Summary: Psychology 100

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Read the summary and the most important questions on psychology 100

  • psychology

    This is a preview. There are 10 more flashcards available for chapter 13/10/2016
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  • what is psychological science?

    a branch of science dealing with the mental processes and behavior of individuals and groups
  • how is quasi-experiment different than regular experiment?

    no random assignment and can have different independent variables
  • neurons and the brain week 2

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  • the neuron structure and what it does:

    cell body (the cells life support center)
    Dendrites (receive messages from other cells)
    axon (passes messages away from the cell to other neurons, muscles, or glands)
    terminal branches of axon (form junctions w/ other cells)
    myelin sheath (covers the axon of some neurons and helps speed neural impulses)
  • what is gray matter

    cell bodies of neurons, which contain genetic material
    covers the outer layer of the cerebral cortex
    looks gray
  • what is white matter

    axons of neurons; critical in cell communication
  • describe how a neuron "fires"

    an electrochemical process.
    electrical inside the neuron
    chemical outside the neuron (in the synapse in the form of a neurotransmitter)

    the "firing" is called ACTION POTENTIAL
  • telencephalon or cerebral hemispheres are the...

    cerebral cortex, cerebrum and subcortical structures (basal ganglia, amygdala, hippocampus)
  • PET  Positron Emission Tomography

    records blood flow in the brain

    the scanner detects the radioactive substance injected into the bloodstream just before or while the person is performing a task.
  • Diffuse Optical Imaging DOI

    high spatial and temporal resolutions.
  • the nervous system

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  • what are the two types of communication for cells:

    electrical (info traveling through a neuron) aka action potential
    chemical (info traveling between neurons)

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