Life size model of the brain incorporates the arterial blood supply complete with termini of the internal carotids, basilar artery, and Circle of Willis. Cranial nerves and a dissectible brain stem are featured as well. Right hemisphere divides in 2 parts, left splits into 4 parts including half of the brain stem and ½ of the cerebellum. Pituitary and basilar artery may be detached. Rests on a molded plastic base. 115 numbered features with key card. Denoyer-Geppert Co. Size: 6” x 5” x 7”.