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Monday 8th November 2010

Anatomy and physiology- Muscles

Involuntary (smooth)

Involuntary muscles are found in the body's internal organs. It performs its functions without any
conscious control, but usually quite slow.



Blood vessels



Voluntary muscles (skeletal)

Voluntary muscles are also known as `striped' or `striated'.


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E.G. Biceps and triceps, Quadriceps and hamstring

Muscles working in opposite directions link the above examples.

Antagonistically- the muscles doing the work creating the movement is called the agonist or prime
mover. The muscles which is relaxing and letting the movement take place, is called the antagonist.
When other muscles…

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