P Flashcards
an anxiety disorder marked by a minutes-long episode of intense dread in which a person experiences terror and accompanying chest pain, choking, or other frightening sensations
panic disorder
the processing of several aspects of a problem simultaneously; the brain’s natural mode of information processing for many functions, including vision. Contrasts with the step-by-step (serial) processing of most computers and of conscious problem solving.
parallel processing
the study of paranormal phenomena, including ESP and psychokinesis.
parapsychology
the division of the autonomic nervous system that calms the body conserving its energy
parasympathetic nervous system
-the portion of the cerebral cortex lying at the top of the head and toward the rear; includes the sensory cortex.
parietal lobes
reinforcing a response only part of the time; results in slower acquisition of a response but much greater resistance to extinction than does continuous reinforcement,
partial reinforcement
an aroused state of intense positive absorption in another, usually present at the beginning of a love relationship.
passionate love
the process of organizing and interpreting sensory information, enabling us to recognize meaningful objects and events.
percepton
in vision, the ability to adjust to an artificially displaced or even inverted visual field
perceptual adaptation
perceiving objects as unchanging (having consistent lightness, color, shape, and size) even as illumination and retinal images change.
perceptual constancy
a mental predisposition to perceive one thing and not another
perceptual set
the sensory and motor neurons that connect the central nervous system (CN S) to the rest of the body.
peripheral nervous system
our sense of controlling our environment rather than feeling helpless
personal control
psychological disorders characterized by inflexible and enduring behavior patterns that impair social functioning
personality disorders
a questionnaire (often with true-false or agree-disagree items) on which people respond to items designed to gauge a wide range of feelings and behaviors; used to assess selected personality traits.
personality inventory
scan a visual display of brain activity that detects where a radioactive form of glucose goes while the brain performs a given task
PET
an Illusion of movement created when two or more adjacent lights blink on and off in succession.
phi phenomenon
an anxiety disorder marked by a persistent, irrational fear and avoidance of a specific object or situation.
phobia
in a spoken language, the smallest distinctive sound unit.
phoneme
a physiological need for a drug, marked by unpleasant withdrawal symptoms when the drug is discontinued.
physical dependence
a tone’s highness or lowness; depends on frequency
pitch
the endocrine system’s most influential gland. Under the influence of the hypothalamus, the pituitary regulates growth and controls other endocrine glands.
pituitary gland
in hearing, the theory that links the pitch we hear with the place where the cochlea’s membrane is stimulated
place theory