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Substance of exact known concentration and purity.

Primary standard

Secondary standard

Tertiary standard

None of the above

Suitable for most analytic procedures

Ultrapure chemicals

Chemically pure

USP and NF Grade

Analytical Grade

Suitable for techniques that require extremely pure chemicals

Ultrapure chemicals

Chemically pure

USP and NF Grade

Analytical Grade

Impurity limitations are not stated and Preparation is not uniform

Ultrapure chemicals

Chemically pure

USP and NF Grade

Analytical Grade

Used to manufacture drugs and Purity standards are based on the criterion of not being injurious to man.

Ultrapure chemicals

Chemically pure

USP and NF Grade

Analytical Grade

Substance of lower purity with concentration determined by comparison with a primary standard.

Primary Standard

Secondary Standard

Tertiary Standard

None of the above

All are associated with type I water EXCEPT

For test methods requiring minimum interference

Trace metal analysis by FES and AAS

Gas, pH, enzyme and electrolyte analysis

Glassware washing

Which of the following statements is/are true:

I. type 2 water is used for reagent, QC and standard preparation

II. type 1 water is for trace metal analysis by FES and AAS

III. Glassware washing is type 2 water

IV. type 1 water is used for analytical preparation
V. type 2 water is used for test methods requiring minimum interference

I, II, IV, V

II only

I, II, III, IV, V,

I and II only

The following glasswares are composed of borosilicate EXCEPT:

Kimax

Pyrex

Corex

None of the above

Unsaturated steroid alcohol with four rings

Triglyceride

Cholesterol

Both

Neither

Specimen fasting requirement for Neutral fats

6-8 hrs

10-16 hrs

12-14 hrs

No fasting needed

Proper use requires rinsing of the pipet with the final solution after content are delivered into the diluent

To contain

To deliver

Measuring pipette: has graduation marks to the tip, generally a blowout pipette

Volumetric

Ostwald-Folin

Mohr

Serologic

Measuring pipette: no graduation marks to the tip, self draining

Volumetric

Ostwald-Folin

Mohr

Serologic

Transfer pipette: for viscous fluids (blow out pipet)

Volumetric

Ostwald-Folin

Mohr

Serologic

Transfer pipette: for aqueous solutions (self draining)

Volumetric

Ostwald-Folin

Mohr

Serologic

The following are true EXCEPT:

Plasma contains fibrin

Plasma is the liquid portion of anticoagulated blood

Serum is the liquid portion of the clotted blood

Whole blood contains plasma and cellular components

The anticoagulant of gray top is:

Sodium Flouride

Sodium Oxalate

Potassium Oxalate

All of the above

Which of the following order of draw is correct:

1: lavender

2: grey

3: green

4: yellow

5: light blue

6: red

7: gold

4,5,6,7,3,1,2

1,2,3,4,5,6,7

4,1,2,3,6,7,5

4,6,5,7,1,2,3

Grey tube are used for the following:

Glucose analysis

Alcohol level analysis

Both

Neither

Which of the following is the most widely used for blood collection:

ETS

Syringe

Butterfly

Capillary puncture

At what angle should the needle be inserted in performing a venipuncture?

15 to 30

30 to 45

25 to 45

None of the above

The following are the puncture site for capillary specimen EXCEPT:

Inner area of the bottom of the foot

Fleshy part of the last phalanx of the 3rd/4th finger

Fleshy portion of the earlobe

None of the above

Capillary Order of Draw:

I. EDTA

II. Gold Tube
III. Green Tube

I, III, II

I,II,III

II,I,III

III,I,II

Imprecision is the dispersion of repeated measurements about the mean due to analytic error. Inaccuracy is the difference between a measured value and its true value; due to systemic error

Only the First Statement is True

Only the Second Statement is True

Both are true

Both are incorrect

The following are caused by systematic error EXCEPT:

2-2s Rule

4-1s Rule

10x Rule

R-4s

Beer’s Law states that

Concentration is Directly proportional to the amount of light absorbed

Concentration is Inversely proportional to the amount of light transmitted

Amount of light transmitted is inversely proportional to the amt. Of light absorbed

All of the above

The following is the formula for Beer's Law

A=2-Log%T

A=2+Log(1/%T)

Both

Neither

Measures the light transmitted by a solution to determine the concentration of the substance in the solution

Spectrophotometry

Flame Emission

Chemiluminescence

Atomic Absorption

Measures light emitted by excited atoms

Spectrophotometry

Flame Emission

Chemiluminescence

Atomic Absorption

Measures light absorbed by ground state atoms

Spectrophotometry

Flame Emission

Chemiluminescence

Atomic Absorption

Light emitted is measured as the molecules return to their unexcited state

Spectrophotometry

Flame Emission

Chemiluminescence

Atomic Absorption

For visible and near infrared spectrum

Silicone carbide

Deuterium-discharge lamp and Mercury arc lamp

Tungsten iodide lamp

For UV spectrum

Silicone carbide

Deuterium-discharge lamp and Mercury arc lamp

Tungsten iodide lamp

For infrared spectrum

Silicone carbide

Deuterium-discharge lamp and Mercury arc lamp

Tungsten iodide lamp

Isolates specific wavelength from the light source

Monochromator

Entrance Slit

Exit Slit

Photodetector

Monochromator exclude unwanted light. Exit slit controls the width of the light beam

Second Statement is false

First statement is false

Both are true

Both are false

The following are examples of Conjugated proteins EXCEPT

Haptoglobulin

Enzyme

Ferritin

Chromatin

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