Multiple Choice
The humoral response is initiated by production of:
21. The Immune System
Introduction to Adaptive Immunity
Back21. The Immune System
Introduction to Adaptive Immunity
- Open QuestionName the five classes of immunoglobulins. Which is most likely to be found attached to a B cell membrane? Which is most abundant in plasma? Which is important in allergic responses? Which is the first Ig to be released during the primary response? Which can cross the placental barrier?
- Open QuestionHow does the formation of an antigen–antibody complex cause the elimination of an antigen?
- Open Question
Mark the following statements as true or false. If a statement is false, correct is to make a true statement.
d. Vaccinations are given to induce the production of the inflammatory response.
- Open QuestionName the five antibody classes and describe where each is most likely to be found in the body.
- Open QuestionDifferentiate between a primary and a secondary immune response. Which is more rapid and why?
- Open QuestionAntibodies released by plasma cells are involved ina. humoral immunity,b. immediate hypersensitivity reactions,c. autoimmune disorders,d. all of the above.
- Open QuestionAn investigator at a crime scene discovers some body fluid on the victim's clothing. The investigator carefully takes a sample and sends it to the crime lab for analysis. On the basis of the analysis of antibodies, could the crime lab determine whether the sample is blood plasma or semen? Explain.
- Multiple ChoiceWhich immune cell is able to respond quickly after any subsequent encounter with the same antigen?
- Open QuestionHow do antibodies help defend the body?
- Multiple Choice
Which of the following are two of the secondary lymphoid organs?
- Open QuestionAn anesthesia technician is advised that she should be vaccinated against hepatitis B, which is caused by a virus. She is given one injection and is told to come back for a second injection in a month and a third injection after 6 months. Why is this series of injections necessary?
- Open Question
Which of the following is not a role of TH cells?
a. Stimulation of macrophages
b. Activation of naïve TC cells
c. Stimulation of naïve B cells
d. Stimulation of clonal selection
- Open Question
Explain how active immunity and passive immunity differ.
- Open Question
Mark the following statements as true or false. If a statement is false, correct is to make a true statement.
c. Subunit vaccines consist of pathogens that are alive but unable to cause disease.