Lab 4- 5 Flashcards
LAB4. The slide with the known scale on it is called a…?
Stage Micrometer
LAB4. By lining up the known stage micrometer with the lines of the ocular micrometer, we can determine…?
How far apart the lines are on the ocular micrometer.
LAB4. Once we know the scale of the ocular micrometer, we will be able to…?
Measure anything we see under the microscope
LAB4. What is larger 1 yard or 1 meter?
1 meter
LAB4. When using the scanning objective, how long would the entire ocular micrometer ruler be in millimeters?
100 mm
LAB4. The microscopic ruler inscribed into the eyepiece of your microscope is called…?
Ocular micrometer
LAB5. Resolving power or resolution is defined as…?
The closest distance two objects can be, where we can still see them as separate objects
LAB5. The standard microscope is called…?
Brightfield
LAB5. Brightfield is the best type of micro scope to use for observing..?
Stained material and is used most for in class microscope work
COLORFUL
LAB5. What microscope creates the effect of a negative image?
Dark field
LAB5. In a dark field microscope, the field of view is ______, while cells and other objects are___ ___.
Dark
Lit up
LAB5. What’s the primary use of a brightfield microscope?
General microscopy, especially for stained cells
LAB5. What is the primary use of a dark field microscope?
Useful for observing live, motile cells.
Ex: motile spirochete a of syphilis since they are difficult to stain or see in a Brightfield microscope.
LAB5. What’s the primary use of Phase contrast microscope
To show details of non-stain cells
black-and-white image
LAB5. The florist sent microscope is often used in…?
Medicine and research
