Immunology Quiz#3: Spleen and thymus

1. A 25-year-old male presents to the emergency department after sustaining abdominal injuries in a motor vehicle accident. Imaging studies reveal a ruptured spleen, and a splenectomy is performed. Which of the following changes is most likely to be observed in this patient's blood smear several weeks post-operatively? 

Question 1 of 5

2. A newborn is diagnosed with DiGeorge syndrome after presenting with tetany and convulsions due to hypocalcemia. Which of the following findings would most likely be associated with this syndrome? 

Question 2 of 5

3. A researcher is studying the immune response in mice that have undergone a thymectomy immediately after birth. Compared to control mice, the thymectomized mice would most likely show which of the following immunological characteristics? 

Question 3 of 5

4. Following a traumatic injury, a patient undergoes a splenectomy. Which of the following vaccinations should be prioritized post-splenectomy to prevent overwhelming post-splenectomy infection (OPSI)? 

Question 4 of 5

5. A 40-year-old female is diagnosed with an autoimmune disorder characterized by the presence of autoantibodies that lead to excessive destruction of blood cells. Splenomegaly is noted on physical examination. The spleen's role in the pathology of this condition is most directly related to its function in: 

Question 5 of 5


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