Antibody in Immune Response

Question 1

most abundant Ab in the body

Answer 1

IgA

Question 2

most abundant Ab in the body

Answer 2

IgA

Question 3

most abundant Ab in serum

Answer 3

IgG

Question 4

Ratio of IgG to IgA in Serum

Answer 4

6:1

Question 5

least abundant in the serum.

Answer 5

IgE

Question 6

most effective in complement fixation

Answer 6

IgM

Question 7

Longest hinge Region

Answer 7

IgD

Question 8

Longest hinge region in IgG classes

Answer 8

IgG3

Question 9

incomplete or non agglutinating Ab

Answer 9

IgG

Question 10

significant Ab type often implicated in htr and hdn

Answer 10

IgG

Question 11

IgG that cannot across the placenta

Answer 11

IgG2

Question 12

IgG that is most efficient in complement fixation

Answer 12

IgG3

Question 13

IgG that cant fix complement Fixation

Answer 13

IgG4

Question 14

IgGs that have high affinity to FC receptors of phagocytic cells, thus increasing the efficiency of phagocytosis

Answer 14

IgG1, Igb3

Question 15

An excellent neutralizing Ab

Answer 15

IgG

Question 16

the only Ab with secretory components that protects it from enzymatic digestion while it patrols the sections

Answer 16

IgA

Question 17

major Ab found in the colostrom OF mother

Answer 17

Ig A

Question 18

major Ab found in the colostrom OF mother

Answer 18

Ig A

Question 19

Ab most often formed in response to Gram(-) bacteria

Answer 19

IgM

Question 20

Last to leave insenescence

Answer 20

Igm

Question 21

First Ab that formed by the fetus

Answer 21

IgM

Question 22

First Ab appear during immune response

Answer 22

IgM

Question 23

Abs in the membrane of B cells

Answer 23

IgM and IgD

Question 24

most heat labile Ab

Answer 24

IgE