Human Torso 28 Part. Torso with Open Back 28 Parts Life size showing the head with nasal and buccal cavity, half brain, eye with optic nerve. Removable 2-lung halves, heart in parts, liver with gall bladder, 2-part stomach, large and small intestines with appendix flap opening and cover, and half of Kidney. Male genital organs in 4-parts and female genital organs in 2-parts with embryo in the 3rd month of pregnancy. The back shows the vertebral column, spinal cord with nerve endings and the 1st, 5th 7th dorsal vertebra are removable. Mounted on base. Numbered with English Key Card. Dimensions (W D H): 380 240 900mm.