Deck 11

Question 1

What vaccine makes it possible to differentiate post-infection immunity from post-vaccination immunity in vaccinated animals?

Answer 1

Marker vaccine (DIVA)

Question 2

FcRn receptor can transfer from colostrum ________ through _________:

Answer 2

IgG, through enterocytes to the bloodstream of newborn animals

Question 3

The immunity acquired after administration of hyper immune serum is:

Answer 3

passively acquired immunity

Question 4

IL-1 is produced by macrophages and act on the hypothalamus to produce fever. This is an example of:

Answer 4

endocrine cytokine action

Question 5

Avidity is:

Answer 5

The strength of multiple interactions between an multivalent antibody and antigen

Question 6

The typical class of antibodies formed during secondary immune response is:

Answer 6

IgG

Question 7

Eicosanoids are metabolites of:

Answer 7

arachidonic acid

Question 8

The lectin complement pathway is activated by:

Answer 8

binding of MBL to mannose (mannose binding lectin) residues in carbohydrates on the surface of microorganisms

Question 9

Natural killer cells produce:

Answer 9

perforins, responsible for formation of holes in the cell membrane of target cell

Question 10

In the presentation of endogenous peptides are involved:

Answer 10

Class I MHC molecules

Question 11

B-cell development in the bone marrow yields:

Answer 11

Mature B cell with a membrane IgM immunoglobulin

Question 12

In primates, which Ig can cross placenta?

Answer 12

IgG

Question 13

Protein A binds to:

Answer 13

Fc end of IgG

Question 14

Bacterial proteases cleaves:

Answer 14

immunoglobulins or complement proteins

Question 15

Specialized epithelial cells found in MALT are:

Answer 15

M-cells

Question 16

Circulation leukocytes that differentiate into macrophages are:

Answer 16

monocytes

Question 17

Cells secreting antibodies are:

Answer 17

plasma cells

Question 18

Toxic nitrogen radicals are formed only in activated:

Answer 18

macrophages

Question 19

Class IgM and IgG antibodies are involved in the:

Answer 19

classical complement pathway

Question 20

The isotope is determined by the antigenic determinants of the:

Answer 20

heavy chain domains