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the azygos and hemiazygos connect to each other by crossing the ________ of the body
___________ venous system drains right side of ___________ wall and empties into the SVC. variation can occur
the right bronchial vein drains into the ___________ vein
the left bronchial vein drains into the _________ vein or the left intercostal vein
(accessory ) hemiazygos
the hemiazygos dumps into the _______ vein
hemiazyos venous system left side drains to the _________ side.
what are the five areas of the thorax?
inlet, outlet, pleural cavities, anterior thoratic wall (mammary gland & muscles) mediastinum
identify boundaries and content of the pleural cavity?
identify the boundaries and content of the mediastinum cavity?
contents: brachiocephalic vein, superior vena cava, vagus nerve and recurrent laryngeal nerve, phrenic nerve, heart and great vessels, trachea and primary bronchi, inferior vena cava
_______ of the neck is the inlet of the thorax
outlet of thorax is the ___________
the xiphoid process is the midline for what structure(s)? superior level of the _________, central tendon of the _________, inferior border of ___________
when numbering the ribs ___________ _________ is the first landmark to identify before you start counting.
the _____________what prevents the first rib from being palpated
identify intrinsic muscles of the thoratic wall: _______________intercostals(superficial) , ______________ intercostals (middle), ___________ intercostals(deep)
- External Intercostal mm. (Elevate)(superficial)
- Anteriorly replaced by membrane
- Internal Intercostal mm. (Depress)(middle)
- Posteriorly replaced by membrane
- Innermost Intercostal mm. (Depress)
- Only found in most lateral of Space(deep)
__________ intercostals -posteriorly, the muscle is replaced by ___________ intercostal membrane -fibers angled backwards -expiration=lowers ribs
__________ intercostals -anteriorly, the muscle is replaced by ___________ intercostal membrane. It is superficiial and elevates.
___________ intercostals are only found in the most lateral of space (deep), and depresses
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