Eli5:Why can’t my ring finger go up all the way whenever my pinky is down?

Question

Eli5:Why can’t my ring finger go up all the way whenever my pinky is down?

In: Biology

Answer 1

Your fingers are controlled by tendons in your arms. The ring and pinky fingers are controlled by the same tendon. If you’re using it to apply pressure with the pinky, you can’t do the opposite with the other finger.

Answer 2

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