What does pulse oximetry measure?
A) Cardiac output
B) Peripheral blood flow
C) Arterial oxygen saturation
D) Venous oxygen saturation
Ans: C
Pulse oximetry is a noninvasive technique that measures the oxygen saturation of arterial blood. The normal range is 95% to 100%. It does not measure cardiac output, peripheral blood flow, or venous oxygen saturation.
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0.001 à· 10 = _____
a. l b. 0.l c. 0.000l d. 0.01
The nurse is familiar with the major cause of chronic pancreatitis in Western societies. Considering this information, the nurse will likely discuss this topic when performing patient teaching in preparation for discharge:
A) Smoking cessation programs B) Alcohol cessation programs C) Narcotic cessation programs D) Stress reduction programs
The nurse receives a written order for ophthalmic medication to be administered OU to an adult client. Which action by the nurse when administering this medication is the most appropriate?
1. Pulling the pinna up and back, and dropping the medication into the left ear 2. Pulling the pinna down and forward, and dropping the medication into both ears 3. Exposing the lower conjunctival sac of the left eye, and dropping the medication into the sac 4. Exposing the lower conjunctival sac of both eyes, and dropping the medication into the sac
What should the nurse assess for the when a patient is scheduled for an angiogram?
a. Dizziness b. Allergy to shrimp c. Increased BP d. Irregular heartbeat