LP2 Flashcards

1
Q

IgG

A

*75% (highest) % of total immunoglobulin
*plays a role in bloodborne and tissue infections
*activates complement system
*crosses PLACENTA

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2
Q

IgA

A

*protects against GI, GU, and respiratory infections
*passes to neonate in BREAST MILK for protection

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3
Q

IgM

A

*the 1st immunoglobulin in response to bacterial & viral infections
*activates complement system

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4
Q

IgD

A

*takes part in allergic and some hypersensitivity reactions
*combats parasitic infections

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5
Q

agglutination

A

1 antibody can crosslink two antigens, causing them to bind/clump together

this clumping effect helps clear the body of the invading organism

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6
Q

opsonization

A

in this process, the antigen-antibody molecule is coated with a sticky substance that also facilitates phagocytosis

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