Laboratory Equipment Flashcards
- A ___ is a room or a place equipped for the performance of tests, experimentation, and investigative processes
laboratory
___ refers to the various tools used by scientists working in a laboratory.
Lab. equipment
Is an optical instrument consisting of a combination of lenses that magnifies the image of the object seen through it.
microscope
It is used for the morphological study of very small organisms which are not visible to the naked eye.
microscope
Types of Microscopes:
Simple
Compound
Electron
___ hold solids or liquids.
- Very poor accuracy - should only be used to estimate volume
Beakers
___ are used to move beakers containing hot liquids.
Beaker tongs
___ hold solids or liquids that may release gases during a reaction or that are
likely to splatter if stirred or heated.
Erlenmeyer flasks
___ are used to hold or pick up small objects.
Forceps
A ___ is used to aid in the transfer of liquids from one vessel to another and will
hold filter paper while filtering. It may be glass or plastic.
funnel
A ___ is used to more accurately measure volumes of liquids (probably your best everyday measuring tool) there are three sizes in your desk: 10 mL, 50 mL, and 100 mL.
100 ml
graduated cylinder
A ___ is used to very accurately measure volumes of liquids and dispense small measurable amounts of liquids.
buret
A ___ is used to transfer a small volume of
liquid, usually one drop at a time.
dropper pipet
Is a device used to grow and maintain microbial culture
The ___ maintains optimal temperature humidity and other conditions such as carbon dioxide and oxygen content of the atmosphere inside.
incubator
Is a pressure chamber used to sterile equipment and supplies by subjecting them to high-pressure saturated steam at 121 degrees for around 15 to 20 minutes depending on the size of the load and the contents.
Used to sterilize culture media, discard and other equipment
Autoclave
Device used in sterilization
it uses dry heat to sterilize
It is used to sterilize items that might be damaged by moist heat( e.g. glassware, powders, oils)
The oven
Is used for a wide variety of purposes such as:
maintenance and storage of stock culture between subculturing periods.
storage of sterile media to prevent dehydration.
also used as a repository for thermolabile solutions, antibiotics, and serums.
Laboratory refrigerator
is an apparatus that rotates at high speed
and separates substances of different densities.
Centrifuge
used to measure an object’s mass to a very high
degree of precision.
Balance
Used to heat and stir substances
Hot Plate/Stir Plate
Is a common piece of laboratory equipment that produces a single open gas flame, which is used for heating and sterilization.
Bunsen Burner
___ are used to transfer microorganisms to growth media or for staining slides.
Inoculating loops
used to place specimens on to observe under the microscope.
- Glass slide:
used to cover specimens on a microscope slide.
- Cover slip:
