CS Flashcards

1
Q

What is the most common immunoglobulin in the blood?

A

lgG

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2
Q

What immunoglobulin has a pentamer shape?

A

IgM

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3
Q

What shape are most immunoglobulins?

A

Monomer
lgA can sometimes be a dimer

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4
Q

What is the function of lgG ?

A

Enhance phagocytosis of bacteria and viruses
Fixes complement and passes it to fetal circulation

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5
Q

Where is IgA found?

A

Predominant immunoglobulin found in breast milk
Also found also found in secretions of digestive, respiratory, urogenital tract and system

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6
Q

What is the function of lgM?

A

First immunoglobulin secreted in response to infection

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7
Q

What is the least common immunoglobulin?

A

IgE

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8
Q

What is the role of IgD?

A

B cell activation

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9
Q

What is the function of IgE?

A

Mediate type 1 hypersensitivity reactions
Provide immunity to helminths and parasites
Causes mast cell degranulation

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