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Sed around the image: It can be crowded) 6.2.1. Age Markers: Neologisms, Dysfluencies, Off-Topic Comments, and False Starts Age markers didn’t differ for H.M. versus the controls. The imply number of neologisms was 0.00 per TLC response for H.M. versus a mean of 0.03 for the controls (SD = 0.05), a 4EGI-1 chemical information non-reliable 0.60 SD difference with Ns as well compact for meaningful analysis. Dysfluencies (“um”s and “uh”s) have been no more popular for H.M. than the controls. The imply quantity of “um”s per TLC response was 0.00 for H.M. versus 0.34 for the controls (SD = 0.52), a non-reliable distinction. The imply quantity of “uh”s per TLC response was 0.ten for H.M. versus 0.48 for the controls (SD = 1.04), a non-reliable 0.37 SD difference. The mean quantity of off-topic comments per response was 0.ten for H.M. versus 0.36 for the controls (SD = 0.42), a non-reliable 0.63 SD difference. False starts or modifications in an ongoing responseBrain Sci. 2013,(excluding error corrections) had been no far more frequent for H.M. than the controls. The imply number of false starts per response was 0.ten for H.M. versus 0.06 for the controls (SD = 0.07), a non-reliable 0.86 SD difference. 6.two.2. Elaborative Repetitions, Stutters, and Unmodified Word String Repetitions The mean variety of elaborative repetitions per response was 0.25 for H.M. versus 0.04 for the controls (SD = 0.05), a trusted 4.20 SD distinction. The mean number of stutters per response was 0.1 for H.M. versus 0.24 for the controls (SD = 0.21), a non-reliable 0.67 SD distinction. The mean number of unmodified word string repetitions per response was 0.1 for H.M. versus 0.06 for the controls (SD = 0.07), a non-reliable 0.57 SD distinction. 6.three. Discussion 6.3.1. Minor Retrieval Errors H.M. developed no a lot more minor retrieval errors involving phrases, words, or phonological units than the controls in Study 2C (see also [20,32]). These final results suggest that H.M.’s mechanisms for retrieving and sequencing phrases in sentences, words in phrases, and phonological units in syllables are intact, constant with (a) his undamaged frontal cortex (see [72]), and (b) comprehensive evidence indicating that retrieval mechanisms are localized in frontal places, e.g., Chang et al. [73], where exceptionally localized higher gamma (HG, 7000 Hz) activity in the prefrontal cortex right away preceded and PubMed ID:http://www.ncbi.nlm.nih.gov/pubmed/21336546 apparently determined response-related retrieval of distinct target phonemes (for additional proof consistent having a frontal locus for retrieval mechanisms, see [74]). 6.three.2. Age Markers: Neologisms, False Begins, Dysfluencies, and Off-Topic Comments H.M. produced no more neologisms, false starts, dysfluencies and off-topic comments than memory-normal controls in Study 2C, results that rule out exaggerated effects of aging because the basis for H.M.’s communication deficits for the reason that these phenomena raise reliably with aging (see e.g., [620]). These findings, collectively with H.M.’s standard rate of minor retrieval errors, also rule out aphasia, due to the fact left hemisphere aphasics generate reliably much more neologisms, dysfluencies, and retrieval errors than regular controls (see e.g., [758]). The close parallels among H.M.’s deficits in language and visual cognition (see [31]) also render implausible the hypothesis that H.M.’s language deficits reflect incipient or difficult-to-detect left- but not right-hemisphere white matter harm (see [72]). What then of your preliminary observations that raised the query of no matter if H.M. exhibits compound category-specific aphasia, with much more neo.

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