Introduction and Apparatus

Question 1

A chemical substance that is the subject of chemical analysis

Answer 1

ANALYTE

Question 2

A compound or a mixture added to a system to cause a chemical reaction or test if a reaction occurs

Answer 2

REAGENT

Question 3

Type of reagent used in most analyticsl laboratory procedures for qualitative and quantitative analysis. (e.g. Trace Metal Analysis, Standard Prep(

Answer 3

ANALYTICAL REAGENT GRADE

Question 4

Type of reagent where have been put through additional purification steps and is used in SPECTROPHOTOMETER, CHROMATOGRAPHY, and MOLECULAR DIAGNOSTICS.

Answer 4

ULTRAPURE REAGENTS

Question 5

Reagents from many vendors may be adapted to an analyser

Answer 5

Open Reagent System

Question 6

The proprietary reagents from the instrument manufacturer are suitable for use on the analyser

Answer 6

CLOSED REAGENT SYSTEM

Question 7

Sample that is chemically and physically similar to unknown specimen and is tested in exactly the same manner, close to human sample

Answer 7

CONTROL

Question 8

Values are assigned by the manufacturer

Answer 8

ASSAY CONTROL

Question 9

Values are assigned by each individual laboratory

Answer 9

UNASSAYED CONTROL

Question 10

Type of water that has MAXIMUM WATER PURITY, used in Ultramicrochenical Analysis and Tissue Culture

Answer 10

TYPE 1 REAGENT WATER

Question 11

Type of water used in most laboratory tests. Used in Standard Preparation, Reagent Preparation, and Control Preparation

Answer 11

TYPE 2 REAGENT WATER

Question 12

Type of Water used for most qualitative tests such as Histopathology, UA, Fecalysis, and Washing.

Answer 12

TYPE 3 REAGENT WATER

Question 13

Most common reagent

Answer 13

Water

Question 14

1. It has the presence of relatively little solute
2. It has a large quantity of solute in solution
3. A solution in which there is an excess of undissolved solute particles
4. It has a greater concentration of undissolved solute particles than dies a saturated

Answer 14

1. Dilute Solution
2. Concentrated Solution
3. Saturated Solution
4. Super Saturated Solution

Question 15

Most commonly isolated bacteria from water purification process.

Answer 15

GRAM NEGATIVE BACTERIA

Question 16

Detergent contaminated water will have an _____ pH.

Answer 16

ALKALINE

Question 17

When water has residual chlorine, it means that the water is protected from __________ during storage.

Answer 17

RECONTAMINATION

Question 18

Which of the following may not be included when documenting the properties if reagent grade water?

A. Water Resistance
B. pH
C. Culture Growth
D. Purification Procedure

Answer 18

D. PURIFICATION PROCEDURE

Question 19

Accelerate gravitational separation of substances differing in their MASSES

Answer 19

CENTRIFUGE

Question 20

In centrifuge, vertical at rest, horizontal in motion

Answer 20

SWINGING BUCKET HORIZONTAL ROTOR

Question 21

In centrifuge, faster than swinging bucket due to less air resistance

Answer 21

ANGLE FIXED HEAD ROTOR (25’ to 40’)

Question 22

What will happen if primary tubes was re-spinned?

Answer 22

HEMOLYSIS (Re-spinning of tubes is a NO)

Question 23

Respinning of serum tubes, can increase what analyte?

Answer 23

POTASSIUM

Question 24

To calibrate centrifuge, what calibratornis used and how frequent?

Answer 24

TACHOMETER and QUARTERLY

Question 25

To calibrate centrifuge, what calibratornis used and how frequent?

Answer 25

TACHOMETER and QUARTERLY

Question 26

How frequent does centrifuge have to be disinfected?

Answer 26

WEEKLY