The problem most often encountered with a Thorpe tube flowmeter is:
a. patient outlet becomes occluded.
b. gas leaks caused by faulty valve seats.
c. a cracked tube.
d. prolonged heat exposure.
ANS: B
This problem is usually detected when the flowmeter is turned off completely, but gas can be heard continuing to flow from the flowmeter outlet; in this case, the flowmeter should be re-placed. This problem can also occur because of constant wear and tear.
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300 mL of active ingredient is mixed with distilled water to total 4 L. The final concentration (v/v) is:
A) 75%. B) 13%. C) 1.3%. D) 7.5%.
The correct formula for calculating the quantity to dispense is:
A) Dose x strength x quantity = quantity to dispense. B) Dose x strength x frequency = quantity to dispense. C) Dose x frequency x duration = quantity to dispense. D) Strength x duration x quantity = quantity to dispense.
Explain the effects of the following on coagulation testing:
a. Clotted sample b. Ratio of blood to anticoagulant < 9:1 c. Patient hematocrit >55% d. >1-hour difference between specimen collection and analysis What will be an ideal response?
OSHA is the federal agency that creates workplace safety regulations.
Answer the following statement true (T) or false (F)