표제지
국문초록
목차
I. 서론 8
II. 대상 및 방법 13
1. 대상 13
2. 자기공명영상 13
3. 자극과제 14
4. 영상후처리와 분석 17
1) 전처리 17
2) fMRI의 분석 18
III. 결과 19
1. 개인별 분석 19
2. 그룹분석 28
1) 시각과제에서 나타난 활성화 영역(fig. 6) 28
2) 청각과제에서 나타난 활성화 영역(fig. 7) 30
3) 시각과제와 청각과제의 비교 32
IV. 고찰 34
V. 참고문헌 44
Abstract 51
Fig. 1. Diagram of fMRI acquisition 16
Fig. 2a. Activation map images obtain during visual word generation task rendered on normalized individual T1-weighted image. 20
Fig. 2b. Activation map images obtain during auditory word generation task rendered on normalized individual T1-weighted image. 21
Fig. 3a. Activation map images obtain during visual word generation task rendered on normalized individual T1-weighted image. 22
Fig. 3b. Activation map images obtain during auditory word generation task rendered on normalized individual T1-weighted image. 23
Fig. 4a. Activation map images obtain during visual word generation task rendered on normalized individual T1-weighted image. 24
Fig. 4b. Activation map images obtain during auditory word generation task rendered on normalized individual T1-weighted image. 25
Fig. 5a. Activation map images obtain during visual word generation task rendered on normalized individual T1-weighted image. 26
Fig. 5b. Activation map images obtain during auditory word generation task rendered on normalized individual T1-weighted image. 27
Fig. 6. Average activation maps of visual word generation task rendered on template brain (8 data were group). Left dominant activation is seen in the both inferior frontal gyri, premotor,... 29
Fig. 7. Average activation maps of auditory word generation task rendered on template brain (8 data were group). Frontal activations are similar to those of the visual task (fig 10).... 31
Fig. 8. Activation maps of task difference for the visual and auditory task. Red indicates significantly more activation in the visual task. Red indicates significantly more activation in the visual task. 33