How would a PO2 of 80 mm Hg affect the oxyhemoglobin dissociation curve and hemoglobin’s ability to transport oxygen to peripheral tissues?
A. the curve would left but oxygen delivery would remain normal
B. the curve would not be shifted and oxygen delivery would remain normal
C. the curve would shift left and reduce oxygen delivery
D. the curve would shift right and enhance oxygen delivery
Answer: B
Health Professions
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Which of the following is the most important action when obtaining an aural temperature using a tympanic thermometer?
a. Do not cover the thermometer. b. Pull the earlobe outward and down. c. Place the probe in the canal to seal the area. d. Do not pull the earlobe back at all, leave it as it is.
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