Psychology Chapter 12

mean – arithmetic average of a distribution, obtained by adding scores & dividing by # of scores
neurotransmitters – chemical messengers that traverse the synaptic gaps between neurons. When released by the sending neuron, neurotransmitters travel across the synapse and bind to receptor sites on the receiving neuron, thereby influencing whether that neuron will generate a neural impulse.
Self-Concept – A collection of beliefs about one's own nature, unique qualities, and typical behavior.
Color Blindness – inability to perceive certain colors, such as red and green. 8% of males
Experimenter Bias – the unconscious tendency for researchers to treat members of the experimental and control groups differently to increase the change of confirming their hypothesis
Mental Processes: – An individual`s thoughts and feelings that are personal and cannot be directly observed
Medulla – Controls vital reflexes. Regulation of breathing, heart rate and blood pressure.
Mild Retardation – Mental retardation characterized by an IQ between 50 and 69.
Withdrawl – The disconfort and distress that follow discontinuing the use of an addictive drug
Prejudice – Negative attitude about a whole group of people.
Which of these individuals is at greatest risk for dying in a car crash?
Many older people became farsighted as.. – the lenses in their eyes become brittle
variability – people are different
The Principles of Psychology – psychology book written by William James
Which оf these individuаls is аt greаtest risk fоr dying in a car crash?
neurogenesis – the formation of new neurons
passionate love – an aroused state of intense positive absorption in another usually present at the beginning of a relationship.
retina – the thin, light-sensitive layer at the back of the eyeball. The retina contains millions of photoreceptors and other nerve cells
reuptake – a neurotransmitter's reabsorption by the sending neuron.

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