Systems » The Digestive Systems The Digestive System
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FACT: There are approximately 100 billion neurons in the human brain and 13.5 million neurons in the human spinal chord.

The Digestive Systems The Digestive System

Characterized by poor and brittle bones, brittle bones and its iniciador osteopenia influence 44 million Americans as well as lead to over 2 thousand bone cracks every year, depending on the American Academy of Orthopaedic Surgeons.

The Digestive Systems The Digestive System Pictures

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