A client has been placed on a ventilator. The physician has ordered that the ventilator be set to deliver a respiratory rate set of 28 breaths/min. The nurse questions the order, citing concerns about which acid-base problem?
a. Acid deficit: alkalosis
b. Base excess: alkalosis
c. Acid excess: acidosis
d. Base deficit: acidosis
A
A ventilator set at too high a ventilation rate and/or too high a tidal volume will cause the client to lose too much carbon dioxide, leading to an acid deficit and respiratory alkalosis.
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The patient is exhibiting poor gas exchange. Four factors influence gas exchange across the alveolar membrane. What condition related to the four factors could be interfering with gas exchange?
A) Oxygen at 100% B) 35% of the alveoli are filled with fluid. C) Oxygen delivered under pressure D) Alveolar membranes are 0.3 microns thick.
After administering somatropin (Saizen) to an 11-year-old patient with growth failure, what outcome would indicate that the drug should be stopped?
A) Early sexual development B) Thyroid overactivity C) Closure of the epiphyses in long bones D) Gynecomastia
The nurse reviews the major criterion for diagnosing a child as cognitively impaired, which is:
a. an IQ of 75 or less. b. subaverage functioning. c. an IQ of 70 or less. d. onset before 18.
An infant is admitted to the hospital for dehydration and the physician has ordered IV fluids. What IV catheter would the nurse choose for this client?
a. angiocath c. vascular access de-vice b. butterfly d. central venous catheter