Sources:
Moore KL, Persaud TVN (2008). The Developing Human: Clinically Oriented Embryology, 8th ed. Philadelphia: Saunders.
Campbell S (2004). Watch Me Grow! New York: St. Martin's Press.
Last Revised: January 26, 2011
Author: Healthwise Staff
Medical Review: Sarah Marshall, MD - Family Medicine & William Gilbert, MD - Maternal and Fetal Medicine
This information does not replace the advice of a doctor. Healthwise, Incorporated disclaims any warranty or liability for your use of this information. Your use of this information means that you agree to the Terms of Use. How this information was developed to help you make better health decisions.
To learn more visit Healthwise.org
© 1995-2013 Healthwise, Incorporated. Healthwise, Healthwise for every health decision, and the Healthwise logo are trademarks of Healthwise, Incorporated.