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Friday, December 14, 2012

Explain the benefits and functions of the spine Vertebral Column

Explain the benefits and functions of the spine Vertebral Column
Spinal column consists of 33 paragraph Vertebra, including: -• 7 cervical vertebrae• 12 paragraph waistcoat• 5 paragraphs cotton• 5 sacral vertebrae• 4 paragraphs Asasah
Paragraph consists of the body and the bow. And is positioned between each paragraphs disk (DSC) Disc. And runs along the spine Rabotttan Ligaments front and rear help to protect the spine during bending.
- Body of the paragraph:
Is a block bone short cylindrical, stick every body that which followed by a CD-thick between a third or five vertebral body, and consists disk of fibrous cartilage and mass centralized fabric Lin, and working these tablets to reduce the weight on the vertebral bodies, they also earn spine portability bending and movement.
- Arc paragraph:
Issued arch the back of the upper part of the body, and consists of two parts:First: short circular and moving back and called a stalk PedicleSecond: in the form of a plate called Lamina plate
Converge plate with the other plate Vićkl of Tlqaúha hole Foramen, and, following these holes on top of each other made up "spinal canal" that passes through the spinal cord.
While there is at the bottom of each stalk Click Notch, all in paragraphs above each other Akunan hole or Hole hole through which the nerves and blood vessels feeding the spinal cord.
The size of the hole varies from one point to another, Atsain, one "expansion cervical" and the second "expansion lumbar" where he graduated two large nerves destined for upper limbs and lower limbs.
It is known that the fetus is in the womb in a full flexion, and this leads to find Tqaran Elaine in front of one of them, such as the deficit and the other in the same deficit, then consists Tqaran Thanuyan Thdbama forward and two concavity lumbar and cervical concavity.
And the first two paragraphs are the properties of individual no definition to them.
- The first paragraph: الفقهة Atlas a cervical vertebrae first, carrying the skull, and has no body, but consists of two blocks Azmetin Janbatin are linked by arch front arc rear, each block has surface loft seat stationed upon the skull, and the bottom surface circular and flat يتمفصل with the surface like him of the second paragraph "axis" and on both sides there is bony protrusion associated strong link to be divided Atlas hole into two parts, small front and rear large.
- The second paragraph: Axis Axis have lace bony protrusion like a toothache is sharp, emanating from her body, which is in reality the body, which are separated from the Atlas and associated with the body of the second paragraph "axis". This introduces extrusion the Atlantic Vickl hole at the center allows them to move and tropical ring around it.

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