A Blood Sample for Measurement of Bilirubin Is Required from a Neonate

question 27

Multiple Choice

A blood sample for measurement of bilirubin is required from a neonate receiving phototherapy. In what environment should this blood sample be drawn?

• A)While phototherapy lights are turned off
• B)While infant remains under phototherapy lights
• C)When infant is covered with a blanket
• D)When infant has been off phototherapy for 30 to 60 minutes

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Definitions:

Carriers

Individuals who have one copy of a gene mutation for a recessive disorder, showing no symptoms but capable of passing the gene to their offspring.

Sex-Linked Abnormality

A genetic disorder that is determined by the sex chromosomes, and therefore tends to occur more frequently in one sex than the other.

Color Blindness

A condition where an individual has difficulty distinguishing between certain colors, typically resulting from a deficiency in or absence of specific types of color-detecting cells in the eye.

Genetic Counseling

Advice concerning the probabilities that a couple’s children will show genetic abnormalities.