The most critical step in phlebotomy is:
a. cleansing the site b. patient identification
c. proper needle length d. using the correct tube
b
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Which of the following agents promotes the development of non-Hodgkin lymphoma through mucosa-associated lymphoid tissue (MALT) infiltration?
a. BCL-2 translocation b. Helicobacter pylori c. Epstein-Barr virus d. Ataxia telangiectasia
Which of the following is false about viscosity?
a. The greater the viscosity, the greater is the opposition to flow. b. Viscosity is most important under condi-tions of turbulent flow. c. The stronger the cohesive forces, the greater the viscosity. d. Fluid viscosity is equivalent to friction between solids.
What is the advantage of mixed methods research in public health?
a. the strengths of one approach offset weaknesses of the other b. it can encourage interdisciplinary collaboration and multiple paradigms c. it can provide more comprehensive and convincing evidence d. all of the above
There is a high prevalence of urinary tract infection in patients with:
A) diabetes. B) urinary incontinence. C) diarrhea. D) Foley catheters.