intrinisic muscles of thorax Flashcards by Kristen Hopkins | Brainscape

Q

EXTERNAL INTERCOSTALS

A

elevate inferior rib

intercostal nerves = ventral rami thoracic spinal nerves

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Q

INTERNAL INTERCOSTALS

A

depresses superior rib

intercostal nerves = ventral rami thoracic spinal nerves

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Q

INNERMOST INTERCOSTALS
SERRATUS POSTERIOR SUPERIOR
SERRATUS POSTERIOR INFERIOR

A

intercostal nerves = ventral rami thoracic spinal nerves

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Q

LEVATOR COSTARUM

A

C7 & Thoracic transverse processes
rib below
elevate rib
dorsal rami spinal n

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Q

diaphragm

A

main muscle of inspiration

Phrenic nerve

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