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Psy final
| Question | Answer |
|---|---|
| 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 |