Two types of vaccines for polio have been developed, an inactivated whole (IPV ) and a live attenuated (OPV ) vaccine. Compare and contrast the advantages and disadvantages of the two polio vaccines.
Discuss the concept of herd immunity and its importance in creating and maintaining a healthy population.
Compare and contrast type I hypersensitivity with type IV hypersensitivity with respect to reaction time, mediators, and cells involved.
A patient arrives at a hospital suffering from serious difficulty breathing and shortness of breath. Initial tests indicate none of the standard respiratory infectious agents are present. The physician suspects an immune disorder. What clinical indicators would distinguish between asthma, pneumonitis and Pneumocystic pneumonia?