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Psy final
Question | Answer |
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Neuron | The long, thin cells of neve tissue along which messages travel to and from the brain |
Dendrite | The brachlike extensions of a neuron that receives impulses from other neurons, muscles, or sense organs and conducts them toward the cell body |
Axon | Single, threadlike structure within the neuron that extends from and carries signals away from the cell body to neighboring neurons, organs, or muscles |
Neurotransmitters | Chemicals released by neurons, which determine the rate at which other neurons fire |
Cell body | Portion of a nerve cell that contains the nucleus but does not incorporate the dendrites or axon |
Synapse | Gap that exists between the axon terminals of the sending neuron and the dendrites of the receiving neuron |
Nature vs. Nurture | The question is our personality inborn or does it develop through certain things that simply occur naturally regardless of environmental influences |
Twin studies | Study using twins to determine if our personality is inherited through genetics or through nurture–environment and disease and its treatment |
Olfactory sense | Sense that transmits information about odors from the nose to the brain |
Audition sense | Sense that results in the perception of sound |
Major theories of Psychology | |
Generalization | Classical conditioning,tendency for a stimulus that is similar to the original conditioned stimulus to elicit a response that is similar the the conditioned response |
Extinction | gradual disapearance of a conditioned response because the reinforcement is withheld |
Spontaneous recovery | Reappearance of an extinguished conditioned response after some time has passed |
Ethics in experiments | Methods of conduct or standards for proper and responsible behavior in experimentation |
Dopamine | Neurotransmitter involved in learning, emotional arousal, and movement |
Psychology | Study of emotinal and behavioral characteristics of an individual or group |
Maslow's hierarchy of needs | theory which suggests five interdependent levels of basic human needs |
Naturalistic observation | research method -psychologist observes subject in natural setting and without manipulation or control on the part of the observer |
Survey | Research method-information is obtained by asking many individuals a fixed set of questions about their attitudes or behavior |
Obsession | Recurring thought or image that seems to be beyond control |
Compulsion | Irresistible urge to repeat an act or engage in ritualistic behavior such hand washing |
Intrinsic | Engage in activities because they are personally rewarding or fulfill our beliefs and expectations |
Extrinsic | Certain activities or behaviors that either reduce biological needs or help a person obtain external incentives |
Independent variable | In an experiment, the factor that the resercher deliberately controls or manipulates to test its effect on another factor |
dependent varialbe | In an experiment, the factor that is being measured that may or may not chage when the independent varialbe is changed |
Control group | In an experiment, a group that is treated in the same way as the experimental group except that the experimental treatment is not applied |
Experimental group | The group of participants to which an independent variable is applied |
Conversion disorder | A somatoform disorder characterized by changing emotional difficulties into a loss of a specific voluntary body function |
Hypochondriasis | A somatoform disorder characterized by being preoccupied with imaginary aliments |
Stages of sleep | Stage 1-pulse slows,muscles relax,uneven breathing |
Absolute threshold | |
Incentives | |
Rewards | |
Punishments | |
Emotions | |
Seasonal affective disorder | |
Cerebral cortex | |
Corpus Callosum | |
Thalamus | |
frontal | |
Parietal | |
Occipital | |
Temporal | |
Axon |