Sounds like the client is dealing with Dehydration.
Under the Berlin definition, patients with PaO2/FiO2 200-300 would now have "mild ARDS." Onset of ARDS (diagnosis) must be acute, as defined as within 7 days of some defined event, which may be sepsis, pneumonia, or simply a patient's recognition of worsening respiratory symptoms.
You can get an X-Ray, see a chiropractor, etc.
Answer: The integumentary system helps the immune system by The skin acts as a barrier to keep out pathogens (B)
Explanation: