Topic 2: Neurotransmitters
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Created by:
jeffxtreme on January 17, 2012
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27 terms
Terms | Definitions |
|---|---|
 acetylcholine | only NT that stimulates skeletal muscle |
| skeletal muscle, some autonomic neurons, much of CNS | things that acetylcholine stimulates (3) |
| cardiac muscle, some autonomic neurons | things that acetylcholine inhibits (2) |
| Alzeimher's patients | patients with this disease have been found to have a deficiency in acetylcholine |
| dopamine, norepineprhine, epinephrine, serotonin, histamine | the biogenic amines NT (5) |
| emotions, motor neurons of PNS | two functions of biogenic amines |
| mental illness, depression, migraines | imbalances of biogenic amines cause these illnesses (3) |
| Prozac, Zoloft, Paxil, SSRI | drugs that affect biogenic amines |
| serotonin | biogenic amine that is associated with mood, sleepiness, and alertness |
| LSD, ecstasy | two recreational drugs that affect the level of serotonin in the brain |
| dopamine | the biogenic amine that is primarily involved in the limbic center of the brain, and the pleasure center, allows for voluntary contraction of muscles, helps in associative learning and addiction |
| schizophrenia | excess of dopamine results in this mental illness |
| cocaine | drug that affects dopamine levels |
| norepinephrine | affects the limbic system, involved in dreaming, waking, and mood. A deficiency sometimes causes depression |
| GABA, glycine, glutamate, aspartate | amino acid neurotransmitter (4) |
| GABA | lack of this neurotransmitter causes epilepsy |
| alcohol, barbiturates, valium | drugs that increase GABA usage (3) |
| GABA | most common inhibitory NT in the brain |
| glutamate | ~75% of excitory NT in the body is this |
| glutamate | during a stroke, this NT is released, also helps in learning, and memory |
| glycine | most common inhibitory NT in the spinal cord |
| glycine | the NT that is blocked by the neurotoxin strychnine |
| endorphins, enkaphalins, tachykinins, substance P?, somatostatin, cholecystokinin | the neuropeptides NT |
| endorphins | NT involved in pain suppression and happiness |
| opiates, morphine | a class of drugs called __, (__ being an example) block substance P |
| nitric oxide | NT used in treating erectile dysfunction |
| MAO Inhibitor | drug that increases the uptake of norepinephrine |
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