6723130216 | Cerebellum | "little brain"; processes sensory input, coordinates voluntary movements and balance, helps judge time, enables nonverbal learning and memory | 0 | |
6723131706 | Frontal lobe | portion of cerebral cortex involved in speaking, muscle movements and making judgements. includes prefrontal cortex, motor cortex and Broca's area | 1 | |
6723134121 | Dendrite | branching extension of a neuron that receives messages and conducts impulses toward cell body | 2 | |
6723134897 | Axon | extension of neuron, ending in branching terminal fibers, through which pass to other neurons, muscles or glands | 3 | |
6723136938 | Corpus Callosum | large band of neural fibers connecting two hemispheres of the brain and carrying messages between them | 4 | |
6723138409 | Occipital lobe | portion of cerebral cortex that receives information from visual fields | 5 | |
6723139298 | Hippocampus | part of limbic system responsible for processing explicit memories for storage | 6 | |
6723140534 | Serotonin | chemical that affects mood, hunger, sleep, and arousal | 7 | |
6723141027 | Sympathetic Nervous System | Division of autonomic nervous system that arouses body, mobilizing its energy in stressful situations | 8 | |
6723145060 | Amygdala | part of limbic system linked to emotion; thought to determine whether we should emotionally react to sensory stimuli (rage or fear); processes emotional memories | 9 | |
6723147475 | Temporal lobe | portion of cerebral cortex involved in hearing and understanding sounds/language. includes auditory cortex and wernicke's area. | 10 | |
6723150864 | Thalamus | brain's sensory switchboard, directs messages to the sensory receiving areas and transmits replies to cerebellum and medulla | 11 | |
6723154439 | Action potential/depolarization | brief electrical charge that travels down axon when positively charged K and NA ions travel inside axon meeting up with negatively charged Cl ions | 12 | |
6723157027 | Somatic Nervous System | division of peripheral nervous system; controls body's skeletal muscles (voluntary actions) | 13 | |
6723159021 | Parasympathetic Nervous System | division of autonomic nervous system; calms body, conserving energy | 14 | |
6723160450 | Synapse | junction between axon tip of sending neuron and dendrite of receiving neuron | 15 | |
6723162109 | Sperry and Gazzaniga | their split-brain research has shown complimentary functions of the right and left hemispheres | 16 | |
6723164226 | Acetylcholine | chemical that enables muscle action, learning, and memory | 17 | |
6723165937 | Endocrine System | body's "slow" chemical communication system; a set of glands that secrete hormones into bloodstream | 18 | |
6723166640 | Neuron | building block of nervous system; nerve cell | 19 | |
6723166983 | Parietal Lobe | portion of cerebral cortex; receives sensory input for touch and body position. includes sensory cortex and association areas for mathematical and spatial reasoning | 20 | |
6723171524 | Neurotransmitters | chemical messengers that cross the synaptic gaps between neurons, influencing whether a neuron will start or stop firing | 21 | |
6723176348 | Hypothalamus | directs maintenance activities ex. eating, drinking, temperature; helps regulate endocrine system, linked to emotion and reward | 22 | |
6723179647 | Norepinephrine | chemical that helps control alertness and arousal | 23 | |
6724036711 | Dopamine | influences movement, learning, attention, and emotion/pleasure | 24 | |
6724038529 | Plasticity | brain's ability to change, especially during childhood, by reorganizing after damage or by building new pathways based on experience | 25 | |
6724044953 | Brainstem | oldest part of brain responsible for automatic survival functions. includes medulla, pons, and reticular activating system | 26 | |
6729203731 | Psychophysics | study of how physical stimuli from environment are perceived by the brain | 27 | |
6729211394 | Sensation | detection of a physical stimulus (light, sound, odors, taste, etc.) in the environment | 28 | |
6729222466 | Perception | interpretation of a sensation | 29 | |
6729227597 | Accessory Structure | part of a sense organ (ex. lens of an eye) that's responsible for collecting and modifying energy from environment | 30 | |
6729238731 | Sensory receptors | specialized cells that respond to certain energy fluctuations in the environment | 31 | |
6729251758 | Transduction | when physical energy is converted into neural code, making it possible for the brain to interpret the energy | 32 | |
6729260960 | Thalamus | where information is analyzed and relayed to the aptopiate area in the cerebral cortex | 33 | |
6729276896 | Sensory cortex | processes sensory information | 34 | |
6729280705 | Absolute threshold | smallest amount of stimulus energy necessary for sensation to take place 50 percent of the time | 35 | |
6729294434 | Signal detection theory | examines factors that affect the process of sensation | 36 | |
6729301864 | Sensitivity | ability to detect a stimulus | 37 | |
6729308268 | Response criterion | person's willingness to respond to a stimulus | 38 | |
6729321502 | Difference Threshold (Just Noticeable Threshold) | smallest detectable "difference" between two stimuli | 39 | |
6729326482 | Weber's law | difference threshold depends on the strength of the new stimulus in relation to the original stimulus | 40 | |
6729338411 | Fechner's law | continuous increases in physical energy will result in similar increases in perceived magnitude | 41 | |
6729347924 | Sensory Adaptation | occurs as sensory receptors lose their sensitivity in response to an unchanging stimulus | 42 | |
6729356153 | Cornea | clear, protective membrane that covers the eye | ![]() | 43 |
6729361498 | Pupil | opening in the eye that allows light to enter | ![]() | 44 |
6729370506 | Iris | muscle that determines the amount of light that enters through the pupil | ![]() | 45 |
6729382998 | Lens | located directly behind the pupil, bends light wave, focusing it on the retina | ![]() | 46 |
6729392974 | Accommodation | process of how lens focuses in and out on images | 47 | |
6729396771 | Retina | light-sensitive membrane located in the back of the eye | ![]() | 48 |
6729404430 | Photoreceptors | sensory receptors responsible for converting light energy into neural code | 49 | |
6729418864 | Rods | more active in dimly lighted conditions and respond to black, white, and shades of grey | 50 | |
6729426235 | Cones | more active in bright-light conditions and help in the detection of fine details and color | 51 | |
6729432931 | Bipolar cells | specialized neurons that connect rods and cones to ganglion cells | 52 | |
6729553843 | Ganglion cells | specialized neurons that receive and process information form the receptor cells before the information is sent to the brain | 53 | |
6729838145 | Optic nerve | carries visual information to the brain | 54 | |
6729850439 | Optic disk | area that contains no rods and cones | 55 | |
6729852071 | Blind spot | where the optic nerve leaves the retina, producing a void in the visual field | 56 | |
6729861555 | Optic Chiasm | point where the nerves from each visual field meet in the brain and then cross to opposite side of the brain | 57 | |
6729872721 | Primary Visual Cortex | processes the visual information located in the occipital lobe | 58 | |
6729878229 | Feature detectors | neurons in the primary visual cortex, specialized to respond to different aspects of an image (size, shape, and angle) | 59 | |
6729894672 | Parallel processing | how the brain processes multiple sources of information simutaleously | 60 | |
6729914088 | Hue | color that people psychologically perceive | 61 | |
6729921472 | Saturation | purity | 62 | |
6729925876 | Brightness | intensity; determined by the amplitude of a wave | 63 | |
6729934553 | Subtractive color mixing | mixing different paint colors by subtracting/absorbing wavelengths | 64 | |
6729943791 | Trichromatic theory of color vision | Young-Helmholz theory, there are 3 types of cons, each sensitive to a specific wavelength (Rgb) | 65 | |
6729955555 | Opponent-process theory of color vision | 3 pairs of color-sensitive components of the eye (red-green, blue-below, black-white) | 66 | |
6729972796 | Afterimage | when an image is perceived even though the stimulus has been removed | 67 | |
6729983682 | Pitch | property of sound wave, height of sound, determined by frequency | ![]() | 68 |
6729989883 | Frequency | number of complete waves that pass through a medium every secondP | ![]() | 69 |
6729996668 | Hertz | measurement of frequency | 70 | |
6730000637 | Timbre | purity of sound wave | 71 | |
6730013016 | Pinna | part of outer ear, visible outer part of ear, locates sound waves | 72 | |
6730020765 | Auditory canal | part of outer ear, channels sound waves to the eardrum and produces wax to keep particles in environment out of the ear | 73 | |
6730032078 | Eardrum | part of outer ear, a membrane that vibrates i response to incoming sound waves | ![]() | 74 |
6730053922 | Cochlea | fuild-filed tube, resembles a snail-shell; causes basilar membrane vibrations | 75 | |
6730072853 | Basilar membrane | lines cochlea, contains hair cells; causes auditory nerve to be stimulated | 76 | |
6730086495 | Auditory nerve | carries messages to thalamus then sent to auditory cortex | 77 | |
6731300131 | Weber's Law | different threshold depends on the strength of the new stimulus in relation to the original stimulus | 78 | |
6731333675 | inattentional Blindness | The inability to see objects due to distraction | 79 | |
6731343555 | Cocktail party effect (selective attention) | the ability to focus on one task while simultaneously focusing on another | 80 | |
6731408704 | Schemas | established mental representations of people,objects, and event | 81 | |
6731443131 | Parallel distributed processing models (PDP) | suggest that semantic and episodic memories become integrated with existing information | 82 | |
6731521408 | encoding failure | occurs when information was never encoded into long term memory | 83 | |
6731601233 | frequency matching theory (volley principle) | pitch is perceived through the vibrations of the basilar membrane which is determined by the frequency of the sound | 84 | |
6731618100 | olfactory receptor cells | are responsible for the detection of air molecules | 85 | |
6731635751 | olfactory nerves | carry information to the olfactory bulb | 86 | |
6731640289 | olfactory bulb | located at the end of the olfactory cortex | 87 | |
6731672659 | Sensory interaction | occurs when one sense influences another | 88 | |
6731679100 | Ansomia | when a person is unable to distinguish between different smells | 89 | |
6731708391 | synethesia | odd interaction of the senses | 90 | |
6731714570 | Pacinian corpuscles | located beneath of the skin, detects touch and pressure | 91 | |
6731722446 | gate control theory | suggest that pain is determined by the opening and closing of neurological gates in the spinal cord | 92 | |
6731738263 | substance P | a neurotransmitter that activates other neurons to open the gate resulting in the perception of pain | 93 | |
6731750668 | kinesthetic sense | monitors and coordinates movement among body parts | 94 | |
6731774511 | proprioceptors | sensory neurons located in joints and the inner ear and communicated information to the brain concerning tension and the movement in the body | 95 | |
6731811133 | vestibular | monitors balance in response to movement detected by the proprioceptors | 96 | |
6731826229 | perception | as the awareness, integration, and organization of sensory stimuli | 97 | |
6731831306 | bottom-up processing | is the organization of information without the use of prior knowledge, beginning with the individual elements that are structured together to form a whole | 98 | |
6731860937 | top-down processing | the organization of the information that uses prior knowledge to form the whole | 99 | |
6731869100 | monocular cues | information perceived from one eye that play a crucial role in the ability to detect depth perception. | 100 | |
6731882450 | binocular cues | images that are perceived by both eyes and allow for accurate detection of depth perception, integrate the perception of information by both eyes. | 101 | |
6731892455 | binocular (retinal) disparity | is information that is processed by each eye and fused to form one image | 102 | |
6731895945 | convergence | turning inward of each eye to focus on an up-close object | 103 | |
6731900139 | shape constancy | is the perception that the shape of and object remains the same despite a change in the angle from which it is viewed. | 104 | |
6731909572 | color constancy | is the perception that the color of an object remains the same despite a change in the lighting | 105 | |
6731926959 | brightness constancy | is the perception that the brightness of an object remains the same despite a change in the brightness of the background | 106 | |
6731945386 | size constancy | is the perception that the size of an object remains the same despite the fact that size changes based on distance. | 107 | |
6731957625 | autokinetic effect | is the perception of the movement of a stationary point of light in a totally darkened room. | 108 | |
6731961884 | stroboscopic motion | is the perception of movement due to the rapid presentation of changing stationary images | 109 | |
6731965966 | phi phenomenon | is apparent movement due to the sequential presentation of stationary images | 110 | |
6731977982 | attention | the ability to focus psychological resources on a task or object while ignoring other tasks or objects | 111 | |
6731982037 | inattentional blindness | the inability to see objects due to distraction | 112 | |
6731988294 | multitasking | is the ability to focus your attention on two distinctly different tasks | 113 | |
6732001491 | cocktail party effect (selective attention) | the ability to focus on one task while simultaneously focusing on another | 114 |
AP Review Terms Flashcards
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