The Rh Testing on a Blood Donor Was Negative at Immediate

question 23

Multiple Choice

The Rh testing on a blood donor was negative at immediate spin. The tube was incubated at 37°C for 15 minutes. The tube was centrifuged and read macroscopically. The test was negative at 37°C. The tube was washed three times with saline, and two drops of AHG were added. After centrifugation, the tube yielded a 2+ reaction. How is this Rh type reported on the donor unit?

• A) Rh-positive
• B) Rh-negative
• C) Du-positive
• D) Rh-variable

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Definitions:

Expressive Style

A manner of communication and presentation that is characterized by the vivid and effective expression of thoughts, feelings, and ideas.

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An individual's overall subjective emotional evaluation of their own worth or value.

Big Five

A model that categorizes human personality traits into five broad dimensions: openness, conscientiousness, extraversion, agreeableness, and neuroticism.