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NCSU Psychology 200 Exam 1 Review Questions and Answers.
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NCSU Psychology 200 Exam 1 Review Questions and Answers.
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NCSU Psychology 200 Exam 1 Review Questions andAnswers
Psychology - (correct answer) -Systematic study of behaviour and experience. We study psychology in order to understand,
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explain, and predict behaviour.
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Free Will vs. Determinism - (correct answer) -Are there known causes of behaviour? Is all behaviour predictable?
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Mind-Brain Problem - (correct answer) -How does personal experience relate to the brain?
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Nature vs. Nurture - (correct answer) -How do differences in behaviour relate to environment and heredity?
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Themes of Psychology - (correct answer) -- "It depends"
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- Good science depends on good measurements, need to evaluate the quality of the evidence
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- Correlation does not indicate causation
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Theories - (correct answer) -Comprehensive explanation based on observation
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Qualities of Good Theories - (correct answer) -1. Falsifiable: precise, evidence can be used to confirm/contradict
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2. Parsimonious: small number of underlying assumptions.
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Qualities of Good Hypotheses - (correct answer) -1. Falsifiable
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2. Specific
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Operational Definitions - (correct answer) -- Specify how we will measure something
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- Give a numerical value to something intangible
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Population Samples - (correct answer) -We generalize our findings from that small number of observations to the population
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Convenience Sample - (correct answer) -A group chosen because of its ease of study
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Representative Sample - (correct answer) -One that resembles the population ty ty ty ty ty ty ty ty ty
Random Sample - (correct answer) -One in which every individual in the population has an equal chance of being selected.
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Types of Research Design - (correct answer) -Natural Observations, Case Histories, Surveys, Correlational Studies
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Natural Observations - (correct answer) -A careful examination of what happens under more or less natural conditions
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Case Histories - (correct answer) -A thorough description of a person, including abilities and disabilities, medical condition, life
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history, unusual experiences, and whatever else seems relevant. Focuses on a single individual.
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Survey - (correct answer) -Study of the prevalence of certain beliefs, attitudes, or behaviours based on people's responses to
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questions.
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Correlational Studies - (correct answer) -A measure of the relationship between two variables.
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,Descriptive Statistics - (correct answer) -Mathematical summaries of results ty ty ty ty ty ty ty ty
Inferential Statistics - (correct answer) -Statements about a large population based on inference from a small sample
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Mode - (correct answer) -Most frequent ty ty ty ty ty
Mean - (correct answer) -The average ty ty ty ty ty
Median - (correct answer) -The middle score ty ty ty ty ty ty
Range Variation - (correct answer) -Distance from lowest value to highest value
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Standard Variation - (correct answer) -Exceptions from the average ty ty ty ty ty ty ty ty
P Value - (correct answer) -Estimate of the probability that measured score would occur in the population. Probability that a
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relationship would occur by chance.
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Biological Psychology - (correct answer) -Study of links between biology and behaviour
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Neurons - (correct answer) -Cells that make up your nervous system ty ty ty ty ty ty ty ty ty ty
Number of Neurons in Nervous System - (correct answer) -80-90 billion
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Dendrites - (correct answer) -Carry neural impulses to the cell body ty ty ty ty ty ty ty ty ty ty
Cell Body (Soma) - (correct answer) -Contains nucleus of cells
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Axon - (correct answer) -Carry impulses away from cell body to other neurons
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Mylien Sheath - (correct answer) -Fatty insulation, speeds impulses
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Terminal Buttons - (correct answer) -Form junctions with other neurons ty ty ty ty ty ty ty ty ty
Action Potential - (correct answer) -An excitation that travels along an axon at a constant strength, no matter how far it
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travels
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Neurotransmitters - (correct answer) -A chemical that activates receptors on other neurons (messages) ty ty ty ty ty ty ty ty ty ty ty ty
Synapse - (correct answer) -The specialized junction between one neuron and another. Neurotransmitters cross the synapse
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and travel to other neurons.
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Neurotransmitters Possible Outcomes - (correct answer) -1. Re-uptake ty ty ty ty ty ty ty
2. Metabolized ty
3. Remain in Synapse
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4. Signal Transmitted
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Dopamine - (correct answer) -Neurotransmitter associated with movement, emotion, and memory.
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- Associated with schizophrenia, Parkinson's Disease, addiction
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Serotonin - (correct answer) -Neurotransmitter associated with mood, sleep, and arousal.
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- Associated with depression
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Acetylocholine - (correct answer) -Neurotransmitter associated with arousal and learning. ty ty ty ty ty ty ty ty ty
- Associated with Alzheimer's disease
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Endorphins - (correct answer) -Neurotransmitter associated with plain and pleasure. ty ty ty ty ty ty ty ty ty
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