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Nerve fibres

nerve fibres

slender processes of neurons, especially the prolonged axons that conduct nerve impulses.


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Transport In Plants

... Xylem consists of tracheids , vessels , xylem parenchyma and xylem fibres. Also ray parenchyma Also the xylem of softwoods (Gymnospermae) do ... , expands to allow body movement, cools body temperature, houses nerve endings ,enabling to feel pressure or pain

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by kika
Tue Aug 02, 2011 10:40 am
 
Forum: Botany Discussion
Topic: Transport In Plants
Replies: 3
Views: 10309

GI tract and enteric nervous system

... branches? But here it says in the GI tract it divides into submucosal nerve plexus and myonteric nerve plexus, so in that those 2 plexuses is there ... and symp.)system in the spine and the brain Or where would all those fibres synapse? what does synapse really mean, is it that the enteric nervous ...

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by snezka18
Sun May 08, 2011 8:02 am
 
Forum: Human Biology
Topic: GI tract and enteric nervous system
Replies: 1
Views: 6254

The Heart

... sends a signal via the atrial-ventricular node (AV) down the purkinje fibres in the centre of the heart, causing it to contract from the bottom ... independently of the brain). I don't know how much you know about nerve signal transmission! Suffice to say if a sufficient amount of ion movement ...

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by Babybel56
Sat Apr 23, 2011 8:26 pm
 
Forum: Human Biology
Topic: The Heart
Replies: 6
Views: 9760

The Heart

... you've lost me - try to expand acronyms! 4. Enervated simply means that nerves are attached, so in this case both parasympathetic and sympathetic nervous fibres are linked to the sino-atrial node. The nervous system uses action potentials to pass ...

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by Babybel56
Sat Apr 23, 2011 6:51 pm
 
Forum: Human Biology
Topic: The Heart
Replies: 6
Views: 9760

Brain and Body

... the brain controls the left side of the body and viceversa because the nerve fibres get crossed in the medula oblongata. But the nerves that have to do with sight, taste, ...

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by TheVirus
Wed Nov 04, 2009 1:13 am
 
Forum: Human Biology
Topic: Brain and Body
Replies: 8
Views: 5063
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