Psychology 2026 | Study
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Rationales
Included
,Introspection Focusing on inner sensations, images and feelings.
Wundt used this approach as did James with the stream of consciousness.
Behaviorists John B. Watson and B.F. Skinner dismissed introspection and redefined psychology
as the scientific study of observable behavior.
Humanistic Psychology Rebelled against both Behaviorism and Freudian psychology. Pioneers Carl Rogers
and Maslow emphasized the importance of current environmental influences on our
growth potential.
Psychology Science of behavior and mental processes.
Nature-nurture issue The controversy over the relative contributions of biology and experience to the
development of our traits and behaviors.
Biopsychosocial approach Considers the influences of biological, psychological, and social-cultural factors.
Applied research practical research- industrial organizational psychologists
Hindsight bias The tendency to believe after learning an outcome, that we would have foreseen it.
The I knew it all along phenomenon)
Overconfidence Humans tend to think they know more than they do.
Theory An explanation using an integrated set of principles that organizes observations and
predicts behaviors or events
Hypothesis Testable prediction
Case study Examines one individual in depth in hope of revealing things true of us all
, Naturalistic observation Observing and recording behavior in a naturally occurring situation without trying to
manipulate or control the situation
Correlation the extent to which two factors vary together. Positive/negative ranges from -1 to 1.
Correlation does not imply causation.
Experiment Enable to the researcher to focus on the possible effects of one or more factors by
1) manipulating the factors of interest and 2) holding constant other factors
Experimental group receives a treatment
Control group receives a pseudotreatment
double-blind procedure neither the participants nor the research assistants collecting the data will know
which group is receiving the treatment
Dendrite the neurons busy branching extensions that receive messages and conduct
impulses toward the cell body
Axon The neurons extension that passes messages through its branching terminal fibers
that form junctions with other neurons
Action potential short electrical charge that travels down its axon
Synapse the meeting point between neurons
neurotransmitters chemical messengers that cross the synaptic gap between neurons. will travel
across the synapse and bind to the receiving neuron
Somatic nervous system Enables voluntary control of our skeletal muscles