Immunoglobin structure and function & antigen and antibody Interaction Flashcards

Y2C1 1 question will be asked

1
Q

T lymphoid antigen recognition is long because antigen needs to be introduced by specific______

A

Immunoglobins

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2
Q

T lymphocytes only recognise____based antigens, but B lymphoids can recognize all of them

A

protein

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3
Q

variable regions antigen receptors plays role on________

A

antigen recognition

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4
Q

structural intergrity and effector part of antigen receptor molecules are_____region

A

constant

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5
Q

which chain of immunoglobins has complemant determinate regions(CDRs) ?

A

light chains in variable region

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6
Q

can light chains in b cells include kappa and lambda types in same time ?

A

no it cannot

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7
Q

can B/T cell include both kappa and lambda light chains in same time

A

no

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8
Q

match the given Igs to given heavy chains
IgM
IgD
IgG
IgE
IgA

A

1)μ
2)delta
3)gamma
4)epsilon
5)alpha

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9
Q

which type heavy chan IgA includes ?

A

alpha(1 or 2)

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10
Q

which type heavy chain IgD includes?

A

delta

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11
Q

which type heavy chain IgM includes ?

A

μ

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12
Q

which type heavy chain IgG includes ?

A

gamma(1,2,3 or 4)

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13
Q

which type heavy chain IgE contains ?

A

epsilon

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14
Q

most abudant Ig ?

A

IgG

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15
Q

strength of antigen-binding surface is called ?

A

affinity

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16
Q

If Ig has High avidity its bind with antigen level is_____

A

strong

17
Q

function of IgA ?

A

mucosal immunity

18
Q

IgD acts as native___cell antigen receptor

A

B cell

19
Q

IgE plays role on___cell activation & defense aganist_____parasites

A

mast cell
helminthic

20
Q

IgG plays role in feedback inhibiton of___cell

A

B cell

21
Q

IgM plays role native_____cell antigen receptor &_____activation

A

b cell
complement activation