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The Endowment for Human Development
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Hand Plates and Cartilage


5 weeks, 6 days

From The Biology of Prenatal Development.Buy Now

Script: También a las 5 semanas, el embrión ha desarrollado paletas que serán las manos, y a las 5 1/2 semanas ha comenzado la formación de cartílago.

Aquí se observa la paleta de la mano izquierda y la muñeca a las 5 semanas y 6 días.

All ages referenced to fertilization, not last menstrual period.
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