Showing posts with label muscles diagram. Show all posts
Showing posts with label muscles diagram. Show all posts

Saturday, May 28, 2011

What is the Muscular System

Myology is the branch of anatomy, which describes the muscular system, its components, structure & functions. it forms the flesh of the flesh of the body, which fives the body strength & helps for locomootion (movement).
The muscular system functions in close relation with the skeletal system & sometime regarded as one system called musculoskeletal system.
Muscles are composed of muscle fibers & grossly of three types:

1, Smoth muscles (Visceral muscle) are involuntary, present in the wall of GIT, blood vessel & other internal organs that are innervated by autonomic nervous system.

2, Cardiac muscle or involuntary, present in the heart only. it has a special property that it can produce its own impulses through SA & AV nodes & also innevated by autonomic nervous system.

3, Skeletal muscle or striated muscles are voluntary, present in relation with skeleton, which give the fleshy appearance of the body &  are innervated by somatic nerve.The body has about 656 skeletal muscle (i.e. muscles attached to skeleton) Muscles account for about 42% of weight in males & 36% in females.
Some Common Disease
1, myositis – is inflammation of muscles.
2, Muscular atrophy – is muscle degeneration leading to its becoming smaller & weaker.
Back pain, Dental pain,
Postoperative pain,
Pharyngotonsilitis pain,
Dysmenorrhoea, Frozen Shoulder (chronic pain ful stiffness), Otitis, etc.

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