EXAM 1
The total magnification of an object using a 40x objective lens will be:
400X
A compound microscope is clinically significant because?
It includes multiple objective lenses
What glassware has a wide base, straight sides, is cylindrical in shape and used for mixing or reagent preparation:
Beaker
Which of the following is a term that is used to indicate properties related to heat?
Thermal
Objects that have been put into a straight line or order are said to have been?
Aligned
What laboratory equipment would best accomplish the separation of parts in a solution?
Centrifuge
Corex glassware is known to be strengthened chemically rather than thermally because of its contents being high in:
Silica
What is the magnifying power of the eyepiece or ocular lens found on a microscope?
10x
The liquid portion of blood that is lacking clotting factors is known as?
Serum
Samples of clotted blood that are centrifuged will have what portion t the bottom?
Formed elements
The greatest variety and amount of glassware can be found within which department?
Chemistry
All of the following are uses of laboratory glassware EXCEPT.
Disposal
Centrifugation will lead to a collection of cells known as?
Formed elements
Quality control is an important process to ensure the working order of all laboratory equipment. All machines must be_____________to determine their accuracy against known standards.
Calibrated
The meniscus is known as the?
Curved upper surface of a liquid
Which of the following will come in varying powers for magnifying?
Objective lens
If the total magnification of an object under the microscope is 100x, then the objective lens being used is?
10x
The pipette with a bulb in the center and an etched line above the bulb is called a:
Volumetric Pipette
Which of the following examples of glassware would be best for measuring?
Graduated cylinder
Which of the following is a brand name for thermal resistant glassware?
Pyrex
The liquid portion of a solution that remains after centrifuging is known as?
Supernatant
Which type of pipette looks like an eyedropper?
Pasteur pipette
What is the total magnification of an object under the microscope if the objective lens being used is 10x?
100x
Magnification can best be defined as?
Enlargement of an object for viewing
Laboratory glassware with a wide bottom, narrow top, and is commonly used for preparing reagents is known as?
Erlenmeyer flask