Biological Roots of Behavior Chapter 2 (pp. 40-64) Motivated Behaviors Homeostasis Autonomic Nervous...

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Biological Roots of Behavior Chapter 2 (pp. 40-64) Motivated Behaviors Homeostasis Autonomic Nervous System: Activation and Arousal
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Transcript of Biological Roots of Behavior Chapter 2 (pp. 40-64) Motivated Behaviors Homeostasis Autonomic Nervous...

Biological Roots of BehaviorChapter 2 (pp. 40-64)

Motivated Behaviors

Homeostasis

Autonomic Nervous System: Activation and Arousal

What are Motivated Behaviors?

Behavioral Neuroscience

Focus on the Neural Bases of Behavior

Neural Bases of Behavior

Why Do We Eat?

Glucoreceptor Signaling

Adipoise Tissue and Leptin

Examples of Peripheral Signals:

Obesity: Homeostatic Failure / Leptin Deficient and Resistant

Can we identify specific brain areas associated with emotion, including aggression?

End: First Class Lecture

Psychology: Introduction to the Biological Perspective

Motivated Behaviors -

Eating Behavior

Aggression; Response to Threat

Sex Behavior

Drug-Seeking Behavior

Sex Behavior

Focus on Hormones and the Hypothalamus

Other Motivated Behaviors?

Drug Seeking Behavior 

Intracranial Self-Stimulation (ICSS)

Rats lever press for electrical stimulation into brain

 

Brain sites may mediate natural rewards (food, water, sex)

 

Note: Brain stimulation also evokes feeding, drinking, maternal and sexual behaviors