Test Bank For Clinical Laboratory Chemistry, 2nd Edition by Robert Sunheimer

,Clinical g Laboratory g Chemistry, g 2e
(Sunheimer)Chapter g 1 g g Laboratory g Basics

1) Ion-exchange g filters g remove g which g of g the g following g from g a g water g source?
A) Ions g to g reduce g the g mineral g content g of g water
B) Lead
C) Organic g solvents.
D) Bacteria
gAnswer:
A

2) Activated g carbon g filters g remove:
A) Ions g from g water.
B) Organic g compounds g from g water.
C) Acids g and g bases g from g water.
D) Large gparticulates
gfrom gwater.Answer: B

3) A g 0.22-micron g filter g will g remove:
A) Particles g with g a g diameter g of g 0.01 g microns.
B) Particles g with g a g diameter g of g 0.01 g nanometers.
C) Particles g with g a g diameter g of g 2.2 g microns.
D) Only gsodium
gchloride
gcrystals.Answer: C


4) The g unit g of g resistivity g is:
A) Amperes.
B) Volts.
C) Coulombs.
D) MΩ g ∙
cm.
Answer: D

5) Microbiological g impurities g in g source g water g are g reported g in g which g format?
A) Colony g forming g units g per g mL g (Cfu/mL)
B) Total g organic g carbon g (TOC) g in g ng/g
C) milligrams g of g SiO2
D) Resistivity.
gAnswer: A


6) According g to g CLSI, g the g resistivity g of g clinical g laboratory g reagent g water g (CLRW) g must
g be:
A) > g 100 g milliamps.
B) < g 10 g millivolts.
C) > g 10 g MΩ g ∙ g cm.
D) < g 10 g MΩ g ∙
cm.
Answer: C

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,DOWNLOAD g THE g Test g Bank g for g Clinical g Laboratory g Chemistry g 2nd
EditionSunheimer


7) Which gof gthe gfollowing gshould gnot gbe g storied gin gborosilicate g glass g because g it
gwill g etch gtheinside gsurface gof gthe gglass gcontainer?
A) Saline
B) Strong g bases g (caustics)
C) Clinical g laboratory g reagent g water
D) Weak
gacidsAnswer
:
B

8) Low g actinic g glassware g has g which g of g the g following g properties?
A) High g thermal g resistance g with g no g color g added g to g the g glass
B) Low g thermal g resistance g with g a g green-yellow g color g added g as g an g integral g part g of g the
g glass
C) High g thermal g resistance g with g a g blue g color g added g as g an g integral g part g of g the g glass
D) High g thermal g resistance gwith g an g amber gor gred g color g added g as g an gintegral
g part g of gthe gglassAnswer: D

9) Care gmust g be gtaken gbefore gselecting gpolyethylene g plastic gfor guse gas gtest
gtubes g and g disposabletransfer gpipets gbecause:
A) Polyethylene g can g bind g or g absorb g proteins, g dyes, g stains, g and g picric g acid.
B) Polyethylene g does g not g bind g or g absorb g proteins, g dyes, g stains, g and g picric g acid.
C) Polyethylene g cannot g be g used g to g pipet g serum.
D) Polyethylene gforms ginsoluble gsalts gin gthe gpresence gof
gsodium gchloride.Answer: A

10) Which gof gthe gfollowing gclasses gof gglassware, gincluding gpipets, gis gmanufactured
gand g calibratedto gdeliver gthe gmost gaccurate gvolume gof gliquid?
A) A
B) B
C) AA
D) C
Answer:
A

11) A g to g deliver g or g TD g pipet g is g designed g to:
A) Allow g the g user g to g remove g a g portion g of g the g sample g in g the g tip g for g better g accuracy.
B) Be g vigorously g tapped g against g the g test g tube g after g all g the g liquid g is g removed.
C) Drain g by g gravity.
D) Be g refilled g or g rinsed g out g with gthe g appropriate g solvent g after g the g initial gliquid
g has gbeen gdrainedfrom gthe gpipet.
Answer: C

12) Which g of g the g following g devices g is g used g to g calibrate g laboratory g thermometers?
A) Barometer
B) Gallium g melting g point g cell
C) Titanium g freezing g point g cell
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g Education, gInc.

, D) Platinum gcathode
gvoltmeterjAnswer: B




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Copyright g © g 2018 g Pearson
g Education, gInc.