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 Psychology: Themes and Variations10th EditionWayne Weiten 180 solutions Cognitive Psychology4th EditionE Bruce Goldstein 300 solutions Abnormal Psychology8th EditionDavid Barlow, Stefan Hofmann, V Durand 307 solutions Understanding Psychology1st EditionRichard A. Kasschau 820 solutions Which of the following is an antagonist that blocks the actions of a particular neurotransmitter?An antagonist is a drug that reduces or stops the normal effects of a neurotransmitter. When an antagonist is ingested, it binds to the receptor sites in the dendrite, thereby blocking the neurotransmitter. As an example, the poison curare is an antagonist for the neurotransmitter acetylcholine.
When an antagonist drug affects an inhibitory neurotransmitter it?Antagonists also bind to synaptic receptors but they decrease the effect of the neurotransmitter. Therefore, if a neurotransmitter is inhibitory, an agonist will increase its inhibitory characteristics and an antagonist will decrease it.
What happens to neurotransmitters after they deliver their message to the receiving neuron?When neurons communicate, an electrical impulse triggers the release of neurotransmitters from the axon into the synapse. The neurotransmitters cross the synapse and bind to special molecules on the other side, called receptors. Receptors are located on the dendrites. Receptors receive and process the message.
Which of the following neurotransmitters is found in most parts of the brain and is considered inhibitory?GABA is the most common inhibitory neurotransmitter of your nervous system, particularly in your brain. It regulates brain activity to prevent problems in the areas of anxiety, irritability, concentration, sleep, seizures and depression.
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The action of an antagonistic neurotransmitter can be most accurately compared to a(n) ___________.
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