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As in the model, a ventral view of the embryos' rostral (cranial) end is illustrated.

The cardiogenic (heart) region is rostral to the prechordal plate. The prechordal plate is at the site of the developing oral cavity.

                     Species: Mouse 
                     Day Gestation: 7 
            Approx. Human Age: 17 Days 
                                  View: Ventral side of the rostral
(cranial) end
                     3-D Model
                                     5b of 26