Term
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Definition
1. left pleural cavity and lung
2. right pleural cavity and lung
3. mediastinum |
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Term
|
Definition
1. superior mediastinum
2. anterior mediastinum (sternum to anterior pericardium)
3. middle mediastinum (heart)
4. posterior mediastinum (posterior pericardium to vertebral column) |
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Term
|
Definition
| anterior, middle and posterior from superior thoracic aperture to diaphragm |
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Term
| Clinical Notes on Mediastinum |
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Definition
1. mediastinal subdivisions
2. widened mediastinum (bleeding) |
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Term
|
Definition
1. composed anterolaterally of C-shaped cartilage rings
2. posteriorly comprised of longitudinal smooth muscle (trachealis muscle)
3. begins at neck below larynx (C6 vertebra level)
4. anterior to esophagus
5. bifurcates at sternal angle into bronchi (carina) |
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Term
|
Definition
1. continuous of trachea, structurally similar
2. descends to hilum of each lung
3. right bronchus more direct continuation (bigger)
4. bronchial tree-bronchus and all of its branches |
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Term
| Lobar (Secondary) Bronchi |
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Definition
1. continuation of main bronchus
2. one for each lobe of lung (three for right and two for left) |
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Term
| Segmental (Tertiary) Bronchus |
|
Definition
1. arise within substance of lung
2. one for each bronchopulmonary segment (has own respiratory and neurovascular supply) 10/lung |
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Term
| Clinical Notes on Bronchi |
|
Definition
1. bronchoscopy
2. bronchial obstruction
3. inhaled foreign object (right bronchus--bigger) |
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Term
| Lobes and Fissures of Lung |
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Definition
1. Right: horizontal and oblique fissures- upper, middle, and lower lobes
2. left: oblique fissure--upper and lower lobes |
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Term
|
Definition
1. costal surface (ribs)
2. diaphragmatic (base of lung)-diaphragm
3. mediastinal-midline region of thoracic cavity |
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Term
|
Definition
1. anterior (inc. cardiac notch in left)
2. posterior
3. inferior |
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