Words Generation in Compulsives Gamblers and Parkinson's Disease Patients

"Each subject will realize twice each test during 2 sessions with one hour in between :~During the session 1 :~* The test of words generation, which is to produce action verbs in response to 40 nouns, and noun in response to verbs.~* The test of Stroop that assesses selective attention~During the session 2:~* The test of words generation, which is to produce action verbs in response to 40 nouns, and noun in response to verbs.~* The task of the casino (Iowa Gambling Test)~* The task of landing~* The test of Stroop"