Inhalt

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   1 General Introduction
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  2 Experiment – Mental Rotation
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   2.1 Introduction
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  2.2 Methods
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   2.2.1 Subjects
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   2.2.2 Sex steroid hormone assessment
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   2.2.3 Experimental design
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   2.2.4 Scanning procedures
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   2.2.5 Functional data analysis
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  2.3 Results
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  2.3.1 Hormone assessment
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   2.3.2 Behavioural Results
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  2.3.3 fMRI Results
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   2.3.3.1 Within group activation pattern for the mental rotation task
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   2.3.3.2 Between group comparisons: Sex differences
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   2.3.3.3 Within group comparisons between phases of the menstrual cycle
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   2.3.3.4 Correlation of steroid hormones and brain activity
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   2.4 Discussion
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  3 Experiment – N-back
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   3.1 Introduction
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  3.2 Methods
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   3.2.1 Subjects
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   3.2.2 Materials and procedures
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   3.2.3 Scanning procedures
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   3.2.4 Behavioural data analysis
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   3.2.5 Functional data analysis
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  3.3 Results
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   3.3.1 Behavioural Results
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   3.3.2 Activation patterns across load conditions and groups
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  3.3.3 Regions activated with increasing working-memory load
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   3.3.3.1 Activation increases from 0-back to 2-back
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   3.3.3.2 Activation increases from 1-back to 2-back
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   3.3.4 Correlation analysis
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   3.3.5 Between-group comparisons
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   3.4 Discussion
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   1.1.1.1
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   4 Global Discussion
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   1.1.1.1
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   5 Deutsche Zusammenfassung
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   6 References
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   7 Danksagung
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   8 Lebenslauf