Toxic Effect of Khat in Rat Embryos and Fetuses

Figure 1

Twelve-day-old rat embryos showing various organ primordial: Brown and Fabro [20]. (a) An embryo enclosed in the yolk sac, and yolk sac circulation showing vitelline artery (VA) and vitelline vein (W); (b) with the yolk sac removed, the embryo shows telencephalon (TL), olfactory plate (OL), and forelimb (FL); (c) an embryo showing optic primordia (OP), mesencephalon (ME), rhombencephalon (RE), and dorsal recess of otocyst (DR); and (d) an embryo showing otocyst (OC), atrium commune (AC), ventriculus communis (VC), and somite (SO).

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