Compared to over-the-needle catheters, butterfly catheters are associated with a higher rate of vein infiltration in children because the:
A. catheter is shorter and moves around easily.
B. butterfly catheter is very difficult to secure.
C. stainless steel needle lies directly in the vein.
Answer: C. stainless steel needle lies directly in the vein.
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Which of the following immunoassays produces a fluorescent molecule, 4-methylumbelliferone that serves as the detector compound?
A. Microparticulate enzyme immunoassay B. Substrate labeled fluorescent immunoassay C. Enzyme multiplied immunoassay D. Fluorescent polarization immunoassay
Which of the following is a unit for volume in the metric system?
A. grams B. millimeter C. milliliter D. kilometer
Pathologies that make it more difficult for photons to penetrate the tissue and result in decreased density are:
destructive congestive additive deforming
Using a 72-inch SID versus a 40-inch SID can increase the total anatomy included by as much as 3 inches.
Answer the following statement true (T) or false (F)