Exam (elaborations)
BI-204 Lab Exam Questions and Complete Solutions Graded A+
- Course
- Institution
BI-204 Lab Exam Questions and Complete Solutions Graded A+
[Show more]
Content preview
BI-204 Lab ExamQuestions and
Complete Solutions
Graded A+
Denning [Date] [Course title]
, safety in the lab - Answer: 1. place food or drinks outside of the lab in intended areas (never eat or drink
anything in lab. no gum!)
2. place bags in cubbies/in intended areas (leave phones in bag)
3. tie up long hair
3. put on apron
4. wash hands
5. wear gloves
6. clean up your work area (bac down)
7. wear safety goggles
8. Follow directions strictly.
**close toed shoes
** turn of bunsen burner if walking away
parts of the microscope and function - Answer: Ocular lens- look through to see the specimen
Base- supports the miscrocope
objectives lenses- magnification ranges from 10x to 40x to 199x
Arm- used to support the microscope when carried
Stage clips- holds the slide in place
Fine adjustment knob- moves the stage slightly to sharpen the image
Diaphragm- used to regulate the amount of light on the specimen
Stage - supports the slide being viewed
Light source- projects the light upwards through the diaphragm , the specimen, and the lenses
Coarse adjustment knob- moves the stage up and down for focusing
Revolving nosepiece- holds the high and low power objectives, can be rotated to change magnification
Condenser- collects and directs the light from the lamp to the slide being studied.
How to focus a microscope - Answer: Turn the revolving turret so that the lowest power objective lens
(eg. 4x) is clicked into position.
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 YourExamplug. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $14.49. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
81113 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now