Pulse oximetry should be used to
A) determine PaCO2 levels.
B) assess end-tidal carbon dioxide.
C) assess trends in oxygen saturation.
D) identify anemia due to hemolysis.
C
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An 88-year-old resident of a long-term care home has been suffering from a 3-day onset of increased shortness of breath and decreased oxygen saturation
At the hospital, an anterior-posterior chest x-ray and sputum culture and sensitivity have confirmed a diagnosis of bacterial pneumonia, yet the client's tympanic temperature has not exceeded 37.3 °C (99.2 °F). The health care team would recognize that which of the following phenomena likely underlies this situation? A) An older adult is often insensitive to exogenous pyrogens. B) An older adult is sometimes incapable of vasodilation. C) An older adult's hypothalamus has diminished thermoregulatory ability. D) Infections manifest by cognitive changes in older adults.
Nursing measures that help prevent postpartum urinary tract infection include:
a. Promoting bed rest for 12 hours after delivery. b. Discouraging voiding until the sensation of a full bladder is present. c. Forcing fluids to at least 3000 ml/day. d. Encouraging the intake of orange, grapefruit, or apple juice.
Use of nonexperimental designs in research fulfills what purpose?
A) Describing B) Predicting C) Controlling D) Blinding
The primary reason an older adult client is more likely to develop a pressure ulcer on the elbow as compared to a middle-age adult is:
1. A reduced skin elasticity is common in the older adult 2. The attachment between the epidermis and dermis is weaker 3. The older client has less subcutaneous padding on the elbows 4. Older adults have a poor diet that increases risk for pressure ulcers