Immunology Flashcards

1
Q

Antibodies are made by _____ cells.

A

Plasma

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2
Q

Immunoglobulin that is a monomer (single unit), reacts at 37 degrees Celsius, and can cross the placenta

A

IgG

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3
Q

Immunoglobulin that is a pentamer (5 units), reacts at cold temperatures, and does not cross the placenta

A

IgM

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4
Q

Immunoglobulin that is a monomer in serum and a dimer in secretions

A

IgA

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