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on the electronic pulse that drives the solenoid valve delivering the reward liquid (top) or the onset of the
conditioned visual stimulus (middle and bottom). Eachof dopamine neurons. A: Phasic activations following primary rewards. B: behavioral ac
panel shows the peri-event time histogram and of
Figure 1 Phasic activations of neurophysiological impulse activity
raster of impulses from the same neuron. HorizontalC: Top: Lack of of dots correspond to real-time intervals. (sub-11). Tempora
Phasic activations following conditioned, reward predicting stimuli. distances phasic activation following primary aversive air puff. Bottom:
been used in a wi
Each line of dots shows onefollowingOriginal sequence of when stimulus generalization by appetitive stimuli is not ruled out;
stantial activating population response trial. conditioned aversive stimuli trials is plotted from top to bottom. CS,
grey: population response to conditioned visual aversive primary reward.
conditioned, reward-predicting stimulus; R,stimulus when appetitive stimulus is also visual; black: lack of population response to condi-...
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This document was uploaded on 02/28/2014 for the course BME 580.402 at Johns Hopkins.
- Spring '14