Torso with Interchangable Sex Organs

Torso With Interchangable Sex Organs-24 Parts  Science Labs Life Size cut away spine showing the head with and buccal cavity, half brain, eye with optic nerve. Removable female breast with rib insertions, heart in 2 parts, 2-lung halves, liver with gall bladder, stomach, large and small intestines with appendix flap opening and cover, 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 7th dorsal vertebra is removable. Mounted on a base.  Numbered with English Key Card.