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Index finger
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{{short description|Second finger of the human hand}} {{More citations needed|date=August 2024}} {{Infobox anatomy | Name = Index finger | Latin = digitus II manus, digitus secundus manus, [[wikt:index#Latin|index]] | Image = Index finger = to attention.JPG | Caption = Left human hand with index finger extended | Image2 = | Caption2 = | Precursor = | System = | Artery = [[Radial artery of index finger]], <br />[[proper palmar digital arteries]], <br />[[dorsal digital arteries of hand|dorsal digital arteries]] | Vein = [[Palmar digital veins]], [[dorsal digital veins of the hand|dorsal digital veins]] | Nerve = [[Dorsal digital nerves of radial nerve]], [[proper palmar digital nerves of median nerve]] | Lymph = }} The '''index finger''' (also referred to as '''forefinger''',<ref>{{Cite web|url=https://en.oxforddictionaries.com/definition/forefinger|archive-url=https://web.archive.org/web/20160925200020/https://en.oxforddictionaries.com/definition/forefinger|url-status=dead|archive-date=September 25, 2016|title=forefinger - definition of forefinger in English {{!}} Oxford Dictionaries|website=Oxford Dictionaries {{!}} English|access-date=2017-06-08}}</ref> '''first finger''',<ref>{{Cite web|url=https://en.oxforddictionaries.com/definition/first_finger|archive-url=https://web.archive.org/web/20170925132348/https://en.oxforddictionaries.com/definition/first_finger|url-status=dead|archive-date=September 25, 2017|title=first finger - definition of first finger in English {{!}} Oxford Dictionaries|website=Oxford Dictionaries {{!}} English|access-date=2017-06-08}}</ref> '''second finger''',<ref>{{cite web |title=second finger |url=https://medical-dictionary.thefreedictionary.com/second+finger |website=Medical Dictionary |access-date=17 August 2022}}</ref> '''pointer finger''', '''trigger finger''', '''digitus secundus,''' '''digitus II''', and [[wikt:Wikisaurus:index finger|many other terms]]) is the second [[finger|digit]] of a human [[hand]]. It is located between the [[thumb]] and the [[middle finger]]. It is usually the most [[Fine motor skill|dextrous]] and sensitive digit of the hand, though not the longest. It is shorter than the middle finger, and may be shorter or longer than the [[ring finger]] (see [[digit ratio]]).
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