Dysthymia: Signs, symptoms and treatment

Is Dysthymia a form of depression or is it a disorder in its own class? How do the signs and symptoms of dysthymia differ from those of a Major Depression? What is the treatment for Dysthymia and does it differ from that of Major Depression?

Steps in the mediation process

What model and procedures are involved in the mediation process?

Evidence for the Theory of Evolution

What sources of evidence are there that support the Theory of Evolution?

Evolution Theory and "decent with modification" through natural selection

What does the term "descent with modification" mean as it relates to the evolutionary term of natural selection? What evidence lends supports?

How does evolution happen?

According to Charles Darwin, how does evolution happen? What happens in the evolutionary process?

Evidence for the Multimodal Treatment of Children with ADHD

What is the Multimodal Treatment Study of Children with ADHD? What are the major findings of this study so far?

Lock-and-key model of synaptic transmission, transducers, cortical arousal, brainwaves that characterize the deeper stages of sleep, drive-reduction theory, main goal of psychophysics, sense of vision, visual system sharpens, visual system of frogs, bug detectors

1) In the lock-and-key model of synaptic transmission, the "key" gets to the "lock" how? Is it by removal of synaptic vesicles, rapid conduction down to the axon, weak attractive forces of the lock, or diffusion across the cleft? 2) Which of these are transducers? Eardrum, the jnd, hair cells. 3) Which of the following wou ...continues

Hearing, sight, blindness, colors.

What is the distal stimulus in hearing? According to the place theory of pitch, where on the basilar membrane will high-frequency tones cause the greatest amount of vibration to occur? Why are we unable to see colors in very dim light? What does the world look like to people who suffer from the most common type of colo ...continues

Conditioning and Schedules of Reinforcement

To what is the tendency of the CS to elicit the CR related? Is it the number of CS US pairings, the number of times the US has elicited the CR, the intensity of the CR, or the intensity of the CS? Compensatory drug reactions, such as those to injections of insulin or heroin, offer the strongest support to which of the followi ...continues

Sensation and Perceptions; Cognitive Psychology topics

Hi, I would like help studying for an upcoming test this Monday. Please answer my questions that I have for you here. Please be sure your answers are 100 % correct, so that I don't end up studying for something that is wrong. Thank you very much again. What would happen if we were to use top-down processing only? Is it that w ...continues