Midterm 3

Card Set Information

Midterm 3
2014-08-25 01:00:33
biological psychology biopsych
PSC 101
Emotions/stress, Memory, learning, and development, and Biological rhythms and sleep
Show Answers:

  1. Emotion:
    a subjective mental state that is usually accompanied by distinctive behaviors as well as involuntary physiological changes
  2. Sympathetic Nervous System:
    the part of the autonomic nervous system that acts as the fight or flight system, generally activating the body for action
  3. Parasympathetic Nervous System:
    The part of the autonomic nervous system that generally prepares the body to relax and recuperate.
  4. Facial feedback Hypothesis:
    The idea that sensory feedback from our facial expressions can affect our mood
  5. Evolutionary Psychology:
    A field of study devoted to asking how natural selection has shaped behavior in humans and other animals.
  6. Brain Self-Stimulation:
    The process in which animals will work to provide electrical stimulation to particular brain sites, presumably because the experience is very rewarding.
  7. Medial Forebrain Bundle:
    A collection of axons traveling in the midline region of the forebrain.
  8. Nucleus Accumbens:
    A region of the forebrain that receives dopaminergic innervation from the ventral tegmental area. (Major component of brains reward circuitry)
  9. Decorticate Rage:
    Also called sham rage. sudden intense rage. Characterized by actions (such as snarling and biting in dogs) that lack clear direction
  10. Limbic System:
    • 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.
  11. Kluver-Bucy Syndrome:
    A condition, brought about by bilateral amygdala damage, that is characterized by dramatic emotional changes including reduction in fear and anxiety.
  12. Fear Conditioning:
    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.
  13. Amygdala:
    A group of nuclei in the medial anterior part of the temporal lobe