Why can’t you fully extend your middle or ring finger when the rest of your hand is making a fist?

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Why can’t you fully extend your middle or ring finger when the rest of your hand is making a fist?

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2 Answers

Anonymous 0 Comments

Because your fingers don’t actually have individual muscles. It’s just individual tendons that all connect to the same muscles in your forearm, so there are limits in your ability to pull on some tendons but not others.

Anonymous 0 Comments

Wait…. Why can I do this then with ring and middle finger, can’t everyone do it?