Thursday, March 1, 2012

BRAINS!!

We recently performed a brain dissection lab in class.  It was a fairly quick lab but reeked of formaldehyde nonetheless. Each group received a lamb brain.  Some groups, such as ours, received a brain that still had the tough outer layer protecting it called the dura mater, or outer meninges.  We first had to remove this protective outer layer.  We then were assigned to cut the brain horizontally.  This took quite a bit of time because none of us could agree on the right size cut.  Once we had accomplished this we sliced the brain into various pieces and identified them.  
Here is a shot of the final outcome.

These are the parts identified on the brain itself. 


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