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Full-Text Articles in Psychology
Effects Of Caffeine In Operant Learning And Locomotor Activity, Daniel Kharlas
Effects Of Caffeine In Operant Learning And Locomotor Activity, Daniel Kharlas
2015 Undergraduate Awards
Caffeine is widely considered to be a reinforcer in humans, but this effect is difficult to measure in non-human animals. This study extended the understanding of the effects of caffeine on reinforcement and locomotor activity by testing rat animal models. A group of 24 adult male Long Evans rats was split into three groups, caffeine (15mg/kg), Scopolamine (spatial learning inhibitor) or a NaCl control. Each drug was administered 15 min prior to behavioural testing. The rats were given one habituation session to familiarize with eating the reinforcing agent, one baseline session before testing and on test day were monitored for …
Facebook: Social Benefit Or Social Problem?, Ana Ruiz Pardo
Facebook: Social Benefit Or Social Problem?, Ana Ruiz Pardo
2015 Undergraduate Awards
The present study investigated the impact of type of Facebook use on well-being. Participants who spent time viewing and updating their own profiles were hypothesized to report higher life satisfaction and happiness than participants who spent time viewing other people’s profiles. Self-reported Facebook use and personality trait measures were also investigated. A total of 56 female students enrolled in Psychology 1000 at Brescia University College participated in the study. Participants completed six questionnaires (personality assessment, self-esteem scale, narcissism scale, Facebook use questionnaire, satisfaction with life scale, and subjective happiness scale) and were randomly assigned to one of three conditions consisting …
Effects Of Caffeine On Memory In Rats, Cisse Nakeyar
Effects Of Caffeine On Memory In Rats, Cisse Nakeyar
2015 Undergraduate Awards
Caffeine is typically used to counter the effects of fatigue by enhancing performance for cognitive tasks, it is also known to suppress appetite. The current study is conducted to determine if caffeine would have an effect on memory. Twenty-four male Long Evans rats (375-425g) were used, they were randomly assigned to one of three groups: saline control (0.9% saline), caffeine low dose (15mg/kg), and caffeine high dose (50mg/kg). Testing was conducted in a Skinner box with a retractable lever that dispensed food when pressed. Rats were trained for five consecutive days for 10-15 min sessions. Then, two days of baseline …