Dictionary » N » Neuromuscular junction

Neuromuscular junction

Definition

noun

A chemical synapse between a motoneuron and a muscle fiber, through which a signal is transmitted that ultimately cause the muscle to contract.


Supplement

In vertebrates, the signal is transmitted across the neuromuscular junction via the neurotransmitter acetylcholine.


See also: chemical synapse, acetylcholine.


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Re: Muscle Contractions

... You have the general idea with the nerve pulse and Ach release into the neuromuscular junction... Once the Ach binds to its nicotinic receptor, it opens ligand gated channels for ...

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by Jpoley
Tue Mar 01, 2011 2:42 am
 
Forum: Human Biology
Topic: Muscle Contractions
Replies: 1
Views: 6852

myasthenia gravis

... between the nerve ending and muscle fiber; this space is called the neuromuscular junction. When the nerve impulse originating in the brain arrives at the nerve ending, it releases ...

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by teenager witch
Sun Feb 11, 2007 2:01 pm
 
Forum: Human Biology
Topic: myasthenia gravis
Replies: 0
Views: 1973

I need an answer please

yes, but i want to know if a large amount diffuses for example from a neuromuscular junction in case of decreased release of acetylcholineestrase due to a disease or somewhat ...

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by gradsky
Tue Jan 23, 2007 2:05 am
 
Forum: Physiology
Topic: I need an answer please
Replies: 8
Views: 8415

The Fiber Disease

... I know Morgellons lead to sarcoiditis and/or ALS. So, in ALS, the neuromuscular junction is crossed and/or attacked. So, to prevent that from happening we need to find what ...

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by Skytroll
Thu Sep 28, 2006 3:28 am
 
Forum: Human Biology
Topic: The Fiber Disease
Replies: 7403
Views: 5560248

The Fiber Disease

... bumps Movement under skin with pain Sensory type movement -tickling Neuromuscular: axon, neuromuscular junction pain and dysfunction. Restless leg syndrome, Immune system: Chronic Fatique Gut related, ...

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by Skytroll
Tue Sep 12, 2006 1:53 am
 
Forum: Human Biology
Topic: The Fiber Disease
Replies: 7403
Views: 5560248
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