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Involuntary muscles

Involuntary muscles

muscles not ordinarily under control of the will; except in the case of the heart, they are smooth (nonstriated) muscles, innervated by the autonomic nervous system.


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what about gills?

... it is, but I had an interesting experience this morning. I have these muscles behind my ears or thereabouts inside. I can't feel anything exteriorly ... some super ancient vestige of gills that retained this voluntary and involuntary movement along with a slight neurological instinct for breathing ...

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by notRoman
Wed Dec 07, 2011 9:20 am
 
Forum: Evolution
Topic: what about gills?
Replies: 2
Views: 2035

Re: weight lifting, repetitions & evolution theory

... the stimulus, the worse the pain, until we reach the point of involuntary retreat from that hot stove. Likewise with sleep — our bodies ... with the practice of tanning. By extension from this principle, human muscles can survive a fair amount of use, as well as a fair amount of disuse. ...

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by Lenoxus
Mon Apr 26, 2010 12:08 am
 
Forum: Evolution
Topic: weight lifting, repetitions & evolution theory
Replies: 6
Views: 8724

Re: Can control of "Involuntary" functions be harmful?

Can control of "Involuntary" functions be harmful? I can control my iris contraction/dilation of each eye individually. These multi-unit smooth muscles are considered an involuntary muscle group. Involuntarily reacting to light changes. It ...

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by TheVirus
Fri Jan 15, 2010 4:28 am
 
Forum: General Discussion
Topic: Can control of "Involuntary" functions be harmful?
Replies: 5
Views: 5008

Can control of "Involuntary" functions be harmful?

Can control of "Involuntary" functions be harmful? I can control my iris contraction/dilation of each eye individually. These multi-unit smooth muscles are considered an involuntary muscle group. Involuntarily reacting to light changes. It ...

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by laytona
Thu Dec 17, 2009 10:50 am
 
Forum: General Discussion
Topic: Can control of "Involuntary" functions be harmful?
Replies: 5
Views: 5008

Re: controling Nerve of the Brain? Which One

... contraction/dilation of each eye individually. These multi-unit smooth muscles are considered an involuntary muscle group. Involuntarily reacting to light changes. It would be nice to know ...

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by laytona
Thu Dec 17, 2009 10:33 am
 
Forum: General Discussion
Topic: controling Nerve of the Brain? Which One
Replies: 8
Views: 16565
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