Essay Item (give enough detail so I can tell you know what i…

Essay Item (give enough detail so I can tell you know what is happening in each step and why–2 points possible): When we first started talking about the neuron I discussed the 3 major steps of the action potential (a,b,c, corresponding to lecture slides).  Discuss those three steps and what happens in each (so I am asking you to briefly tell me the “flow” of actions that make up the electrical portion of the action potential as outlined in class lecture).   

Essay Item: In class we talked about phantom limb syndrome a…

Essay Item: In class we talked about phantom limb syndrome and saw a video with Dr. Ramachandran discussing this disorder.  What happened when Dr. Ramachandran worked with Derek and touched Derek’s arm, face, etc.  (describe a bit about what he reported)?  Why does this occur (be specific)?  Think of the video and our class discussion/slides.  What is the current thinking for what underlies the experience of phantom limb?