North American Registry of Midwives (NARM) Practice Exam

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What parameter is generally assessed in a biophysical profile to evaluate fetal well-being?

  1. Maternal weight gain

  2. Amniotic fluid volume

  3. Maternal blood pressure

  4. Fetal positioning

The correct answer is: Amniotic fluid volume

In a biophysical profile, the assessment of amniotic fluid volume is crucial for evaluating fetal well-being. Amniotic fluid plays a key role in normal fetal development and provides a protective environment for the fetus. An adequate volume of amniotic fluid is essential as it facilitates fetal movements, allows for proper lung development, and offers cushioning to the fetus against external pressures. Abnormalities in the amniotic fluid volume, such as oligohydramnios (low amniotic fluid) or polyhydramnios (excess fluid), can indicate potential issues with the fetus or the placenta and may necessitate further evaluation or intervention. This parameter, along with others included in the biophysical profile, helps healthcare providers assess the overall condition of the fetus and make informed decisions regarding monitoring and management during pregnancy.