Hole's Human Anatomy and Physiology   8/e   Shier/Butler/Lewis
	Student   Online Learning Center

Aging is part of the human life span and receives thorough treatment in this web site provided by the National Institute on Aging.

Congenital anomalies are numerous and have various causes. Preliminary information suggests that maternal vaginal infections greatly increase the risk of a newly-born infant developing cerebral palsy. Read more at this web site.

Sometimes it is very difficult to determine the gender of a newborn for various reasons. Learn more about ambiguous genitalia at this web site.

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