AP Psychology Flashcards: Key Concepts
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AP Psychology Flashcards: Key Concepts

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Questions and Answers

What is personal space?

the buffer zone we like to maintain around our bodies

What does temperament refer to?

a person's characteristic emotional reactivity and intensity

What are chromosomes?

threadlike structures made of DNA molecules that contain the genes

What does DNA stand for?

<p>deoxyribonucleic acid</p> Signup and view all the answers

What are genes?

<p>the biochemical units of heredity that make up the chromosomes; a segment of DNA capable of synthesizing a protein</p> Signup and view all the answers

What is natural selection?

<p>the principle that, among the range of inherited trait variations, those that lead to increased reproduction and survival will most likely be passed on to succeeding generations</p> Signup and view all the answers

What is evolutionary psychology?

<p>the study of the evolution of behavior and the mind, using principles of natural selection</p> Signup and view all the answers

What does gender mean in psychology?

<p>the biologically and socially influenced characteristics by which people define male and female</p> Signup and view all the answers

What is empiricism?

<p>The view that knowledge comes from experience via the senses and that science flourishes through observation and experiment.</p> Signup and view all the answers

What is structuralism?

<p>An early school of psychology that used introspection to explore the elemental structure of the human mind.</p> Signup and view all the answers

What is functionalism?

<p>A school of psychology that focused on how mental and behavioral processes function to enable adaptation, survival, and flourishing.</p> Signup and view all the answers

What is the nature-nurture issue?

<p>The longstanding controversy over the relative contributions that genes and experience make to the development of psychological traits and behaviors.</p> Signup and view all the answers

What is basic research?

<p>Pure science that aims to increase the scientific knowledge base.</p> Signup and view all the answers

What is applied research?

<p>Scientific study that aims to solve practical problems.</p> Signup and view all the answers

What is clinical psychology?

<p>A branch of psychology that studies, assesses, and treats people with psychological disorders.</p> Signup and view all the answers

What is psychiatry?

<p>A branch of medicine dealing with psychological disorders, practiced by physicians who may provide medical treatments and therapy.</p> Signup and view all the answers

What is hindsight bias?

<p>The tendency to believe, after learning an outcome, that one would have foreseen it.</p> Signup and view all the answers

What is psychology?

<p>The science of behavior and mental processes.</p> Signup and view all the answers

What is critical thinking?

<p>Thinking that does not blindly accept arguments and conclusions, but examines assumptions and evaluates evidence.</p> Signup and view all the answers

What is a theory?

<p>An explanation using an integrated set of principles that organizes and predicts observations.</p> Signup and view all the answers

What is a hypothesis?

<p>A testable prediction, often implied by a theory.</p> Signup and view all the answers

What is an operational definition?

<p>A statement of the procedures used to define research variables.</p> Signup and view all the answers

What is replication in research?

<p>Repeating the essence of a research study to see whether the basic finding extends to other participants and circumstances.</p> Signup and view all the answers

What is a case study?

<p>An observation technique in which one person is studied in depth in the hope of revealing universal principles.</p> Signup and view all the answers

What is a survey in psychology?

<p>A technique for ascertaining self-reported attitudes or behaviors, usually by questioning a representative sample.</p> Signup and view all the answers

What is a population in research?

<p>All the cases in a group, from which samples may be drawn for a study.</p> Signup and view all the answers

What is a random sample?

<p>A sample that fairly represents a population because each member has an equal chance of inclusion.</p> Signup and view all the answers

What is naturalistic observation?

<p>Observing and recording behavior in naturally occurring situations without trying to manipulate or control the situation.</p> Signup and view all the answers

What is a correlation coefficient?

<p>A statistical measure of the extent to which two factors vary together and how well either factor predicts the other.</p> Signup and view all the answers

What is an illusory correlation?

<p>The perception of a relationship where none exists.</p> Signup and view all the answers

What is an experiment in psychology?

<p>A research method in which an investigator manipulates one or more factors to observe the effect on behavior.</p> Signup and view all the answers

What is a placebo?

<p>An inert substance or condition administered instead of a presumed active agent.</p> Signup and view all the answers

What is the double-blind procedure?

<p>An experimental procedure in which both participants and staff are unaware of whether participants have received treatment or a placebo.</p> Signup and view all the answers

What is the placebo effect?

<p>Any effect on behavior caused by a placebo.</p> Signup and view all the answers

What is an experimental condition?

<p>The condition of an experiment that exposes participants to the treatment.</p> Signup and view all the answers

What is a control condition?

<p>The condition of an experiment that contrasts with the experimental condition.</p> Signup and view all the answers

What is random assignment?

<p>Assigning participants to experimental and control conditions by chance.</p> Signup and view all the answers

What is an independent variable?

<p>The experimental factor that is manipulated; the variable whose effect is being studied.</p> Signup and view all the answers

What is a dependent variable?

<p>The experimental factor being measured; the behavior or mental process that may change in response to the independent variable.</p> Signup and view all the answers

What is culture in psychology?

<p>The enduring behaviors, ideas, attitudes, and traditions shared by a large group of people.</p> Signup and view all the answers

What does SQ3R stand for?

<p>Survey, Question, Read, Rehearse, Review.</p> Signup and view all the answers

What is biological psychology?

<p>A branch of psychology concerned with the links between biology and behavior.</p> Signup and view all the answers

What is a neuron?

<p>A nerve cell; the basic building block of the nervous system.</p> Signup and view all the answers

What is a dendrite?

<p>The bushy, branching extensions of a neuron that receive messages.</p> Signup and view all the answers

What is an axon?

<p>The extension of a neuron that sends messages to other neurons or to muscles or glands.</p> Signup and view all the answers

What is action potential?

<p>A neural impulse; a brief electrical charge that travels down an axon.</p> Signup and view all the answers

What is the myelin sheath?

<p>A layer of fatty tissue encasing the fibers of many neurons.</p> Signup and view all the answers

What is the threshold?

<p>The level of stimulation required to trigger a neural impulse.</p> Signup and view all the answers

What is a synapse?

<p>The junction between the axon tip of the sending neuron and the receiving neuron.</p> Signup and view all the answers

What are neurotransmitters?

<p>Chemical messengers that traverse the synaptic gaps between neurons.</p> Signup and view all the answers

What are endorphins?

<p>&quot;Morphine within&quot; - natural, opiate-like neurotransmitters linked to pain control and pleasure.</p> Signup and view all the answers

What is the nervous system?

<p>The body's speedy, electrochemical communication system.</p> Signup and view all the answers

What is the central nervous system?

<p>The brain and spinal cord.</p> Signup and view all the answers

What is the peripheral nervous system?

<p>The sensory and motor neurons that connect the central nervous system to the rest of the body.</p> Signup and view all the answers

What are nerves?

<p>Neural cables containing many axons.</p> Signup and view all the answers

What are sensory neurons?

<p>Neurons that carry incoming information from the sense receptors to the central nervous system.</p> Signup and view all the answers

What are interneurons?

<p>Central nervous system neurons that internally communicate and intervene between sensory inputs and motor outputs.</p> Signup and view all the answers

What are motor neurons?

<p>Neurons that carry outgoing information from the central nervous system to the muscles and glands.</p> Signup and view all the answers

What is the somatic nervous system?

<p>The division of the peripheral nervous system that controls the body's skeletal muscles.</p> Signup and view all the answers

What is the autonomic nervous system?

<p>The part of the peripheral nervous system that controls the glands and muscles of internal organs.</p> Signup and view all the answers

What is the sympathetic nervous system?

<p>The division of the autonomic nervous system that arouses the body in stressful situations.</p> Signup and view all the answers

What is the parasympathetic nervous system?

<p>The division of the autonomic nervous system that calms the body and conserves energy.</p> Signup and view all the answers

What is a reflex?

<p>A simple, automatic, inborn response to a sensory stimulus.</p> Signup and view all the answers

What is the brainstem?

<p>The oldest part and central core of the brain responsible for automatic survival functions.</p> Signup and view all the answers

What is the medulla?

<p>The base of the brainstem; it controls heartbeat and breathing.</p> Signup and view all the answers

What is the reticular formation?

<p>A nerve network in the brainstem that plays an important role in controlling arousal.</p> Signup and view all the answers

What is the thalamus?

<p>The brain's sensory switchboard; it directs messages to sensory receiving areas.</p> Signup and view all the answers

What is a lesion?

<p>Tissue destruction; in the context of the brain, it refers to the destruction of brain tissue.</p> Signup and view all the answers

What is an electroencephalogram (EEG)?

<p>An amplified recording of the waves of electrical activity that sweep across the brain's surface.</p> Signup and view all the answers

What is a PET scan?

<p>A visual display of brain activity that detects where a radioactive form of glucose goes.</p> Signup and view all the answers

What is the cerebellum?

<p>The 'little brain' attached to the rear of the brainstem; it helps coordinate voluntary movement and balance.</p> Signup and view all the answers

What is an MRI?

<p>A technique that uses magnetic fields and radio waves to produce images of soft tissue.</p> Signup and view all the answers

What is the limbic system?

<p>A system of neural structures at the border of the brainstem and cerebral hemispheres, associated with emotions and drives.</p> Signup and view all the answers

What is the amygdala?

<p>Two almond-shaped neural clusters linked to emotion.</p> Signup and view all the answers

What is the hypothalamus?

<p>A neural structure lying below the thalamus; it directs several maintenance activities.</p> Signup and view all the answers

What is the cerebral cortex?

<p>The intricate fabric of interconnected neural cells that covers the cerebral hemispheres.</p> Signup and view all the answers

What are frontal lobes?

<p>The portion of the cerebral cortex involved in speaking, muscle movements, and planning.</p> Signup and view all the answers

What are parietal lobes?

<p>The portion of the cerebral cortex that includes the sensory cortex.</p> Signup and view all the answers

What are occipital lobes?

<p>The portion of the cerebral cortex that includes visual areas.</p> Signup and view all the answers

What are temporal lobes?

<p>The portion of the cerebral cortex that includes the auditory areas.</p> Signup and view all the answers

What is motor cortex?

<p>An area at the rear of the frontal lobes that controls voluntary movements.</p> Signup and view all the answers

What is sensory cortex?

<p>The area at the front of the parietal lobes that processes body sensations.</p> Signup and view all the answers

What are association areas?

<p>Areas of the cerebral cortex involved in higher mental functions.</p> Signup and view all the answers

What is aphasia?

<p>Impairment of language, usually caused by left hemisphere damage.</p> Signup and view all the answers

What is Broca's area?

<p>An area of the frontal lobe that controls language expression.</p> Signup and view all the answers

What is Wernicke's area?

<p>A brain area involved in language comprehension and expression.</p> Signup and view all the answers

What is plasticity in the brain?

<p>The brain's capacity for modification and reorganization.</p> Signup and view all the answers

What is the corpus callosum?

<p>The large band of neural fibers connecting the two brain hemispheres.</p> Signup and view all the answers

What is split brain?

<p>A condition in which the two hemispheres of the brain are isolated.</p> Signup and view all the answers

What is the endocrine system?

<p>The body's slow chemical communication system; a set of glands that secrete hormones.</p> Signup and view all the answers

What are hormones?

<p>Chemical messengers produced by the endocrine glands.</p> Signup and view all the answers

What are adrenal glands?

<p>A pair of endocrine glands just above the kidneys.</p> Signup and view all the answers

What is the pituitary gland?

<p>The endocrine system's most influential gland, regulating growth and other glands.</p> Signup and view all the answers

What is behavior genetics?

<p>The study of the relative power and limits of genetic and environmental influences on behavior.</p> Signup and view all the answers

What is environment in the context of psychology?

<p>Every non-genetic influence, from prenatal nutrition to surroundings.</p> Signup and view all the answers

What are identical twins?

<p>Twins who develop from a single fertilized egg that splits into two.</p> Signup and view all the answers

What are fraternal twins?

<p>Twins who develop from separate eggs; genetically no closer than siblings.</p> Signup and view all the answers

What is interaction in psychology?

<p>The effect of one factor depends on another factor.</p> Signup and view all the answers

What is norm in psychology?

<p>An understood rule for accepted and expected behavior.</p> Signup and view all the answers

Study Notes

Key Concepts in Psychology

  • Empiricism emphasizes knowledge derived from sensory experience and the role of observation in scientific processes.
  • Structuralism is an early psychological approach focusing on introspection to analyze the mind's elemental structures.
  • Functionalism studies mental and behavioral processes and their contributions to adaptation, survival, and flourishing.

Nature vs. Nurture

  • Nature-nurture issue debates the influence of genetics versus environmental factors in psychological traits and behaviors.

Research Methodology

  • Basic research aims to expand scientific knowledge without immediate practical applications.
  • Applied research focuses on solving specific, practical problems.
  • Case study involves in-depth study of an individual to uncover universal principles.
  • Survey captures self-reported attitudes or behaviors from a representative sample.
  • Naturalistic observation records behavior in real-world settings without interference.

Statistical Measures

  • Correlation coefficient quantifies the relationship between two variables, indicating how well they predict one another.
  • Illusory correlation refers to seeing a relationship that doesn't truly exist.

Experimental Design

  • Experiment manipulates independent variables to observe effects on dependent variables.
  • Placebo measures effects of inert substances believed to be active treatments.
  • Double-blind procedure prevents bias by keeping both participants and researchers unaware of group assignments.

Nervous System & Neurons

  • Neurons are the fundamental building blocks of the nervous system, with dendrites receiving signals and axons transmitting them.
  • Myelin sheath increases transmission speed of neural impulses.
  • Synapse is the junction where neurotransmitters facilitate communication between neurons.

Brain Structure & Functions

  • Brainstem regulates basic life functions like heartbeat and breathing.
  • Limbic system governs emotions, including fear and aggression.
  • Cerebral cortex is crucial for complex processes such as learning and thinking.

Brain Imaging Techniques

  • EEG measures electrical activity on the scalp, highlighting brain wave patterns.
  • PET scan visualizes brain activity based on glucose metabolism during tasks.
  • MRI produces detailed images of brain structures for functional analysis.

Hormonal and Genetic Influences

  • Endocrine system is a hormone-secreting regulatory network impacting various bodily functions.
  • Behavior genetics studies the interplay of genetic and environmental factors on behavior.

Evolutionary Psychology

  • Natural selection drives the evolution of behaviors advantageous for reproduction and survival.
  • Evolutionary psychology examines behavior and mental processes through the lens of evolutionary principles.

Culture and Behavior

  • Culture shapes shared behaviors, ideas, and traditions among groups, influencing psychological practices.
  • Norms define acceptable behaviors within a cultural context.

Developmental Psychology

  • Identical twins arise from a single fertilized egg, sharing identical genetic information, whereas fraternal twins evolve from separate eggs.
  • Temperament reflects a person's innate emotional disposition.

Important Brain Areas

  • Frontal lobes manage reasoning, planning, and motor control.
  • Parietal lobes are involved in sensory processing.
  • Temporal lobes handle auditory information and language comprehension.
  • Occipital lobes focus on visual processing.

Language and Cognition

  • Broca's area is crucial for speech production, while Wernicke's area is essential for understanding language.
  • Plasticity refers to the brain's ability to reorganize itself in response to damage or new experiences.

Summary

Study of psychology encompasses a broad range of topics, from foundational theories and research methods to biological influences and cultural factors, all contributing to a comprehensive understanding of human behavior and mental processes.

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Test your knowledge of essential psychology concepts with these flashcards covering empiricism, structuralism, and functionalism. Each term is defined succinctly to help you grasp the foundational ideas of psychology.

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