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3 Goals of Empiricism
1. measure and describe behaviors
2. to gather empirical evidence: information gained from direct observation and measurement
3. to gather data
List 10 things a psychologist might research
Development, Learning, Personality, Sensation and Perception, Comparative, Cognitive, Biopsychyology, Gender, Social Cultural, Evolutionary
Define "Animal Model"
When and animals behavior is used to derive principles that may apply to human behavior
List and Define the 4 goals of psychology
1. Description and Behaviors- Naming and classifying various observable, measurable behaviors
2. Understanding- Being able to state the causes of Behavior
3. Prediction- Predicting behavior accurately
4. Control-altering conditions that influence behavior
Define "Critical Thinking"
Ability to analyze, evaluate, and synthesize information, often used in research
what are the 4 key principles of critical thinking
1. Few truths transcend the need for empirical testing
2. evidence varies in quality
3. authority or claimed expertise does not automatically make and idea true
4. critical thinking requires an open mind
Pseudo means "false". Any unfounded "System" that resembles psychology and is not based on scientific testing.
Define "The Barnum Effect"
Tendency to consider personal descriptions accurate if stated in general terms.
List 7 steps that help separate fact from fiction
1. Be Skeptical
2. Consider the source of information
3. Ask yourself, "Was there a control group?"
4. Look for errors in distinguishing between correlation and causation
5. Be sure to distinguish between observation and inference
6. Beware of oversimplifications, especially those motivated by monetary gain
7. Example is not proof!
Define "The Scientific Method"
Form of critical thinking based on careful measurement and controlled observation.
List the 6 basic elements of the scientific method
2. Defining a problem
3. Proposing a hypothesis
4. Gathering evidence/testing the hypothesis
5. Publishing results
6. Building a Theory
Define "Hypothesis testing"
Scientifically testing the predicted outcome of an experiment or and educated guess about the relationship between variables
Define "operational definition"
Defines a scientific concept by stating specific actions or procedures used to measure it
A system of ideas that interrelates facts and concepts, summarizes existing data, and predicts future observations
Explain the importance of Wihelm Wundt to the world of psychology
he was the "father" of psychology, his ideas were renamed "structuralism", they dealt with the structure of mental life
Explain the importance of William James in the world of psychology
Studied Functionalism, which is how the mind functions to help us adapt and survive, admired Darwin and his theory of natural selection
Explain the history of "Behaviorism"
Studied by Watson and Skinner, studied the relationship between stimuli, and responses
Explain the history of "Cognitive Behaviorism"
Studied by Ellis and Bandura, studies how our thoughts influence our behavior
Explain the history of "Gestalt Psychology"
Studied by Wertheimer, and Perls. Studies thinking, learning, and perception in whole units, not by analyzing experiences into parts
Explain the importance of "Freud" in the world of psychology
Studied a Psychoanalytic Perspective, which consits of ideas such as, our behavior is largely influenced by unconscious wishes, thoughts, and desires, especially sex and aggression.
Explain and list important names of "Neo-Freudians"
New or recent; some of Freud's students who broke away to promote their own theories.
Key Names: Adler, Anna Freud, Horney, Jung, Rank, Erickson
Focuses on human experience, problems, potentials, and ideals, idea that each person has innate goodness and is able to make free choices
Key Names: Rogers, and Maslow
All of our behavior can be explained through physiological processes, uses brain scans to gather data.
Explain "Cultural Awareness"
Many thoughts and behaviors are influenced by our culture, Psychologists need to be aware of the impact cultural diversity may have on our behaviors, what is acceptable in one culture might not be on another
Define "Cultural Relativity"
Behavior must be judged relative to the values of the culture in which it occurs, associated with cultural awareness
Define "Social Norms"
Rules that define acceptable and expected behavior for members of various groups, associated with cultural awareness
Explain the profession of a "clinical psychologist"
They treat more severe psychological problems or do research on mental disorders
Explain the profession of a "counseling psychologist"
They treat milder problems, such as work or school troubles
Explain the profession of a "psychiatrist"
MD, usually use medications to treat problems, generally do not have extensive training in providing "talk" therapy
Explain the profession of a "psychoanalyst"
They Receive additional training post-PhD or MD t an institute for psychoanalysis
Explain the profession of a "psychiatric social worker"
Mental health professional who applies social science principles to help people in clinics and hospitals.
Explain the profession of a "Counselor"
An adviser who helps solve problems with marriage, school, and so on.
Explain the 3 jobs of conducting an experiment
1. Directly vary a condition you might think affects behavior
2. Create two or more groups of subjects, alike in all ways except the condition you are varying
3. Record whether varying the condition has any effect on behavior.
Define "Independent Variable"
Condition(s) altered by the experimenter; experimenter sets their size, amount, or value; these are suspected causes for behavioral differences
Define "Extraneous Variables"
Conditions that a researcher wants to prevent from affecting the outcomes of the experiment.
Define "control group"
The group of subjects that gets all conditions EXCEPT the independent variable
Define "Random Assignment"
Subject has an equal chance of being in either the experimental or control group.
Define and Explain "Placebo"
-A fake pill, or injection
-Placebos alter our expectations about our own emotional and physical reactions
Explain the "Placebo Effect"
Changes in behavior that result from believe that one has ingested a drug.
Define "Single-Blind Experiment"
Only the subjects have no idea whether they get real treatment or placebo
Define "Double-Blind Experiment"
The subjects AND the experimenters have no idea whether the subjects get real treatment or placebo.
Define "Experimenter Effects"
Changes in behavior caused by th unintended influence of the experimenter
Define "Self-fulfilling prophecy"
A prediction that leads people to act in way to make the prediction come true.
Define "Naturalistic Observation"
Observing a person or an animal in the environment in which they/it live(s)
Define "Observer Bias"
Occurs when the observers see what they expect to see or record only selected details.
Define "Anthropomorphic Fallacy"
Attributing human thoughts, feelings, or motives to animals, especially as a way of explaining their behavior.
Define "Correlational Studies"
Studies designed to measure the degree of a relationship between two or more events, measures, or variables.
Explain "Coefficient of Correlation"
Statistic ranging from -1 to 1; the sign indicates the direction of the relationship, the closer the statistic is to -1 or 1 the stronger the relationship
Define "Positive Correlation"
Increases in one variable are matched by increases in the other variable.
Define "Negative Correlation"
Increases in one variable are matched by decreases in the other variable.
Define "Descriptive Statistics"
Summarize numbers so they become more meaningful and easier to communicate to other people
Define "Inferential Statistics"
Used for making decisions, for generalizing from small samples, and for drawing conclusions.
Define "Graphical Statistics"
Presenting numbers pictorially, usually in a graph, so they are easier to visualize
Define "Frequency Distribution"
A Table that divides an entire range of scores into a series of equal classes and then records the number of scores that fall into each class
Arrange scores from highest to lowest and then select the score that falls in the middle.
Define "Standard Deviation"
Index of how much a typical score differs from the mean of a group of scores
A number that indicates how many standard deviations above or below the mean a score is.
Define "Normal Curve"
Bell-shaped curve, With a large number of scores in the middle and very few extremely high and low scores
Define "Scatter Diagram"
Simplest way to visualize correlation; graph that plots intersection of paired measures
List 3 Utilization of Correlation
1. Correlations help us identify relationships that are worth knowing
2. Correlations are valuable for making predictions
3. If a correlation exists, the two variables are related
Entire set of subjects, objects, or events of interest, impossible or impractical to obtain
Define "Statistical Significance"
Degree to which an event is unlikely to have occurred by chance alone
Define "Saltatory Conduction"
Process by which nerve impulses conducted down the axons of neurons coated with myelin jump from gap to gap in the myelin layer
Define "Receptor Site"
Area on the surface of neurons and other cells that is sensitive to neurotransmitters or hormones
List and Explain the 3 types of neurotransmitters
1. Acetylcholine- Activates muscles
2. Dopamine- Muscle control
3. Serotonin- Mood and Appetite control
Define "Peripheral Nervous system"
All parts of the nervous system outside of the brain and spinal cord
What are the 2 divisions of the peripheral nervous system?
The somatic system, and the autonomic system
Define "Autonomic System"
Serves internal organs and glands; controls automatic functions such as heart rate and digestion pressure.
Part of the autonomic nervous system that quiets the body, most active after an emotional event
List the parts of the spinal cord
Spinal nerves, Cranial Nerves, Reflex Arc, Sensory neuron, Connector neuron, Motor Neuron
List the 4 brain imaging techniques
Computed Tomographic Scanning,Magnetic resonance imaging, Functional MRI, and positron emission tomography
Define "Localization of Function"
Research strategy of linking specific structures in the brain with specific psychological or behavioral functions.
Define "Electrical stimulation of the brain"
ESB, when an electrode is used to activate target areas in the brain
A device that detects, amplifies, and records electrical activity in the brain.
List the Neurological soft signs
Clumsiness, awkward gait, poor hand-eye coordination, other perceptual and motor problems
Explain the split brains procedure
The corpus callosum is cut; done to control sever epilepsy, this operation is rare and is often used as a last resort.
Left Hemisphere of the brain
Better at math, judging time and rhythm, and coordination order of complex movements.
Right Hemisphere of the brain
Good at perceptual skills, and at expressing and detecting other's emotions
Define "Mirror Neurons"
Contained in motor cortex; become active when motor action is carried out and when another organism is observed carrying out the same action
Define "Association Cortex"
All areas of cerebral cortex that are not primarily sensory or motor in function.
Define "Broca's Area"
Related to grammar and pronunciation, if damaged a person knows what they want to say but can't say it
Define "Prefrontal Cortex"
Front of frontal lobes; involved in sense of self, reasoning, and planning
Define "Temporal Lobe"
Each side of the brain; auditory center and, for 95% of humans, language centers
Explain the "Hindbrain (Brainstem)"
Consists mainly of medulla and cerebellum, also includes pons and reticular information
Define "Pons (Bridge)"
Acts as a bridge between medulla and other structures, influences sleep and arousal.
Located at base of brain, regulates posture, muscle tone, and muscular coordination
Define "Reticular Formation"
Inside medulla and brainstem, associated with alertness, attention, and some reflexes
Define "Reticular Activating System"
Part of RF that keeps it active and alert, RAS acts like the brain's alarm clock, activates and arouses cerebral cortex
Structures are part of the limbic system, the system within the forebrain closely linked to emotional response and motivating behavior
Define "Endocrine System"
Glands that pour chemicals (hormones) directly into the blood stream or lymph system
Explain the "Pituitary Gland"
Regulates growth via growth of hormone, its hormones influence other endocrine glands.
Define "The Pineal Gland"
Regulates body rhythms and sleep cycles, releases the hormone melatonin, which responds to daily variations in light
Under-active thyroid; person tends to be inactive, sleepy, slow, obese and depressed
Arouse body, regulate salt balance, adjust body to stress, regulate sexual functioning; located on top of kidneys
List and Explain the 4 Adrenal Hormones
Epinephrine-arouses body, linked with fear
Norepinephrine- arouses body, linked with anger
Adrenal medulla- inner core of adrenals
Adrenal cortex-Produces hormones known as corticoids
Define "Dominant Hemisphere"
Term usually applied to the side of the human brain that produces language
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