You can use the coarse adjustment with the scanningobjective and the low power objective in place.
True or False
You can use the coarse adjustment with the scanningobjective and the low power objective in place.
True or False
For unlimited access to Homework Help, a Homework+ subscription is required.
Related textbook solutions
Related questions
QUESTION 1
Match the parts of a microscope to their description.
|
|
1 points
QUESTION 2
When adjusting your focus at LOW power, what is the order of the following actions?
- 1. 2. 3. 4.
Use the course focus to get the sample into focus.
- 1. 2. 3. 4.
Use both the diaphragm & coarse control to get into focus.
- 1. 2. 3. 4.
Check that there is play in the fine focus.
- 1. 2. 3. 4.
Adjust the diaphragm to control the brightness of your view.
1 points
QUESTION 3
Once you go to any objective higher than 10x, the coarse focus adjustment is not used.
True
False
1 points
QUESTION 4
The image that you see through the eyepieces is actually and relative to how that object is oriented on the slide.
1 points
QUESTION 5
During the __________ century, Abbas Ibn Firnas, an Arabic-speaking North African living in Spain, invented the first corrective lenses.
a. | 9th | |
b. | 15th | |
c. | 12th | |
d. | 9th |
1 points
QUESTION 6
Check the Iodine MSDS Sheet for the information. What are the proper PPE to use when using Iodine?
Safety glasses. | ||
Gloves. | ||
Shorts/Skirts | ||
Protective clothing (includes lab coat) |
QUESTION 1
The ocular of a compound microscope has a magnification of 10x and the objective has a magnification of 10x. The total magnification of the microscope is ___---
a. | 10x | |
b. | 20x | |
c. | 100x | |
d. | 1000x |
QUESTION 2
The part of the microscope that focuses the light on an object is the ___________.
a. | Iris Diaphragm | |
b. | Coarse Focus | |
c. | Condenser | |
d. | Body Tube |
QUESTION 3
The polarizing filter in a PLM that is located above the objective is called the _________________.
a. | Polarizer | |
b. | Analyzer | |
c. | Abbe condenser | |
d. | Iris |
QUESTION 4
A substance that reacts the same to light polarized in any direction is _________________.
a. | an isotope | |
b. | anisotropic | |
c. | isotropic | |
d. | divergent |
QUESTION 5
The part of the comparison microscope that allows the examiner to view two objects simultaneously is called the _________________.
a. | comparator | |
b. | comparison bridge | |
c. | spectroscope | |
d. | stage |
1 points
QUESTION 6
A stereo microscope can best be described as _____________________.
a. | Two compound microscopes aligned so that they each see a slightly different part of an object. | |
b. | Two compound microscopes aligned with a comparison bridge. | |
c. | A compound microscope with two separate stages and one ocular. | |
d. | A compound microscope with two eyepieces and a camera mount. |
QUESTION 7
In microscopy, resolution is a measure of ________________.
a. | The ability of the lenses to separate two tiny details that are close together. | |
b. | The total magnification power of the microscope. | |
c. | The empty magnification power of the microscope. | |
d. | The ability of an electron microscope to determine the presence of a large number of elements. |
QUESTION 8
Two polarizers (polarizing filters) aligned 90° from each other will block out all light.
True
False
QUESTION 9
A simple convex lens creates a magnified real image of an object.
True
False
QUESTION 10
A trinocular microscope has three objective lenses mounted on a turret.
True
False
QUESTION 11
Liquids and gases are usually isotropic.
True
False
QUESTION 12
Match each of the following terms with Its Definition
Compound microscope a. Has a polarizer and an analyzer
Electron microscope b. Permits viewing two objects at once
Stereomicroscope c. Consists of a single convex lens
Comparison microscope d. Long working distance, three-dimensional
Simple hand magnifier e. Basic 2 convex lens microscope
Polarizing microscope f. Can magnify images more than 100,000 times