👉 ptilinal is a term used in the field of neurology, specifically pertaining to the anatomy and physiology of the human brain. It refers to the process by which the cerebrum (brain) is divided into two lobes called pons and thalamus. The pial structures are known as pterygoid, occipital, parietal, temporal, frontal, and occipitoparietal nuclei, each of which plays a specific role in brain function. The
