In a study measuring oxygen saturation levels in infants, the researcher notes that data collectors record low saturation levels that occur when the heart rate is erratic and the infants are irritable and actively moving around
This will likely result in which type of measurement error?
a. Environmental
b. Equipment
c. Interpretation
d. User
ANS: C
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A 54-year-old man with a long-standing diagnosis of essential hypertension is meeting with his physician
The patient's physician would anticipate that which of the following phenomena is most likely occurring? A) The patient's juxtaglomerular cells are releasing aldosterone as a result of sympathetic stimulation. B) Epinephrine from his adrenal gland is initiating the renin-angiotensin-aldosterone system. C) Vasopressin is exerting an effect on his chemoreceptors and baroreceptors resulting in vasoconstriction. D) The conversion of angiotensin I to angiotensin II in his lungs causes increases in blood pressure and sodium reabsorption.
A patient tells the nurse, "I'm having a lot of pain in my hip." Which response(s) by the nurse most likely would stimulate the patient to provide the most complete data? Select all that apply
a. "Is your pain severe?" b. "Tell me about your pain." c. "When did you first notice this pain?" d. "How would you describe your pain?" e. "Is your pain better or worse than it was this morning?"
You should monitor the skin closely in patients with paralysis because
A. their skin is very dry and thin. B. these patients are often emaciated. C. they cannot feel pain and pressure. D. the patient has numbness and tingling.
The nurse enters the client's room to measure the client's pulse rate. The nurse recognizes that the client's rate may be increased because of which of the following reasons?
a. A febrile condition b. Administration of digoxin c. The client's athletic conditioning d. Hypothermia