QUESTION 17 What is neurulation? O a. The process by which structures become complex and functionally specialized during development O b. The process by which the neural plate becomes the neural tube O c. The process of formation of a groove in the neural plate that runs rostral to caudal O d. The process by which neural ectoderm is pinched off and lies lateral to the neural tube QUESTION 18 Which major fiber bundle connects the two cerebral hemispheres? O a. Optic chiasm O b. Longitudinal cerebral fissure O c. Corpus callosum O d. Fornix

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