Anatomy & Physiology
Why Are Some People Born With Extra Fingers?
What polydactyly is, why it happens and how treatment depends on the structure and function of the extra digit.
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Musculoskeletal
Explore the normal structure and function of the musculoskeletal system.
Anatomy & Physiology
Bones Are Living Tissue: How Your Skeleton Rebuilds Itself
How osteoblasts, osteoclasts and osteocytes remodel living bone, repair damage and support mineral balance and blood-cell production.
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