Respiratory Emergencies: Patho - Related to ventilation, diffusion, perfusion.
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| Diffusion | show 🗑
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| Ventilation | show 🗑
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| Perfusion | show 🗑
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| show | [ventilation example]
Foreign body, epiglottis
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| [ventilation problem] Lower airway obstruction | show 🗑
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| [ventilation problem] Chest wall impairment | show 🗑
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| [ventilation problem] Neurogenic dysfunction | show 🗑
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| [diffusion problem] Inadequate oxygen in ambient air | show 🗑
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| [diffusion problem] Alveolar disorder | show 🗑
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| [diffusion problem] Interstitial space disorder | show 🗑
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| [diffusion problem] Capillary bed disorder | show 🗑
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| show | [perfusion example]
Shock, anemia
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| show | [perfusion example]
Pulmonary embolus
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| [perfusion problem] Capillary wall disorder | show 🗑
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| show | - Neurological control (to initiate ventilation)
- Nerves between the brain stem and the muscles of respiration
- Functional diaphragm and intercostal muscles
- Patent upper airway
- Alveoli that are functional and have not collapsed
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| show | - Alveolar and capillary walls that are not thickened
- Interstitial space between the alveoli and capillary wall that is not enlarged or filled with fluid
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| For perfusion to occur, the following must be intact: | show 🗑
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