Adaptive Immunity — MCQs

Which of the following is not considered an antigen-presenting cell?

A 32 year old man presents with a 3-month history of weight loss, night sweats, a productive cough with blood-tinged sputum, anorexia, general malaise, and a low grade fever. A PPD skin test shows > 10 mm of induration. If the area of induration were biopsied, which of the following type of reactive cells would be found?

IgE is secreted by which of the following cells?

Which immunoglobulin is most efficient at fixing C1q in the classical complement pathway?

Which type of hypersensitivity is associated with cell-mediated immunity?

MHC II is associated with:-

Affinity maturation of antibodies is because of _____ .

CD3 is a marker for which type of cells?

Which of the following is not a component of innate immunity?

The process by which antigen-specific B lymphocytes are selected and activated to proliferate and produce antibodies is called: