What area of the skull does the occipital bone form?

The occipital bone forms the lower back of the cranium, which is crucial in supporting and protecting the brain. This bone plays a significant role in the structure of the skull, anchoring the neck muscles and facilitating the movement of the head. Understanding the anatomy of the skull is vital for estheticians, as it relates to facial structure, symmetry, and the underlying support for skin and tissue in the treatment area.

In contrast, the other options pertain to different parts of the skull. The forehead is associated with the frontal bone, the side of the head involves the parietal and temporal bones, and the upper jaw corresponds to the maxilla. Each of these areas has distinct anatomical features and functions that are important for various practices within esthetics, highlighting the importance of a comprehensive understanding of cranial anatomy.