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Psych
Theory | explains through a set of principles that organizes observations and predicts behaviors |
Operational Definition | procedures or operations used to define research variables |
Case Studies | examine one individual in depth in hopes of revealing things true of all- physical, social and educational history |
Naturalistic Observation | observing behavior in a nature environment |
Correlation | strongest is 1 or -1 while the weakest is .00=none |
Mode | popular -most common number that appears |
Mean | average in a dada set |
Medium | middle number |
Range | gap between highest and lowest scores |
Standard Deviation | how much the scores deviate from one another |
Dendrite | fibers receive info and conduct it towards the cell |
Axon | passes the messages along the other neurons - longest part of the Neuron |
Synapse | meeting point between neurons |
Neurotransmitters | chemical messages sent between neurons - are in the synapse |
CNS, Central Nervous System | brain and the spinal cord |
PNS, Peripheral nervous system | bodies sensory receptors, muscles and glands |
Endocrine System | hormones are the chemical messages of... |
Brainstem | oldest part of the body |
Medulla | controls your heartbeat and breathing |
Pons | coordinate movement |
Thalamus | does not control smell and controls other senses |
Cerebellum | "little brain" |
Cerebral Cortex | higher level thinking and functioning |
Circadian Rhythm | natural 24 hour clock |
REM Sleep | rapid eye movement- dreams |
Insomnia | persistent problem in falling or staying asleep |
Night Terrors | sit up, walk around, talk, experience doubling of heart rate and appear terrified |
Psychological dependence | psychological desire to get the drug- drug seeking |
Physical dependence | pain and cravings as the drug leaves the uses system |
Alcohol | decreases self awareness and decreases impulse control |
Barbiturates | depressants- used to induce sleep or reduce anxiety |
Opiates | morphine and Heroin |
Caffeine | most used drug and is a stimulant |
Nicotine | boost alertness and diminishes appetite - a stimulant |
Ecstasy | dehydrates- stimulant |
LSD | hallucinogens- bad or good trip |
Marijuana | amplifies sensitivity to sounds- hallucinogen |
Identical Twins | from a single egg by a single sperm cell |
Temperament | our emotional excitability - intense, quiet, easy going, reactive |
Heritability | extent variations among people can attributed to their differing genes |
Individualism | Independence |
Collectivism | interdependence |
Western parents teach... | personal independence at a higher rate than other different nationalities |