Intrinsic Layer- superficial muscle group

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Author:
GoofieDanie
ID:
4481
Filename:
Intrinsic Layer- superficial muscle group
Updated:
2010-01-18 21:41:12
Tags:
Anatomy
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Description:
splenius capitis and cervics
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  1. Splenius Capitis
    S. Cervics
    shape
    location
    fibre direction
    attachments
    S: thin and strap-like

    L: posterior aspect of cervial spine

    FD: superolateral

    • A: splenius capitis- thoracic and cervical spine and occiput
    • splenius cervics- thoracic and cervical spine
  2. Intrinsic layer: Intermediate muscle group
    Erector Spinae has 3 columns
    shape
    location
    fibre direction
    attachments
    • 3 columns: iliocostalis(lateral): lumborum,thoracic, cervics to ribs
    • longissimus(intermediate): thoracic, cervics, capitis attaches to head
    • spinalis(medial): thoracis, cervics close to spine

    • S: long, strong bands
    • L: parallel to the vertebral column
    • FD: vertical
    • A: sacral reigon and vertebrae, ribs and occiput (capitis only)
  3. Intrinsic Layer- Deep muscle group
    Transversospinal muscle group (3)
    shape
    location
    fibre direction
    attachments
    • Semispinalis: thoracic, cervics, capitis
    • Multifidi
    • Rotatores

    • S: short
    • L: parallel to the spine, deep to the erector spinae
    • FD: superomedial
    • A: transverse and spinous processes vertebrae

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