A client has received vasopressin (DDAVP) for diabetes insipidus. Which assessment finding indicates a therapeutic response to this therapy?
a. Urine output is increased; specific gravity is increased.
b. Urine output is increased; specific gravity is decreased.
c. Urine output is decreased; specific gravity is increased.
d. Urine output is decreased; specific gravity is decreased.
C
Diabetes insipidus causes urine output to be greatly increased, with a low urine osmolarity, as evidenced by a low specific gravity. Effective treatment results in decreased urine output that is more concentrated, as evidenced by an increased specific gravity.
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A nurse recognizes that a patient diagnosed with COPD has a rising level of partial pressure of carbon dioxide (CO2) in arterial blood (PaCO2). How should the nurse interpret this assessment?
a. More arterial O2 is available than is needed. b. The ventilation-perfusion ratio is becoming balanced. c. Respiratory acidosis has begun. d. The anticholinergic medications are effec-tive.
The hair cells of Corti and membrane of Corti:
a. produce a waxy lubricant. b. protect the ear from foreign particles. c. stimulate the eighth cranial nerve. d. transmit vibrations to the ossicles.
What is another name for an opioid drug?
a. Nanogram b. Narcoleptic c. Nociceptor d. Narcotic
The nurse is caring for an older client and understands that renal failure will also place this client at risk for which of the following?
1. Loss of appetite related to elevated blood urea nitrogen (BUN) and creatinine levels 2. The result of renal dialysis 3. Loss of blood through the urine because the failing kidney does not function properly 4. Loss of the kidney hormone erythropoietin