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Extrinsic Layer- Superficial Muscle Group
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Trapezius
shape
location
fiber direction
attachments
S: large, diamond; 3 parts
L: back, most superficial
FD
: upper: inferlateral
middle
: horizontal
inferior
: superolateral
A: occipital, cervical
Latissimus Dorsi
shape
location
fibre direction
attachments
S: large fan-shaped
L: lower back half; upper portion- deep to trapezius
FD: superolateral
A: lower back half, upper portion- deep to trapezius
Levator Scapulae
shape
location
fibre direction
attachments
S: pair, strap-like
L: lie deep to trapezius
FD: inferior
A: cervical spine and scapulae
Rhomboid minor and major
shape
location
fibre direction
attachments
S: 2 pairs, broad bands
L: deep to traps; major are 3-4 times as wide as minor
FD: inferolateral
A: thoracic spine and scapulae
Author
GoofieDanie
ID
4473
Card Set
Extrinsic Layer- Superficial Muscle Group
Description
Trapezius, latissimus dorsi, levator scapulae, rhomboid minor/major
Updated
2010-01-19T01:59:29Z
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