A pregnant client asks the nurse, "What is this "knuckle test" that is supposed to tell whether my baby has a genetic problem?" What does the nurse correctly explain?
A) "In the first trimester, the nuchal translucency measurement is used to improve the detection rate for Down syndrome and trisomy 18."
B) "You will need to ask the physician for an explanation."
C) "It tests for hemophilia A or B."
D) "It tests for Duchenne muscular dystrophy."

Question

Quizplus · Accepted Answer

The "knuckle test" is likely a misunderstanding or miscommunication about the nuchal translucency test, which is a measurement taken via ultrasound in the first trimester of pregnancy. This measurement can help in assessing the risk of the baby having Down syndrome (trisomy 21) or trisomy 18, among other conditions, by evaluating the fluid at the back of the fetus's neck. Choices B, C, and D do not accurately describe this test.

A Pregnant Client Asks the Nurse, "What Is This "Knuckle