A patient, age 22, is admitted with acute asthma. The patient shows a pulse oximetry level of SaO2 of 82%. How should the nurse interpret this?
a. Only 82% of the red blood cells are able to use oxygen.
b. There is only 82% of oxygen bound to the hemoglobin compared with the amount available.
c. Eighteen percent of oxygen is not dissolved in the blood.
d. The muscular respiratory effort is only 18% effective.
ANS: B
An SaO2 indicates that only 82% of the available oxygen is bound to the hemoglobin.
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The nurse is explaining patient-controlled analgesia to the client scheduled for surgery tomorrow, and explains that the benefits of this method of administering analgesics include which of the following? Standard Text: Select all that apply
1. Clients report greater satisfaction with this method. 2. Clients feel they have greater control over pain relief. 3. Clients eat better. 4. Clients require less medication. 5. Clients require fewer position changes.
Which clinical manifestations of withdrawal would be seen in a client who abuses opioids?
A. Decreased response to increased drug dosages B. Muscle twitching and profuse perspiration C. Anorexia and weight loss D. Sedation
The nurse is caring for a client with a spinal cord injury located at T5. Which of the following should be included in this client's plan of care?
1. Use mechanical ventilation. 2. Assess blood glucose level for onset of diabetes. 3. Assist with removal of pulmonary secretions. 4. Provide assistive devices for ambulation.
A researcher wishes to conduct a study of a small number of subjects on a large hospital intensive care unit. To minimize problems associated with extraneous variables in the study setting, the researcher will
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