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The radius connects to many muscles, such as the biceps, supinator, flexor digitorum superficialis, flexor pollicis longus muscles, extensor ossis metacarpi pollicis, extensor primi internodii pollicis and the pronator teres muscles Furthermore, the radius is found on each arm thus contributing a total of two bones to the human body skeleton.

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25 amazing illustrations & drawings

Famous Skulls (personally not a fan of skulls...kinda dark for my taste but this is a really intriguing concept!)

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The ulna is the third and final bone of the arm. http://www.learnbones.com/arm-bones-anatomy/

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Like the humerus, the radius’ primary function includes motion of the arm and support of the arm. http://www.learnbones.com/arm-bones-anatomy/