What physical changes occur in preschoolers due to changing body proportions?

In preschoolers, physical development is characterized by significant changes in body proportions as they grow. One of the hallmark features of this stage is the "top-heavy" appearance. This arises because, although children's bodies are becoming longer and more proportionate, their heads remain relatively large compared to their bodies. This creates the visual effect of a top-heavy stature.

Additionally, the pot-bellied appearance is also typical at this age. The shift in body proportions, along with the healthy fat accumulation that occurs during early childhood, contributes to a rounded abdomen. Both of these factors are indicative of the normal growth patterns in preschoolers, where their body's growth stages manifest as changes in form and proportion rather than just height and weight alone.

The other options do not accurately reflect the common physical characteristics observed in preschoolers. For instance, longer legs and shorter arms or an elongated torso with a reduced head size would not align with the observed developmental norms. Rather, the combination of a larger head, a pot-bellied belly, and the balance of their overall growth demonstrates the unique physical changes that occur in this early formative stage.