When using the oil immersion lens, what four procedures can be implemented to
achieve the maximum resolution? - ️️Following locating the specimen with the low
power or high-dry lens, change from low power lens or high-dry lens directly to oil
immersion lens. before putting immersion lens int...
Microbiology Lab Practicum #1 SBVC
When using the oil immersion lens, what four procedures can be implemented to
achieve the maximum resolution? - ✔️✔️Following locating the specimen with the low
power or high-dry lens, change from low power lens or high-dry lens directly to oil
immersion lens. before putting immersion lens into place, add a drop of mineral oil to
slide, then position oil immersion lens directly over slide, clicking it into place. open
diaphragm as much as possible and also place the condenser at it's highest point.
How do you clean culture spills in lab? - ✔️✔️a. Flood the area with disinfectant.
b. Cover with paper towels and let it sit for 15 minutes.
c. Notify the instructor or lab technician.
d. Alert students as to the location of the spill while paper towels are in place so as to
prevent anyone from slipping on it.
e. Wipe up the area with paper towels and place all towels in the biohazard container
f. Using a hand broom and dustpan, sweep up glass and dispose of it into a pipette bin
to keep sharp objects in a non-penetrable container.
Ocular lens - ✔️✔️Magnifies the object, usually by 10x. Also known as the eyepiece,
this is the part you look through to view the object
What are the objectives on microscope? - ✔️✔️scanning objective 4x, low power
objective10x, high dry power objective 40x, and oil immersion objective 100.
How do you carry your microscope? - ✔️✔️Handle the microscope carefully. Keep a
firm grasp on the arm and a protective hand under the base when transporting it from
the desk to the cabinet.
How do you put away your microscope? - ✔️✔️.1 Remove the slide from the stage and
clean any traces of immersion oil, stain, water, or other foreign substances from the
stage or any other part of the microscope.
2. Check that the blue filter is not extended.
3. Rotate the scanning objective lens into the "down" position. (red lens in front)
4. Raise the nosepiece or lower the stage to about the halfway point, creating a greater
working distance between the objective lenses and the stage.
5. Coil the power cord neatly around the hooks provided on the back of the scope
6. Be sure the head screw is tight so that the head is not wobbly.
7. Turn light all the way off, and turn off power.
8. Cover the microscope with its protective dust cover.
Substage light - ✔️✔️The light source is usually built into the base of the microscope
and typically has a dial or sliding bar on one side to control the light intensity.
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller PatrickKaylian. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $8.39. You're not tied to anything after your purchase.
