Back muscles Flashcards

1
Q

Back muscle venous drainage order (6)

A

intervertebral vein, posterior intercostal and lumbar vein, inferior and superior vena cava

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2
Q

intercostal vein drainage (2)

A

azygous then superior vena cava

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3
Q

vertebral vein anatomy (10)

A

external vertebral plexus, internal vertebral plexus, intervertebral vein, segmental veins, anterior and posterior segmental medullary/radicular veins, posterior spinal vein, subarachnoid space, epidural/extradural space, anterior spinal vein

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4
Q

ventral rami supply

A

extrinsic back muscles

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5
Q

dorsal lateral rami supply (2)

A

iliocostalis and longissimus

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6
Q

dorsal medial rami supply (5)

A

spinalis, transversospinalis, unisegmental, zygapophyseal joints, overlying skin

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