Term
Intercostal Muscles
Origin |
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Definition
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Term
Intercostal Muscles
Insertion |
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Definition
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Term
Intercostal Muscles
Action |
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Definition
elevation of ribs in inspiration |
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Term
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Definition
first three lumbar vertebrae
lower six costal cartilages
xiphoid process of sternum |
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Term
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Definition
central tendon of the diaphram
(clover leaf shaped aponeurosis) |
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Term
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Definition
flattening of central tendon
(thus increasing vertical diameter
of thoracic cavity in inspiration) |
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Term
Quadratus Lumborum
Origin |
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Definition
iliac crest of ilium
-internal lip |
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Term
Quadratus Lumborum
Insertion |
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Definition
12th rib - inferior margin
lumbar vertebrae 1-4 |
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Term
Quadratus Lumborum
Action |
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Definition
stabilization of 12th rib in inspiration
Unilaterally
lateral flexion of trunk to same side
elevation of pelvis to same side if thorax and vertebral column are fixed |
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Term
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Definition
pubic symphysis
pubic crest |
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Term
Rectus Abdominis
Insertion |
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Definition
ribs 5,6,7 - costal cartilages
xiphoid process |
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Term
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Definition
flexion of trunk
compression and support of abdominal viscera |
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Term
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Definition
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Term
External Oblique
Insertion |
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Definition
linea alba
pubis
anterior iliac crest |
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Term
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Definition
Bilaterally
flexion of trunk
compression and support of abdominal viscera
Unilaterally
lateral flexion of trunk
rotation of trunk to opposite side |
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Term
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Definition
inguinal ligament
anterior iliac crest
thoracolumbar aponeurosis |
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Term
Internal Oblique
Insertion |
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Definition
lower four ribs (9-12)
-costal cartilages
abdominal aponuerosis
linea alba |
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Term
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Definition
Bilaterally
flexion of trunk
compression and support of abdominal viscera
Unilaterally
lateral flexion of trunk
rotation of trunk to same side |
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Term
Transverse Abdominis
Origin |
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Definition
inguinal ligament
iliaccrest
thoracolumbar aponeurosis
ribs 7-12 - internal surface of costal cartilages |
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Term
Transverse Abdominis
Insertion |
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Definition
abdominal aponeurosis
linea alba
pubis |
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Term
Transversus Abdominis
Action |
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Definition
compression and support of abdominal viscera |
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Term
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Definition
ligamentum nuchae
c7,t1-3 vertebrae - spinous processes
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Term
Splenius Capitus
Insertion |
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Definition
temporal bone - mastoid process
occipital bone - superior nuchal line |
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Term
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Definition
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Term
Splenius Cervicis
Insertion |
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Definition
C1,2,3 vertebrae - transverse processes |
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Term
Splenius Capitus
Splenius Cervicis
Action |
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Definition
Bilaterally
extension of head
extension of neck
Unilaterally
lateral flexion of head
lateral flexion of neck
rotation of head to same side
rotation of neck to same side
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