In this lab we dissected the brain of a sheep in order to better understand the placement of different parts of the brain and their functions. In addition, we were able to identify grey matter and white matter sections of the brain. This lab helped give me a better sense of where parts of the brain are, specifically parts such as the midbrain, pons, and medulla oblongata. Previously I had thought them to be further towards the center of the brain near the thalamus and hypothalamus but in truth, they are closer to the brain stem and look like 'bumps.' In a neuron, myelin forms an electrically insulating layer that helps conduct electrical impulses through nerve cells.
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This is my longitudinal depiction of the brain. |
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This is the longitudinal view of the brain. |
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This is a view of the brain from the top. |
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This is my depiction of the brain from the top. |
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My depiction of the cross section showing grey and white matter. |
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Cross section of the brain showing grey and white matter. |
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