Perfect for advanced demonstrations, this detailed torso contains an opened neck and back section to facilitate study of the vertebrae, intervertebral discs, spinal cord, spinal nerves, vertebral arteries, and more. Featuring a six-part head, the occiput and skull cap are exposed to show the skull’s inner structures. The four-part brain with arteries is dissectible into frontal with parietal lobe, temporal with occipital lobe, and half of brain stem and half of cerebellum. The nose and mouth cavities are exposed at the pharynx, and the eyeball with muscles, ligaments, and optic nerve can be removed. Other removable parts include: two-part heart • two lungs • two-part stomach • four-part intestinal tract • front half of kidney • liver with gall bladder • 7th thoracic vertebra • female chest wall • three part female genital insert with embryo • four-part male genital insert.