Gen Psychology exam 2 Flashcards

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1
Q

Neuroscience

Theme for Neuroscience

A

Psychological, biological, social, and cultural factors influence behavior and mentalprocesses.

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2
Q

Neuroscience

Function for neurons

A

Nerve cell; the basic building block of the nervous system

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3
Q

Neuroscience

Cell body

A

The part of a neuron that contains the nucleus; the cell’s life-support center.

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4
Q

Neuroscience

Dendrites

A

A neuron’s often bushy, branching extensions that receive and integrate messages, conducting impulses toward the cell body.

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5
Q

Neuroscience

Axon

A

The neuron extension that passes messages through its branches to other neurons or to muscles or glands.

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6
Q

Neuroscience

Action Potential

A

A neural impulse; a brief electrical charge that travels down an axon

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7
Q

Neuroscience

Refractory Period

A

In neural processing, a brief resting pause that occurs after a neuron has fired; subsequent action potentials cannot occur until the axon returns to its resting state.

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8
Q

Neuroscience

Threshold

A

The level of stimulation required to trigger a neural impulse.

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9
Q

Neuroscience

Resting Potential

A

The electrical potential of a neuron or other excitable cell relative to its surroundings when not stimulated or involved in passage of an impulse.

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10
Q

Neuroscience

Excitation

A

The residual physiological arousal left over from a previous event or experience

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11
Q

Neuroscience

Inhibition

A

The process of restraining one’s impulses or behavior, either consciously or unconsciously, due to factors such as lack of confidence, fear of consequences, or moral qualms

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12
Q

Neuroscience

Neural Circuits

A

A population of neurons interconnected by synapses to carry out a specific function when activated

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13
Q

Neuroscience

Interneurons

A

Neurons within the brain and spinal cords; they communicate internally and process information between the sensory inputs and motor outputs.

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14
Q

Neuroscience

Central nervous system (CNS) vs. Peripheral nervous system (PNS)

A

CNS: The brain and spinal cord
PNS: The sensory and motor neurons that connect the central nervous system (CNS) to the rest of the body.

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15
Q

Neuroscience

Brain Stem

A

The oldest part and central core of the brain. The brainstem is responsible for automatic survival functions

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16
Q

Neuroscience

Localization of Function

A

Different cerebral cortical territories serve different functions, such as vision and language.

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17
Q

Neuroscience

Cerebellum

A

The “little brain” at the rear of the brainstem; function include processing sensory imput, coordinating movement output and balance, and enabling nonverbal and memory.

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18
Q

Neuroscience

Limbic System (hypothalamus, thalamus, amygdala, hippocampus)

A

Hypothalamus: Governs the endocrine system and is linked to emotion and reward.
Thalamus: Main control center. Directs messages to receiving areas in the cortex and transmits replies to the cerebellum and medulla.
Amydala: Linked to emotion.
Hippocampus: Helps process explicit (conscious) memories - of facts and events - for storage.

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19
Q

Neuroscience

The 4 Lobes

A

Frontal Lobes: Front of brain; speaking and muscle movements and making plans and judgement.
Parietal Lobes: Top back of brain; receives sensory imput for touch and body position.
Occipital Lobes: Bottom back of brain; receives information from the visual fields (eyes).
Temporal Lobes: Middle and bottom of brain; receives imput from auditory areas.

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20
Q

Neuroscience

Motor Cortex

A

Back of the brain; controls voluntary movements.

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21
Q

Neuroscience

Somatosensory Cortex

A

Front of the brain; registers and processes body touch and movements sensations.

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22
Q

Neuroscience

Left vs. Right brain hemisphere

A

The left hemisphere controls speech, comprehension, arithmetic, and writing.
The right hemisphere controls creativity, spatial ability, artistic, and musical skills

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23
Q

Neuroscience

Corpus Callosum

A

The large band of neural fiber connecting the two brain hemispheres and carrying messages between them.

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24
Q

Neuroscience

Contralateral Connections

A

Left brain controls actions of right brain and vice versa.

25
Q

Neuroscience

Lateralization and handedness

A

The left hemisphere is dominant for language in right handers but that left handers may have a more variable lateralization of language,

26
Q

Neuroscience

How genes and environment work together

A

Genes adapt to what the environment imposes

27
Q

Sens. and Perc.

What is the theme of Sensation and Perception

A

Our perceptions and biases filter our experiences of the world through an imperfectpersonal lens.

28
Q

Sens. and Perc.

Sensation

A

The process by which our sensory receptors and nervous system receive and represent stimulus energies from our environment.

29
Q

Sens. and Perc.

Perception

A

The process of organizing and interpreting sensory information, enabling us to recognize meaningful objects and events.

30
Q

Sens. and Perc.

The Eye (Cornea, pupil, iris, retina)

A

Cornea: The outermost, clear layer of the eye, immediately anterior to the anterior chamber, iris, and pupil.
Pupil: The opening at the center of the iris through which light passes
Iris: The colored part of your eye
Retina: Contains the receptor rods the begin the processing of visual information.

31
Q

Sens. and Perc.

Transduction

A

Conversion of one form of energy into another.

32
Q

Sens. and Perc.

Optic nerve and Blind spot

A

Optic nerve: The nerve that carries neural impulses from the eye to the brain.
Blind spot: The point at which the optic nerve leaves the eye, creating a “blind” spot because no receptor cells are located there.

33
Q

Sens. and Perc.

Sensory Adaptation

A

Diminished sensitivity as a consequence of constant stimulation.

34
Q

Sens. and Perc.

Rods and Cones

A

Rods: Retinal receptors that detect black, white, and gray, and are sensitive to movement.
Cones: Retinal receptors that are concentrated near the center of the retina and that function in daylight or in well-lit conditions.

35
Q

Sens. and Perc.

Trichromatic (three-color) Theory

A

The theory that the retina contains three different types of color receptors - one most sensitive to red, one to green, one to blue - which, when stimulated in combination, can produce the perception of any color.

36
Q

Sens. and Perc.

Opponent-Process theory

Linked to three color theory

A

The theory that opposing retinal processes (red-green, blue-yellow, white-black) enable color vision.

37
Q

Sens. and Perc.

Ear drum, middle ear, and Cochlea

A

Ear drum: What sounds waves hit to set off vibrations in the middle ear.
Middle ear: The chamber between the eardrum and cochlea containing three tiny bones (malleus, incus, and stapes) that concentrate the vibrations of the eardrum on the cochlea’s oval window.
Cochlea: A coiled, bony, fluid-filled tube in the inner ear: sound waves traveling through the cochlear fluid trigger nerve impulses.

38
Q

Sens. and Perc.

Place Theory

A

In hearing, the theory that links the pitch we hear with the place where the cochlea’s membrane is stimulated.

39
Q

Sens. and Perc.

Frequency Theory

A

In hearing, the theory that the rate of nerve impulses traveling up the auditory nerve matches the frequency of a tone, thus enabling us to sense its pitch.

40
Q

Sens. and Perc.

Depth Perception (plus binocular and monocular cues)

A

Depth Perception: The ability to see objects in three dimensions; allows us to judge distance.
Binocular cue: A depth cue that depends on the use of two eyes.
Monocular cue: A depth cue available to either eye alone.

41
Q

Sens. and Perc.

Bottom-up and Top-down processing

A

Bottom-up: Analysis that begins with the sensory receptors and works up to the brain’s integration of sensory information.
Top-down: Information processing guided by higher-level mental processes as when we construct perceptions drawing on our experience and expectations.

42
Q

Sens. and Perc.

Figure-ground relationship

A

The organization of the visual field into objects (the figures) that stand out from their surroundings (the ground).

43
Q

Sens. and Perc.

Gestalt

A

An organized whole. Gestalt psychologies emphasized our tendency to integrate pieces of information into meaningful wholes.

44
Q

Sens. and Perc.

Perceptual Constancy

A

Perceiving objects by unchanging (having consistent color, brightness, shape, and size) even as illumination and retinal images change.

45
Q

Developmental Psych.

What is the theme for developmental psychology?

A

Psychology values diversity, promotes equity, and fosters inclusion in pursuit of a more just society

46
Q

Developmental Psych.

Nature and Nurture

A

How our genetic inheritance (our nature) interact with our experience (our nurture) to influence our development

47
Q

Developmental Psych.

Continuity and stages

A

What parts of development are gradual and continous, like riding an escalator, and what parts change abruptly in separate stages, like climbing rungs on a ladder.

48
Q

Developmental Psych.

Stabitility and change

A

Which of our traits persist through life and how do we change as we age.

49
Q

Developmental Psych.

Critical Period

A

An optimal period early in the life of an organism when exposure to certain stimuli or experiences produces normal development.

50
Q

Developmental Psych.

Fetal Alcohol Syndrome

A

Physical and cognitive abnormalities in children caused by a pregnant woman’s heavy drinking.

51
Q

Developmental Psych.

Schema

A

A concept or framework that organizes and interprets information.

52
Q

Developmental Psych.

Assimilation

Schemas

A

Interpreting our new experinces in terms of our existing schemas.

53
Q

Developmental Psych.

Accommodation

Shemas

A

Adapting our current understandings (schemas) to incorporate new information.

54
Q

Developmental Psych.

Four Stages of Piaget’s Theory (Sensorimotor, Preoperational, Concrete Operations, Formal Operations)

A

Sensorimotor stage: 0-2 years; object permanence
Preoperational stage: 2-7 years; symbolic thought
Concrete operational stage: 7-11 years; operational thought
Formal operational stage: 12+ years; abstract concepts

55
Q

Developmental Psych.

Kohlberg’s Levels of Moral Reasoning (Preconventional, Conventional, Postconventional)

A

Preconventional: In which morality is determined by the consequences for the person.
Conventional: In which morality is determined by social rules.
Postconventional: In which morality is determined by core values.

56
Q

Developmental Psych.

Harlows’ Research on Attachment

A

The Harlow theory stated that the need for a mother’s love is not physical, but rather, emotional. The Harlow monkey experiment also showed that the younger the child, the more crucial the need for comfort.

57
Q

Developmental Psych.

Secure and Insecure Attachment

A

Secure attachment: Characterized by trust, stability, and a balance between intimacy and independence.
Insecure attachment: Emotional distance, inconsistent reactions to intimacy and conflict, and a fear of abandonment.

58
Q

Developmental Psych.

Authoritarian, Permissive, Neglectful, and Authoritative Parenting Styles

A

Authoritarian = Harsh and legalistic; little mercy or comfort. Permissive = Not enough boundaries; child more or less parents themselves.
Neglectful = Complete abandonment of the child is some way that will harm them.
Authoritative = Both demanding and responsive. Encourage open discussion and allow exceptions.

59
Q

Developmental Psych.

Erikson and Psychosocial Tasks

A

According to Erik Erikson, each stage of development has a psychosocial crisis that, depending on how handle, can determine your development in the next stage.