neurotransmitter
neurotransmitter
Definition
neuro·trans·mit·ter (no̵or′ō trans′mit′ər, nyo̵or′-; -tranz′-)
noun
a biochemical substance, as acetylcholine or norepinephrine, that transmits or inhibits nerve impulses at a synapse
neurotransmitter
Usage Examples
Converse of object
- call: Once in the brain drugs affect chemicals called neurotransmitters.
- release: The first nerve cell communicates with the next by releasing neurotransmitters into the synapse.
- affect: For example, ecstasy appears to affect a neurotransmitter called serotonin by reducing the amount of the chemical in the brain.
- involve: Best guess is that " there are neurotransmitters involved.. .
- produce: The protein in the chicken helps the brain to produce neurotransmitters which help people stay awake.
Noun used with modifier
- brain: Alcohol causes the effects of the brains neurotransmitter GABA to increase.
- chemical: This sequence of events requires molecules that respond to electrical energy and then interact with other molecular mechanisms which release the chemical neurotransmitters.
Adjective modifier
- excitatory: Too many excitatory neurotransmitters released or too many of their receptors available can make this happen more easily.
- inhibitory: GABA is an inhibitory neurotransmitter - it makes the neuron receiving it less likely to ' fire ' .
- certain: Researchers have found that sugar increases the amount of certain brain neurotransmitters that control moods.
- important: SAMe appears to raise levels of dopamine, an important neurotransmitter in mood regulation.
- specific: By designing drugs to affect specific neurotransmitters or neuroreceptors, drugs can be targeted at different parts of the nervous system.
- major: Serotonin is one of the major neurotransmitters in the body.
Modifies a noun
- acetylcholine: Alzheimer's disease is caused by the destruction of certain brain cells leading to the loss of the neurotransmitter acetylcholine.
- dopamine: A mutation in a receptor for the neurotransmitter dopamine has been found on chromosome 11 or 18.
- serotonin: It may also work by altering levels of the brain neurotransmitter serotonin.
- glutamate: The main culprit has been thought to be the neurotransmitter glutamate acting through AMPA receptors.
- receptor: Studies of the coupling of cloned neurotransmitter receptors to ion channels.
- molecule: One particular area of interest is the rapid release of neurotransmitter molecules that carry signals between nerve cells.
Preposition: in
- brain: How do drugs affect different neurotransmitters in the human brain?
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