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Unformatted text preview: Lab 2: Midsagittal view Sheep Brain Dissection: To look at the internal features of the brain today, we will be making a midsaggital cut on one of your groups sheep brains. The midsaggital cut will divide the brain into left and right halves between the cerebral hemispheres. When making the cut, one clean slice is preferable to a sawing cut. Sawing the brain in half could cause more damage to the tissue, making identifying structures more difficult. The resulting views of the brain can be seen on pages 21 and 22 of your lab manual. Identification- know the location an function Ventricles and Cerebrospinal Fluid You may remember from class lectures, that the ventricles are filled with cerebrospinal fluid (CSF). CSF is also found in between the pia mater and the arachnoid layers of the meninges in the subarachnoid space. Cerebrospinal fluid is made in the ventricles of the brain by the choroid plexus. It serves Cerebrospinal fluid is made in the ventricles of the brain by the choroid plexus....
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- Spring '08