Wednesday, January 12, 2011

Motor Neurons



The movement of muscles is controlled by Motor Neurons, specialized never cells that stimulate muscle contraction.

Fibers


An usual feature of the long, cylindrical cells of skeletal muscle is that each contains several nuclei instead of the single nucleus found in the cells of most other kinds of tissue.

Archilles Tendon


The Archilles Tendon helps you move the back head of your foot, and without it you can not stand, you will have a lot of foot cramps and is very painful.

Rectus Femoris


Without a Rectus Femoris you can not move the upper side of leg, then you cant walk.

The Frontalis


The Frontalis is the muscle at the head without a Frontalis your head is not protected.



Inspiration and Expiration


This is the abdominal muscle it is the muscle in your ribs, without the abdominal muscle your ribs will fall down.

Triceps and Biceps


Biceps and Triceps help move your arms, the biceps help you move forwards. Without it you can only move backwards. The Triceps are the muscle that makes it go backwards.