Social and Behavioral Sciences Commons^™

The Effectiveness Of Behavioral Activation Group Therapy: Treating Comorbid Depression On A Specialized Inpatient Posttraumatic Stress Disorder Unit For Combat Veterans, Theodore P. Wright

Dissertations

The comorbidity of depression and PTSD has been shown to be relatively prevalent. Researchers have found a 70% lifetime prevalence o f comorbid PTSD and depression among combat veterans. This study examined the effectiveness of a behavioral activation (BA) group treatment when administered to combat veterans with comorbid depression and PTSD in the residential treatment program at the Battle Creek Veteran Affairs Medical Center. Forty-five veterans participated in the study. Twenty-four veterans participated in a BA treatment group while in the treatment program. Twenty-one veterans attended the treatment program, but did not participate in the BA treatment group and served …

Assessment N>E Discriminative Stimulus Effects Of (±)-3,4-Methylenedioxymethamphetamine (Mdma, "Ecstasy") And (+Lysergic Add Diethylamide (Lsd) In A Three-Lever Drug Discrimination Procedure, Amy K. Goodwin

Dissertations

(±)3,4-Methylenedioxymethamphetamine (MDMA) is a common drug of abuse known as "ecstasy." Currently, MDMA is classified into the traditional drug classes as both a "stimulant" and a "hallucinogen" because it is reported to share both subjective and physiological properties of both classes. MDMA is thought to produce its psychoactive effects by acting as both a serotonin and a dopamine agonist. However, the relative importance of the serotonin and dopamine neurotransmitter systems in mediating the stimulus properties of MDMA remains unclear.

The drug discrimination assay is used to classify drugs as "similar" or "dissimilar," as well as to examine underlying neurochemical changes …