LIST OF FIGURES Figure pg 3-1 Social defeats per daily session.. ............. ...............19..... 3-2 Intruder behavior during daily social defeat sessions. ............. .....................2 3-3 Circulating hormones after daily social defeat stress ................. ........__. ........21 3-4 Effects of daily social defeat stress on glandular masses. .............. ...................22 3-5 Social defeats per intermittent session. ............. ...............24..... 3-6 Intruder behaviors during intermittent social defeat sessions. ............. .................25 3-7 Circulating hormones after intermittent social defeat stress. ............. ..................26 3-8 Effects of intermittent social defeat stress on glandular masses. ............. ...... ..........26 3-9 Immobility during the Porsolt swim test. .............. ...............28.... 3-10 Immobility measured in 5-minute bins during the Porsolt swim test. .....................28