The nurse has assessed a patient's pulse, temperature, blood pressure, and respiratory rate and is now measuring the patient's oxygenation by pulse oximetry. The nurse understands that this assessment finding is based on:
A) The ratio of oxygen to carbon dioxide in arterial blood
B) The amount of oxygen dissolved in blood plasma
C) The saturation of hemoglobin by oxygen molecules
D) The quantity of free oxygen in arterial blood
C
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A nurse assesses a client who is recovering from a subtotal thyroidectomy. On the second postoperative day the client states, "I feel numbness and tingling around my mouth." What action should the nurse take?
a. Offer mouth care. b. Loosen the dressing. c. Assess for Chvostek's sign. d. Ask the client orientation questions.
Descriptive statistics should be reported in every study to:
a. determine validity. b. indicate reliability. c. provide a powerful analysis of data. d. show the sample characteristics.
Which does the nurse implement to administer ear drops to a 5-year-old child?
1. Warm the ear drops in a microwave oven on low. 2. Pull the auricle up and out to straighten the ear canal. 3. Apply ear drops to cotton ball and insert in affected ear. 4. Instruct child to lie with affected ear on warm compress.
The nurse caring for a child with Duchenne muscular dystrophy notes a characteristic manifestation, which is that the child:
a. Ambulates by holding onto furniture b. Exhibits atrophy of the calf muscles c. Falls frequently and is clumsy d. Has delayed fine-motor development