BS-5 – Base of the head with removable brain with arteries, natural size, in SOMSO-Plast. The dura mater, the 12 pairs of cranial nerves and the basilar artery are shown. The brain separates into 8 parts. Altogether in 9 parts. On a base. Height: 22 cm., width: 18 cm., depth: 20 cm., weight: 1.5 kg.