Term
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Definition
ORIGIN: Lumbar fascia, anterior 2/3 iliac crest, lateral inguinal ligament
INSERTION: rectus aponeurosis, conjoint tendon to pubic crest & pectineal line
ACTION: aids expiration, supports abdominal wall
NERVE: anterior primary rami & ilioinguinal nerve |
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Term
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Definition
ORIGIN: Pubic crest & pubic symphysis
INSERTION: costal cartilages 5-7, posterior xiphoid process
ACTION: flexes trunk, aids expiration
NERVE: anterior primary rami |
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Term
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Definition
ORIGIN: pubic crest anterior to rectus abdominis
INSERTION: lower linea alba
ACTION: reinforces rectus sheath
NERVE: subcostal nerve |
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Term
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Definition
ORIGIN: anterior angles of lower 8 ribs
INSERTION: outer anterior 1/2 iliac crest, inguinal ligament, rectus aponearosis
ACTION: aids expiration, supports abdominal wall, abducts & rotates trunk
NERVE: anterior primary rami |
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Term
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Definition
ORIGIN: Lumbar fascia, anterior 2/3 iliac crest, lateral inguinal ligament
INSERTION: rectus aponeurosis, conjoint tendon to pubic crest & pectineal line
ACTION: aids expiration, supports abdominal wall, abducts & rotates trunk
NERVE: anterior primary rami & ilioinguinal nerve |
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Term
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Definition
ORIGIN: costochondral junstion of 1st rib
INSERTION: subclavian groove, inferior surface of middle 1/3 clavicle
ACTION: depresses clavicle & steadies it during shoulder movement
NERVE: nerve to subclavius |
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