Exam 13: Host Defenses II: Specific Immunity and Immunization

During presentation of APC-bound antigen,macrophages and dendritic cells secrete the cytokine,_____,that activates T helper cells.

What process provides many B cells and T cells that are activated against specific antigens?

The immunoglobulin class that is the only one capable of crossing the placenta is

Please read the clinical scenario, and then answer the question that follow to become familiar with the traditional NCLEX question format. The Smith family has brought their 2-week-old son into your family practice office for his 2-week checkup. He is their first son, and they are very anxious. They have already expressed multiple concerns to you concerning sleep, feeding, and crying, but their concerns have been about things that are typical for a newborn. You try your best to calm their fears, and they are receptive for the most part. However, when it comes time to discuss vaccination with them, they refuse to vaccinate their son because they report they have heard vaccines can cause autism in children. -After hearing about what vaccines are and having some of their misconceptions addressed,the Smiths decide to have their son vaccinated.What is an important part of the family history to elicit?

Please read the clinical scenario, and then answer the question that follow to become familiar with the traditional NCLEX question format. Joseph is a 6-year-old male presenting to your pediatric office with chickenpox. He has had his infection for about 1 week, and his mom is concerned about Joseph’s 8-year-old sister, Judith, because she had a long, painful infection of chickenpox 2 years before. Of note, Joseph was not vaccinated against chickenpox when he was younger, because his mom did not think it was that serious of a virus, and she wanted to spare him the extra injection. -Which cells will keep Joseph from becoming infected again?

Edward Jenner's work involved