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Postsynaptic

Definition

adjective

(1) Of or pertaining to or being on the receiving end of a discharge across a synapse.

(2) Pertaining to or relating to the distal side of a synapse.


Supplement

The term is used especially to refer to a receiving or distal side of a synapse such as a postsynaptic cell, which can be a nerve cell (neuron), a muscle cell or a secretory (gland) cell.


Word origin: post- (behind, after) + synaptic ยป synapse.

Compare: presynaptic
See also: synapse.

Related terms:


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Re: human physiology qu please help

... neuron, it results in Neurotransmitter release from the axon terminals. The neurotransmitter (for example Acetylcholine) binds to receptors of the postsynaptic nerve cell. This then causes Sodium channels to open. Because Sodium is highly concentrated outside the neuron (relatively speaking), this ...

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by LeslieSamuel
Thu Dec 24, 2009 2:38 am
 
Forum: Physiology
Topic: human physiology qu please help
Replies: 3
Views: 4575

Neuroscience problem

... with similar synaptic conductances, one with reversal potential of -10 mV and the other with reversal potential of -58 mV. Draw the predicted postsynaptic response (change in membrane potential) to stimulation of each synapse alone, and then to simultaneous stimulation of both synapses. Briefly ...

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by inquilinekea
Tue Dec 15, 2009 8:06 pm
 
Forum: Cell Biology
Topic: Neuroscience problem
Replies: 1
Views: 1365

Re: PostSynaptic Neuron

I couldn't believe it when I typed in my question and seen someone else was having the same difficulty...it's people like you that make this site so user friendly!!! Thanks a million and keep up the good work!! Jackie (a.k.a. Jnsgrl)

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by Jnsgrl
Fri Aug 14, 2009 3:52 pm
 
Forum: General Discussion
Topic: PostSynaptic Neuron
Replies: 3
Views: 10415

Re: PostSynaptic Neuron

Thank you so much!! I graduated high school 15 years ago and I think my brain doesn't work as well as it used to hehe That makes more sense, and I appreciate the help!!

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by Asanii
Fri Jul 24, 2009 5:05 pm
 
Forum: General Discussion
Topic: PostSynaptic Neuron
Replies: 3
Views: 10415

PostSynaptic Neuron

As you know, postsynaptic neuron is excited by the neurotransmitter released by the presynaptic neuron at synaptic cleft. The effect of this neurotransmitter is terminated by different ways. 1. It may be degraded by the enzyme (as ...

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by freshbiology
Fri Jul 24, 2009 4:40 pm
 
Forum: General Discussion
Topic: PostSynaptic Neuron
Replies: 3
Views: 10415
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