Why Might Some Blood Banking Facilities Prefer the Use of Monospecific

question 58

Multiple Choice

Why might some blood banking facilities prefer the use of monospecific IgG over polyspecifiic antihuman globulin (AHG) in their antibody screens?

• A) Interference from naturally occurring warm antibodies in patient serum is reduced.
• B) Interference from naturally occurring cold antibodies in patient serum is reduced.
• C) There is more IgG in monospecific antisera than in polyspecific reagents.
• D) Monospecific IgG has been standardized.

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Definitions:

Voltage

The electric potential difference between two points, or the push that drives an electric current between those points.

Conduction

The transfer of heat or electricity through a substance, resulting from a difference in temperature or electrical potential.

Wilhelm Roentgen

The German physicist who discovered X-rays in 1895, an achievement for which he was awarded the first Nobel Prize in Physics in 1901.

X-rays

A form of electromagnetic radiation with wavelengths shorter than ultraviolet light, capable of penetrating solids and used in medical imaging.