Unit 3 - Thorax, Abdomen, Pelvis, and Perineum: Thoracic Apertures (Ex. III) Flashcards Preview

Gross Anatomy '15 Ex. III > Unit 3 - Thorax, Abdomen, Pelvis, and Perineum: Thoracic Apertures (Ex. III) > Flashcards

Flashcards in Unit 3 - Thorax, Abdomen, Pelvis, and Perineum: Thoracic Apertures (Ex. III) Deck (2)
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1

I thoracic aperture (thoracic outlet)

bounded by:
- T12 vertebra
- 11th and 12th ribs
- costal margin
- xiphoid process
closed by muscular diaphragm - separated thoracic cavity from abdominal cavity

2

S thoracic aperture (thoracic inlet)

bounded by:
- T1 vertebra
- 1st ribs
- manubrium
allows thorax to communicate w/ neck

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