First-generation cephalosporins have their highest activity against:
A) cefazolin
B) gram-positive bacteria
C) gram-negative bacteria
D) broad-spectrum bacteria
B) gram-positive bacteria
B) First-generation cephalosporins have their highest activity against gram-positive bacteria and their lowest activity against gram-negative bacteria.
Health Professions
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Using specimen tubes with anticoagulants involves:
a. mixing the tubes vigorously. b. documenting the time it takes to draw blood. c. assuring the blood:additive ratio is correct. d. separating cells from serum.
Health Professions
Which of the following is considered an invasive procedure?
A) urinalysis B) catheterization C) X-ray of the abdomen D) intake-output measurement
Health Professions