The film explores the muscular system of the human body, detailing the roles and functions of the three types of muscles: skeletal, smooth, and cardiac. Skeletal muscles, which are voluntary and work ...
Skeletal 3D provides an in-depth look at the hundreds of bones that make up the human skeletal system. The app is divided into several sections, making it easy for users to get the most out of the ...
Live Science on MSN
Why don't teeth count as bones?
The major resemblance between teeth and bones is what they're made of: hard tissue composed of minerals, such as calcium, phosphorus, fluoride and magnesium. On a molecular level, these minerals form ...
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