Pages Below:
Cervical Rib
Thoracic Muscles
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- Ribs
- articular facets
- head
- neck
- tubercle
- angle
- costal groove
- shaft
- costal cartilage
- Muscles
- external intercostals
- fibres pass downwards and fowards
- act to pull ribs upwards and outward
- replaced by membrane on medial end
- internal intercostals
- fibres pass upwards and forward
- contract during forced expiration
- in costal groove
- intercostal vein
- intercostal artery
- intercostal nerve
- intercostal nerves
- T6 supplies xiphisternum
- T10 supplies umbilicus
- T12 supplies pubic symphysis
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