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a subjective mental state that is usually accompanied by distinctive behaviors as well as involuntary physiological changes
Sympathetic Nervous System:
the part of the autonomic nervous system that acts as the fight or flight system, generally activating the body for action
Parasympathetic Nervous System:
The part of the autonomic nervous system that generally prepares the body to relax and recuperate.
Facial feedback Hypothesis:
The idea that sensory feedback from our facial expressions can affect our mood
A field of study devoted to asking how natural selection has shaped behavior in humans and other animals.
The process in which animals will work to provide electrical stimulation to particular brain sites, presumably because the experience is very rewarding.
Medial Forebrain Bundle:
A collection of axons traveling in the midline region of the forebrain.
A region of the forebrain that receives dopaminergic innervation from the ventral tegmental area. (Major component of brains reward circuitry)
Also called sham rage. sudden intense rage. Characterized by actions (such as snarling and biting in dogs) that lack clear direction
- A loosely defined, widespread group of brain nuclei that innervate each other to form a network. these nuclei are implicated in emotion.
- Consists of the hypothalamus, the anterior thalamus, the cingulate cortex, the hippocampus, the amygdala, and the fornix.
A condition, brought about by bilateral amygdala damage, that is characterized by dramatic emotional changes including reduction in fear and anxiety.
A form of classical conditioning in which a previously neutral stimulus is repeatedly paired with an unpleasant stimulus, like foot shock, until the previously neutral stimulus alone elicits the responses seen in fear.
A group of nuclei in the medial anterior part of the temporal lobe
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