Lab Glassware

Question 1

Glasswares type:

Answer 1

• High thermal resistant glass/borosilicate glass
• High silica glass/Corex
• Standard flint glass/soda lime glass
• High Alkali-Resistant Glass/ soft glass
• Low Actinic Glass

Question 2

Standard flint glass/soda lime glass Composed of a mixture of the __________, __________ and ___________

Answer 2

oxides, calcium and silicon

Question 3

Common laboratory equipments:

Answer 3

pipette

Question 4

Pipette Design to:

Answer 4

• To contain (TC)
• To deliver (TD)

Question 5

Drainage characteristics of pipette

Answer 5

• Blow-out
• Self-draining

Question 6

Type Measuring or graduated

Answer 6

Serological
Mohr
Bacteriologic
Ball, Kolmer, or Kahn
Micropipet

Question 7

Type transfer pipette

Answer 7

Volumetric
Ostwald-Folin
Pasteur pipette
Automatic macropipets or micropipets

Question 8

Most commonly used in the clinical laboratory with aerosol

Answer 8

Air displacement

Question 9

Without aerosol

Answer 9

Positive displacement

Question 10

Used in bacteriological purposes and serial dilutions

Answer 10

Displacement dilutor

Question 11

Equipment used for measuring mass

Answer 11

Analytical balance

Question 12

Classes of balance:

Answer 12

• Number of pans (single or double)
• Mechanical or electronic
• Operating ranges

Question 13

Used to separate the components of the blood

Answer 13

Centrifuge

Question 14

Most commonly used: centrifuges

Answer 14

Fixed-angle head

Swinging-bucket type

Question 15

Tubes are position with angle

Answer 15

Fixed-angle head

Question 16

Analytes travel fast to reach the bottom of the tube

Answer 16

Fixed-angle head

Question 17

Sediments separates easily at the bottom

Answer 17

Fixed-angle head

Question 18

Horizontal position of the tubes

Answer 18

Swinging-bucket type/horizontal centrifuge

Question 19

Analytes travels far to reach the bottom of the tube

Answer 19

Swinging-bucket type

Question 20

Pellets are tightly glued to each other

Answer 20

Swinging-bucket type/ horizontal centrifuge

Question 21

Do not dislodge easily

Answer 21

Swinging-bucket type/ horizontal cetrifuge

Question 22

For calibration: centrifuges

Answer 22

Tachometer
Strobe light

Question 23

These type of reagent have been put through additional purification steps > ultrapure

Answer 23

Purified, practical or pure grade

Question 24

Reference standard:

Answer 24

Assayed

Unassayed

Question 25

Reference standard: Values are given

Answer 25

Assayed

Question 26

Reference standard: Values are not given

Answer 26

Unassayed

Question 27

Three Classes of Reference Standard:

Answer 27

Calibration Reference Material Control Materials with Assigned Values Control Materials without Assigned Values

Question 28

To determine the accuracy and precision of machines

Answer 28

Calibration reference material

Question 29

To determine the accuracy and precision of reagents

Answer 29

Control materials with assigned values

Question 30

Anticoagulant:

Answer 30

Heparin EDTA

Question 31

Heparin uses in

Answer 31

Arterial blood gasses (ABG)

Question 32

Determination of disseminated coagulation

Answer 32

Heparin

Question 33

Testing for tuberculosis in blood

Answer 33

Heparin

Question 34

For hematological purposes

Answer 34

EDTA

Question 35

EDTA used for:

Answer 35

CBC Blood smear

Question 36

This sample is similar the unknown and it should be included in every set of determination

Answer 36

Control Materials without Assigned Values

Question 37

This sample is similar the unknown and it should be included in every set of determination

Answer 37

Control Materials without Assigned Values