Hand having mind of its own sounds like a phenomenon very much met in pop culture. Surprisingly, such limb behaviour occurs in real life and is not only fantasies after all. This phenomenon when a hand acts on its own free will is mental disorder called Alien Hand Syndrome (AHS) (Brion & Jedynak, 1972). It is typically detect in people with lesions to the corpus callosum and the medial frontal lobes. Up to now, there have been reported less than 50 cases of uncomplainings having AHS. Although the syndrome is comparatively rare, it varies diversely within the case studies (Biran, Giovannetti, Buxbaum, & Chatterjee, 2006). For this reason, the disorder is a bizarre and puzzling research subject for scientists, and the Alien Hand Syndrome terminal is used more as an umbrella term to cover multiple different syndromes. Further in the text, I would like to discuss these sets of symptoms and introduce the theory why the Alien Hand Syndrome phenomenon occurs.
One of the main things diagnosed when observing AHS sufferers is inability to moderate the alien hand.
Despite the fact that the alien limb gutter function normally at times, there are cause when it does not respond to the patients intentions. That is, the patients cannot stop or control the hand once it starts performing unintended actions. For instance, GPs chasten hand was of little use when she tried to stop the besotted hand which took and put some fish-bones into her mouth (Della Sala, Marchetti, & Spinnler, 1994). Biran et al.s (2006) patient JC reported unresponsiveness of the hand as it unploughed pouring tea after the cup was overflowing, dust not the whole furniture, or control towel while he was drying himself. Moreover, sometimes the patients cannot event start a movement. The same patient told that his right hand might not pick up...If you ask to get a full essay, order it on our website: Orderessay
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