Immunology Extra Questions

1. Haemolytic disease of the newborn (Rhesus incompatibility) occurs as a result of which of the following classes of hypersensitivity reaction?

2. Which of the following gives the structure of the antibody IgG?

3. What is the common step to all complement activation pathways?

4. A 32-year-old woman presents to hospital 5 days postemergency caesarean section, complaining of a painful scar. On examination, there is erythema at one of the scar edges and some purulent discharge. She is started on antibiotic treatment for a wound infection. Which of the following local changes can be seen in this type of acute inflammatory process?

5. A female baby is born via spontaneous vaginal delivery at term. As she is born in an urban area with high levels of tuberculosis she is given the BCG (Bacillus Calmette–Guerin) vaccination before she is taken home by her parents. What type of vaccine is the BCG vaccine?

6. Which of the following is an example of a disease caused by type III hypersensitivity?

7. Which of the following is most important in the adaptive immune system?

8. One of the known benefits of breastfeeding is its role in supporting the infant’s immune system. Which of the following antibodies is secreted in large amounts in breast milk?