, may be present before fluid moves into the interstitial space and
causes edema. Hourly urine outputs do not take account of fluid intake
or of fluid loss through insensible loss, sweating, or loss from the
gastrointestinal tract or wounds.
4.When caring for an alert and oriented elderly patient with a history of
dehydration, the home health nurse will teach the patient to increase
fluid intake:
a. in the late evening hours.
b. if the oral mucosa feels dry.
c. when the patient feels thirsty.
d. as soon as changes in level of consciousness (LOC) occur.: Answer:
b. if the oral mucosa feels dry.
An alert, elderly patient will be able to self-assess for signs of oral
dryness such as thick oral secretions or dry-appearing mucosa. The
thirst mechanism decreases with age and is not an accurate indicator
of volume depletion. Many older patients prefer to restrict fluids
slightly in the evening to improve sleep quality. The patient will not be
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