In making a blood smear or slide, after the drop of blood has been spread across the glass slide, what is the next step?
A) Gently blow on it to aid in drying.
B) Hold it over a heating element to promote cellular adhesion to the glass.
C) Add a drop of saline to the slide to preserve it.
D) Allow it to air-dry.
Answer: D
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The EMT is properly using a small-volume nebulizer when she:
A) Places a spacer on the nebulizer B) Attaches the nebulizer to oxygen at 8 to 10 lpm C) Shakes the medication canister for 30 seconds prior to administration D) Instructs the patient to breathe deeply through his nose
Under the prospective payment system, what determines the DRG?
A. patient's diagnosis B. patient's length of stay C. insurance plan of patient D. geographic location of the hospital
A urine specimen for culture can be obtained either through catheterization or by obtaining a ____.
A. random urine specimen B. clean-catch midstream urine specimen C. first morning urine specimen D. 24-hour urine specimen E. timed urine specimen
A respiratory therapist is assisting a physician in the performance of bronchoalveolar lavage (BAL). Which of the following will most likely be used for the procedure?
A. isotonic saline B. Xylocaine C. hypertonic saline D. isopropyl alcohol