Anxiety

Sep 8, 2016 by in PSYCHIATRY Comments Off on Anxiety

Anxiety INTRODUCTION Anxiety is part of a mechanism developed in higher animals to handle adverse situations. The anxiety response can be conceptualized as part of the brain’s alarm system firing…

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Attention

Sep 8, 2016 by in PSYCHIATRY Comments Off on Attention

Attention INTRODUCTION The last aspect of cognition that we will review is the ability to attend to external or internal stimuli. Like memory, attention is one of the oldest and…

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Memory

Sep 8, 2016 by in PSYCHIATRY Comments Off on Memory

Memory The next three chapters review important aspects of cognition. Cognition is loosely defined as the ability to do the following: Attend to external or internal stimuli Identify the significance…

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Attachment

Sep 8, 2016 by in PSYCHIATRY Comments Off on Attachment

Attachment PARENTAL BEHAVIOR The goal of reproduction is successful offspring. Parents want offspring who can survive the rigors of the world and produce their own descendents. Many animals produce offspring…

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Sex and the Brain

Sep 8, 2016 by in PSYCHIATRY Comments Off on Sex and the Brain

Sex and the Brain SEXUAL DIMORPHISM Humans are sexually dimorphic (di, “two”; morph, “type”). That is, we come in two styles. How one conceptualizes these differences depends on one’s perspective….

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Sleep and Circadian Rhythms

Sep 8, 2016 by in PSYCHIATRY Comments Off on Sleep and Circadian Rhythms

Sleep and Circadian Rhythms NORMAL SLEEP Sleep remains a mystery. We spend roughly a third of our lives in this suspended state. All mammals sleep, as does most of the…

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Appetite

Sep 8, 2016 by in PSYCHIATRY Comments Off on Appetite

Appetite SET POINT In spite of great fluctuation in the quantity and frequency of eating, we all maintain remarkable precision between energy expenditure and energy intake. Social factors, emotions, and…

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Pleasure

Sep 8, 2016 by in PSYCHIATRY Comments Off on Pleasure

Pleasure SEEKING PLEASURE Voluntary behavior in animals is motivated by the avoidance of pain and the pursuit of pleasure. In this chapter, we will focus on the neuronal mechanisms that…

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Pain

Sep 8, 2016 by in PSYCHIATRY Comments Off on Pain

Pain Pain and pleasure are the major driving forces of human behavior. We cover pain in this chapter but are ever so looking forward to discussing pleasure in the next…

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The Electrical Brain

Sep 8, 2016 by in PSYCHIATRY Comments Off on The Electrical Brain

The Electrical Brain MORE THAN CHEMISTRY One of our favorite illustrations in this book is Figure 3.9, which highlights the electrochemical configuration of neural communication. Unfortunately, many mental health professionals…

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