A physician has ordered continuous pulse oximetry. What should the nurse explain to the patient about this procedure?
a. Involves a single prick
b. Measures the amount of oxygen in the blood
c. Is applied to the wrist
d. Identifies damaged cells in the myocar-dium
B
Pulse oximetry measures arterial oxygen saturation noninvasively by attaching a clip to a digit, an ear, or a nose.
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When caring for older adults receiving immune modulators, what are the nurse's priorities of care? (Select all that apply.)
A) Assess carefully for infection. B) Obtain baseline liver function studies and monitor follow-up studies. C) Determine dosage based on renal and liver function. D) Minimize teaching to avoid causing confusion. E) Encourage the family to visit often, especially young children.
Which of the following is the most common cause of pregnancy-related mortality?
A) Hemorrhage B) Embolism C) Hypertension D) Infection
The blood vessels of the umbilical cord are protected from the pressure of the uterus by
a. a cushion of amniotic fluid c. a padding of Whar-ton's jelly b. a strong, thick muscle layer d. surrounding vascular tissue
A 15-year-old basketball player presents to the clinic with a history of colliding with another player at yesterday's game. He was planted, and his right knee went out after the collision. He has pain and swelling to his knee
He is using crutches and an ace wrap. His mother is concerned and thinks he won't play basketball again. The emergency department told the mother that the x-rays were normal. What other treatment modalities may assist this young athlete? 1. Protect, rest, ice, compression, and elevation (PRICE) 2. A knee Immobilizer 3. Non-steroidal, anti-inflammatory drugs (NSAIDs) 4. All of the above