5: Mr A had flu last winter but also got itagain this time and admitted to hospital with the complaints offever, sore throat, tenderness, pain and swollen lymph nodes on theneck region.
However, she received the vaccine for the same. The patientasks the doctor why that he is got the flue again despite thevaccine. The doctor says that this years’ flu is a new strain(type)
a. Explain how mild fever be beneficial to the body? Â
b. What is the function of lymph nodes? Why do you think thelymph nodes swell during an active infection?
c. Is Mr. A showing the primary or a secondary immuneresponse? Compare and contrast a primary and secondary immuneresponse. Which is more rapid and why?
d. i) What type of immunity did Mr. A develop when he receivedthe vaccine for flu?
ii) Do you think it was useful for Mr. A? How?
iii) What do you think is the benefit of receiving thevaccine? Â Â
