Final answer:
The most common signs that a patient may be in need of supplemental oxygen include low partial pressure of oxygen, abnormal neural signals, and signs and symptoms of specific conditions.
Step-by-step explanation:
The most common signs that a patient may be in need of supplemental oxygen include:
- Low partial pressure of oxygen: A low level of oxygen in the blood, which can be detected through a pulse oximeter.
- Abnormal neural signals: Neural signals that indicate low-oxygen environments and regulate response.
- Signs and symptoms of specific conditions: These can include weight loss, profuse sweating, increased heart rate, difficulty sleeping, crackling sounds in the lungs, shortness of breath, and abnormal mucus color.
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