Why Must There Be Alpha Designations in the Rosenfield System

question 17

Multiple Choice

Why must there be alpha designations in the Rosenfield system?

• A) Nomenclature applies to other blood group systems besides Rh.
• B) Rosenfield nomenclature is only used in the Rh blood system.
• C) Weiner and Fisher-Race use alpha designations.
• D) None of the above

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Definitions:

Common Variation

Variability in data that is shared among all observations or variables being studied.

Randomly Occurring

Randomly occurring refers to events or phenomena that happen without a predictable pattern, often analyzed in probability and statistics to understand patterns and occurrences in data.

Assignable Variation

Variation in a process that can be traced to specific causes, as opposed to random or common cause variation.

Malfunctioned

Referred to when an item or system does not operate as intended or fails to perform its required function.