Abn psych terms ch2 Flashcards
model
a set of assumptions and concepts that help scientists explain and interpret observations. also called a paradigm.
neuron
a nerve cell
synapse
the tiny space between the nerve ending of one neuron and the dendrite of another
neurotransmitter
a chemical that, released by one neuron, crosses the synaptic space to be received at receptors on the dendrites of neighboring neurons.
receptor
a site on a neuron that receives a neurotransmitter.
hormones
the chemicals released by endocrine glands into the bloodstream
genes
chromosome segments that control the characteristics and traits we inherit
psychotropic medications
drugs that primarily affect the brain and reduce many symptoms of mental dysfunction
electroconvulsive therapy (ect)
a form of biological treatment, used primarily on depressed patients, in which a brain seizure is triggered as an electric current passes through electrodes attached to the patient’s forehead.
psychosurgery
brain surgery for mental disorders. also called neurosurgery
id
according to Freud, the psychological force that produces instinctual needs, drives, and impulses
defense - repression
person avoids anxiety by simply not allowing painful or dangerous thoughts to become conscious
defense - denial
person simply refuses to acknowledge the existence of an external source of anxiety
defense - projection
person attributes own unacceptable impulses, motives, or desires to other individuals
defense - rationalization
person creates a socially acceptable reason for an action that actually reflects unacceptable motives
defense - displacement
person displaces hostility away from a dangerous object and onto a safer substitute
defense - intellectualization
person represses emotional reactions in favor of overly logical response to a problem
defense -regression
person retreats from an upsetting conflict to an early developmental stage at which no one is expected to behave maturely or responsibly
ego
according to Freud, the psychological force that employs reason and operates in accordance with the reality principle
ego defense mechanisms
according to psychoanalytic theory, strategies developed by the ego to control unacceptable id impulses and to avoid or reduce the anxiety the arouse.
superego
according to Freud, the psychological force that represents a person’s values and ideals.
fixation
according to Freud, a condition in which the id, ego, and superego do not mature properly and are frozen at an early stage of development
free association
a psycho-dynamic technique in which the patient describes any thought, feeling, or image that comes to mind, even if it seems unimportant
resistance
an unconscious refusal to participate fully in therapy