Deluxe, full-size brain model features 3-pc sectioned pathology as well as the Circle of Willis with aneurism. Pieces rest inside a skull base and the following pathologies are explained on a full-color laminated education card: Alzheimer's, aneurism, depression, migraine, multiple sclerosis, Parkinson's Disease and Stroke. Lightweight, high-quality construction. Measures 5" x 6 3/4" x 5"