The highest PCO2 levels are found in what location?
a. Arterial blood
b. Atmospheric air
c. Cells
d. Venous blood
ANS: C
The partial pressure of carbon dioxide (PCO2) is highest in the cells (approximately 60 mm Hg).
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What is the internal force that opposes the flow of fluids (equivalent to friction between solid substances)?
a. Conductivity b. Kinetic energy c. Viscosity d. Density
You are maintaining manual cervical spine motion restriction for a patient who is being log rolled, transferred, and secured to a long backboard. At which point will you release the manual spine motion restriction hold?
A) Once the patient has been log rolled onto the long backboard B) After the patient has been properly secured with straps to the long board C) After the patient has been secured to the backboard and transferred to the wheeled stretcher D) After the chest has been secured with a head immobilization device