6146629372 | amygdala | - above brainstem and hippocampus, within temporal lobe - processes emotions, fight-or-flight response, reward/ fear processing, learning - if damaged - inability to create fear responses, risky behavior, deficits in recognizing emotion | ![]() | 0 |
6146629373 | primary motor cortex (M1) | - between premotor cortex and parietal lobe - critical to initiating motor movements, coordination and initiation of motor movement - if damaged - speech impairments, distortions of body image, motor learning deficits | ![]() | 1 |
6146629374 | somatosensory cortex | - parietal lobe, right of primary motor cortex - receives tactile information from the body, sensory processing and integration - if damaged - difficulties in perceiving touch and recognizing one's own body, failure to recognize objects by touch | ![]() | 2 |
6146629375 | temporal lobe | - below frontal and parietal lobe -contains auditory cortex which makes us capable of hearing -perception, face/ object recognition, memory aquisition, emotional reactions - if damaged - inability to recognize specific categories, long/ short term memory loss, aggression | ![]() | 3 |
6146629376 | thalamus | - above amygdala and hippocampus, in temporal lobe - receives sensory cortex and sends them to appropriate areas of forebrain - if damaged - loss of alertness, amnesia, aphasia, sleepiness, impaired movements and posture | ![]() | 4 |
6146629377 | visual cortex | - in occipital lobe, above cerebellum - receives visual input from retinas - if damaged - loss of vision, partial/ complete blindness | ![]() | 5 |
6146629378 | Wernicke's area | between primary auditory cortex and angular gyrus, in temporal lobe - language comprehension - if damaged - inability to comprehend written or spoken language | ![]() | 6 |
6146629380 | cerebral cortex | - gray wrinkled surface of a thin layer packed of neurons - all thinking activities (determining personality, planning, intelligence, organization); divided into 4 lobes - if damaged - sensory and motor problems | ![]() | 7 |
6146629381 | medulla | - above spinal cord, part of brain stem, below pons - basic bodily functions such as breathing, heart rate, blood pressure, digestion, circulation ,etc. - if damaged - death, drooling, breathing assistance, drooling | ![]() | 8 |
6146629382 | neurotransmitter | - chemicals in terminal buttons that travel in the synaptic gap between neurons - brain chemicals that communicate information throughout our body and brain | ![]() | 9 |
6146629383 | types of neurotransmitters | - acetylcholine - dopamine - serotonin - norepinephrine | 10 | |
6146629384 | motor cortex | - frontal lobe, edge of back frontal lobe touching parietal lobe - generate neural impulses that control the execution of movement - if damaged - loss of muscle function, paralysis | ![]() | 11 |
6146629385 | pituitary gland | - next to optic nerve and hypothalamus - releases growth hormones - if damaged - production of hormones is irregular or stops | ![]() | 12 |
6146629386 | reticular formation | - part of brain stem between temporal lobe and cerebellum - if damaged - lack of sleep, over sleeping, loss of focus, never wake up | ![]() | 13 |
6146629387 | sensory cortex | - parietal lobe next to motor cortex, above temporal lobe - receives all sensory output from the body - if damaged - temporary loss of senses, problem interpreting tactile information | ![]() | 14 |
6146629388 | auditory cortex | - temporal lobe, beside ears - process auditory information - if damaged - loss of hearing | ![]() | 15 |
6146629389 | pineal gland | - above brain stem and pons, almost directly above cerebellum - produces melatonin; affects sleep patterns - if damaged - hypertension, epilepsy, sexual dysfunction | ![]() | 16 |
6146629390 | longitudinal fissure | - between the 2 hemispheres of the brain - separates the 2 hemispheres | ![]() | 17 |
6146629391 | glial cells | - on neuron - insulation to neurons - if damaged - DNA damage, cell loss | ![]() | 18 |
6146629392 | cranium | - skull - protects brain - if damaged - head injury, skull fracture | ![]() | 19 |
6146629393 | spinal cord | - spine - connects peripheral nervous system to brain, information is sent through and to the brain - if damaged - changes in strength and sensation, disrupted signals, paralyzed | 20 | |
6146629394 | serotonin | -mood and motivation - shapes personality - low in depressed people - too much: shivering, diarrhea, fever, muscle rigidity, seizures - too little: highly emotional, distressed, insomnia, rage, irritability, anxiety, depression | 21 | |
6146629395 | dopamine | - reward and pleasure - regulate movement and emotional responses - deficiency results in Parkinson Disease and prone to addiction - "risk takers" - too much: agitation ,anxiety, feelings of pleasure, high energy and libido, reward seeking, linked with schizophrenia too little: depression, muscle rigidity | 22 | |
6146629396 | norepinephrine | - secreted in response to stress - affects attention and responding reactions - "stress hormone" - too much: emotional, anxiety, depression - too little: loss of alertness, memory problems, lack of arousal and interest | 23 | |
6146629397 | acetylcholine (ACh) | - movement and memory - too much: muscle contractions - too little: immobility | 24 | |
6146629398 | GABA | - Gamma Amino Butyric Acid - anxiety and excitation - prevalent inhibitory in neurons of CNS - too much: anxiety, shortness of breath, numbness - too little: anxiety disorders | 25 | |
6146629400 | brain stem | - above spinal cord, includes pons; medulla; midbrain - alertness, sleep, balance, startle response, basic vital life functions - if damaged - organ failure, difficulties balancing and moving | 26 | |
6146629401 | Broca's area | - left frontal lobe, directly above temporal cortex - language production, comprehension of syntax - if damaged - broca's aphasia, repetitive speech | ![]() | 27 |
6146629402 | cerebellum | - behind brainstem, below occipital lobe - monotors and regulates motor control, automatic muscle movements, balance, timing - if damaged - inability to walk, dizziness, slurred speech | ![]() | 28 |
6146629403 | corpus callosum | - between 2 hemispheres - connects right and left hemisphere and allows information to pass through - split brain, memory impairments | 29 | |
6146629404 | frontal lobe | - front of brain, consists of prefrontal cortex; orbitofrontal cortex; motor and premotor; broca's area - planning, solving, decision making, motor control - if damaged - paralysis, inability to express language, atypical social skills | ![]() | 30 |
6146629405 | hippocampus | - 2 arms surrounding thalamus -memory - if damaged - severe memory impairment, inability to form new memories | ![]() | 31 |
6146629406 | hypothalamus | - above brainstem, next to thalamus - hunger thirst, body temperature, 4Fs - if damaged - hypothermia, excessive sleep, weight gain/ loss | ![]() | 32 |
6146629407 | limbic system | - includes amygdala, hippocampus, hypothalamus - drama department, chem lab - if damaged - sense of smell impairments, uncontrolled emotions | ![]() | 33 |
6146629408 | occipital lobe | - way back of brain - interpret messages from out eye in our visual cortex - if damaged - total/ partial loss of vision, hallucinations, color blindness | ![]() | 34 |
6146629409 | parietal lobe | - above temporal lobe, behind frontal lobe - receives and processes sensory information ( pain, touch, pressure), spatial attention - if damaged - difficulty reading, recognizing people; objects; or pain, lack of coordination | ![]() | 35 |
6146629410 | pons | - part of brain stem, above medulla, below thalamus - facial expressions, bridge of information, - if damaged - inability to form facial expressions | ![]() | 36 |
6146629413 | dendrites | a branched fiber that extends outward from the main cell body and carries information into the neuron | ![]() | 37 |
6146629414 | soma | contains nucleus, connected to dendrites and axon | ![]() | 38 |
6146629415 | nucleus | brain of the cell (h) | ![]() | 39 |
6146629416 | axon | extended fiber that conducts information from the cell body to the terminal buttons; travels in the form of an electric charge (action potential) | ![]() | 40 |
6146629417 | neural impulse | electrical signal traveling along an axon | 41 | |
6146629418 | nodes of ranvier | allows an action potential to propagate quickly down an axon, small gaps form on axons between myelin sheath | ![]() | 42 |
6146629419 | myelin sheath | insulating covering that surrounds an axon with multiple spiral layer of myelin | ![]() | 43 |
6146629420 | axon terminals | bulb like structures at the end of an axon, which contains neurotransmitters that carry the neuron's message into the synapse (j) | ![]() | 44 |
6146629421 | synapse | gap that serves as a communications link between neurons | 45 | |
6146629422 | all or none principle | neuron either fires completely or doesn't fire at all | 46 | |
6146629423 | EEG | - electroencephalogram - detects brain waives - generalize brain function - widely used in sleep and dreaming research | 47 | |
6146629424 | CAT | - computerized axial tomography - 3D picture - X-Ray - look for tumor - would not get any information about how active parts of the brain are | 48 | |
6146629425 | MRI | - magnetic resonance imaging - similar to CAT scan - more detailed picture - uses magnetic field to measure the density and location of brain material - gives information about the structure of the brain | 49 | |
6146629426 | PET | - position emission tomography - see what areas of the brain are most active during certain task - how much of a certain chemical parts of the brain are using | 50 | |
6146629427 | Functional MRI | - combines MRI and PET scan - shows details of brain structure with information about book flow in brain | 51 | |
6146629428 | CNS | - central nervous system - brain and spinal cord | 52 | |
6146629429 | PNS | - peripheral nervous system - somatic and autonomic - neurons throughout your body | 53 | |
6146629430 | efferent neurons | - motor - sends information to body parts for movement | 54 | |
6146629431 | afferent neurons | - sensory - information to CNS from body parts | 55 | |
6146629432 | agonist | blocks re-uptake, excites, mimics | 56 | |
6146629433 | antagonist | prevents release, blocks, inhibits | 57 | |
6146629434 | resting potential | neuron ready to fire | 58 | |
6146629435 | excitatory neurotransmitter | neurotransmitters makes the receiving neuron MORE likely to generate an action potential | 59 | |
6146629436 | inhibitory neurotransmitter | neurotransmitters makes the receiving neuron LESS likely to generate an action potential | 60 | |
6146629437 | lesion | natural or man made destruction of brain tissue | 61 | |
6146629438 | plasticity | the ability for a brain hemisphere to adapt and do functions the other side did | 62 | |
6146629440 | endocrine system | system of glands that secrete hormones into the bloodstream ( controlled by hypothalamus) | 63 |
AP Psychology Parts of the Brain Flashcards
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