5.1 Anatomy of the Muscular System: Intro Part 6 Flashcards by Abby Noonan | Brainscape

Q

What is the innervation of the internal intercostals?

A

intercostal nerves

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Q

What is the origin and insertion of the external intercostals?

A

origin = lower borders of ribs 1-11
insertion = upper border of ribs 2-12

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Q

What is the action of the external intercostals?

A

elevates ribs, normal inspiration

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Q

What is the innervation of the external intercostals?

A

intercostal nerves

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