Innate Immunity — Flashcards

Flashcard 1: _____ are the two primary opsonins in bacterial defense, which enhances phagocytosis

Answer: C3b and IgG

Flashcard 2: IFN-gamma is produced by _____, NK cells, and CD8+ T cells; its primary function is the activation of macrophages.

Answer: Th1 cells

Flashcard 3: Nasal secretions contain muramidase (lysozyme), immunoglobulins Ig_____ and IgE, and interferon and thus have antibacterial properties.

Answer: A

Flashcard 4: Complement may be activated via the _____ pathway, which is mediated by mannose on microbial surfaces

Answer: lectin

Flashcard 5: Toll-like receptor (TLR) _____ binds to flagella

Answer: 5

Flashcard 6: Which T-cells are important defense mechanisms against microorganisms like Listeria monocytogenes and Mycobacterium tuberculosis?_____

Answer: NK-T cells

Flashcard 7: Which interleukins stimulate proliferation of natural killer cells?_____

Answer: IL-2 and IL-15

Flashcard 8: _____ receptors are pattern-recognition receptors expressed on the plasma membrane of macrophages and dendritic cells that detect fungal glycans

Answer: C-type lectin

Flashcard 9: father of immunology is

Answer: Edward Jenner louis pasteur is the father of bacteriology

Extra: 

Flashcard 10: The enzymes responsible for gene recombination in heavy and light chains are encoded by the genes _____ and RAG2

Answer: RAG1