13523549680 | acetylcholine (ACh) | Released by motor neurons controlling skeletal muscles. It Contributes to the regulation of attention, arousal, and memory. Some of its receptors are stimulated by nicotine Deficiency - Alzheimer's Curare poisoning paralyzes its victims by blocking ACh receptors involved in muscle movement | ![]() | 0 |
13523549681 | dopamine (DA) | Voluntary movement -Alertness - Attention -Rewards -Emotion Excess - Schizophrenia Deficiency - Parkinson's Disease | ![]() | 1 |
13523549682 | norepinephrine (NE) | -"Fight or flight" response: elevates heart rate, circulation, respiration; slows digestion -Controls alertness, arousal -Mood elevation Deficiency - Depression, ADHD Excess - Anxiety, High blood pressure | ![]() | 2 |
13523549683 | serotonin | -Mood regulation -Hunger/Appetite --Arousal Deficiency - Depression Excess - Anxiety, OCD, Insomnia, eating disorders | ![]() | 3 |
13523549684 | GABA | Brain's main inhibitory neurotransmitter Deficiency - Seizures, Insomnia | ![]() | 4 |
13523549685 | glutamate | Brain's main (agonist) excitatory neurotransmitter -Creates links between neurons that form basis of learning, long-term memory. Excess - Multiple sclerosis Excess - Seizures & Migraines (Avoid foods with MSG - monosodium glutamate; overstimulate brain) | ![]() | 5 |
13523549692 | endorphins | -Pain control & relief - Stress reduction -Feelings of pleasure -Natural opiates Deficiency - Addiction Potentially involved in addiction Morphine is an agonist for endorphins | 6 | |
13523549686 | acetylcholine | Neurotransmitter associated with Alzheimer's | ![]() | 7 |
13523549687 | dopamine | excess = Schizophrenia | 8 | |
13523554904 | dopamine | deficiency = tremors and Parkinson's - loss of motor control | 9 | |
13523549688 | serotonin | Deficiency - Depression (Treated with SSRI's - selective ______________ reuptake inhibitors; prevent NT from being reabsorbed in uptake, leaving more in synapses) | 10 | |
13523621313 | serotonin | Excess - Anxiety, OCD, Insomnia, eating disorders | 11 | |
13523549689 | norepinephrine (noradrenaline) | deficiency can depress mood and affect ADHD | 12 | |
13523704886 | norepinephrine (noradrenaline) | Excess - Anxiety, High blood pressure | 13 | |
13523549690 | GABA | deficiency = Seizures, tremors, insomnia | 14 | |
13523549691 | glutamate | excess can overstimulate brain, migraines or seizures, and impact multiple sclerosis | 15 | |
13523549693 | endorphins | deficiency - Addiction Potentially involved in addiction | 16 | |
13523549694 | endorphins | excess can lead to insensitivity to pain/little pain | 17 | |
13523715633 | agonist | A chemical that mimics the action of a neurotransmitter. | 18 | |
13523718057 | antagonist | A chemical that opposes the action of a neurotransmitter | 19 | |
13523721883 | excitatory neurotransmitters | chemicals released from the terminal buttons of a neuron that excite the next neuron into firing, cause depolarization | 20 | |
13523732777 | inhibitory neurotransmitters | inhibit the next cell from firing | 21 | |
13523737052 | presynaptic neuron | the neuron that sends a signal across the synaptic cleft | 22 | |
13523745340 | postsynaptic neuron | the neuron on the receiving end of the synapse | 23 | |
13523758890 | action potential | a neural impulse; a brief electrical charge that travels down an axon - all-or-none law (fires or doesn't fire and always same strength) | 24 | |
13523761252 | post-synaptic potential | a voltage change at a receptor site on a postsynaptic cell membrane - graded (an equation between excitatory and inhibitory PSPs) | 25 | |
13523795534 | all-or-none law | principle that the action potential in a neuron does not vary in strength; the neuron either fires at full strength or it does not fire at all | 26 | |
13523798983 | resting potential | The difference in electric charge between the inside and outside of a neuron's cell membrane, -70mv | 27 | |
13523805693 | sodium-potassium pump | a carrier protein that uses ATP to actively transport sodium ions out of a cell and potassium ions into the cell (causing an action potential) | 28 |
Neurotransmitters (AP Psychology) Flashcards
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