Quiz Time – Home Page

Homepage — Quiz Time August

Which diagnostic biomarker is detectable in the urine within 12 hours after renal tubular cells are injured?
a. Neutrophil gelatinase-associated lipocalin
b. Cystatin C
c. Tissue inhibitor metalloproteinase-2
d. Glomerular filtration rate

Answer to Quiz Time: c. Tissue inhibitor metalloproteinase-2 (TIMP-2) appears in the urine within 12 hours after renal tubular cells are injured from ischemia or sepsis. In one study, urinary TIMP-2 testing showed certain patients had seven times the risk of developing acute kidney injury.

Learn more by reading the continuing nursing education article “Acute kidney injury: Causes, phases, and early detection.”

Homepage – Quiz Time 3/30

Which of the following suggests your patient is experiencing opioid-induced respiratory depression (OIRD)?

a. Respiratory rate of 11 breaths/minute

b. Pulse oximetry (Spo2) of 92%

c. Oxygen saturation of 95%

d. End-tidal carbon dioxide (ETco2) of 26 mm Hg

Answer to Quiz Time:

d. OIRD usually manifests as a respiratory rate between eight and 10 breaths/minute, Spo2 below 90%, and ETco2 below 30 mm Hg or above 50 mm Hg. However, OIRD may occur outside these parameters.

Learn more by reading the continuing nursing education article “The case for capnography in patients receiving opioids.