How many gross body movements must be observed to score a normal score in a biophysical profile?

In the context of a biophysical profile, scoring is based on specific fetal movements observed during a given time frame. A normal score in this assessment includes observing at least three body or limb extensions. This requirement is grounded in the understanding that active fetal movement is an indicator of fetal well-being, reflecting neurological development and an adequate supply of oxygen.

When the fetus is active, it signifies appropriate muscle tone and coordination, which are important aspects of the fetus’s overall health. Observing three movements provides a clear indication of continued vitality. Insufficient movement may raise concerns about the fetal condition, necessitating further monitoring or intervention.

The other options do not align with the established guidelines for assessing normal fetal movement in a biophysical profile, which underscores the importance of the movements observed for an accurate evaluation of fetal health.