Flashcards in Unit 5 Quiz Deck (27):
magnify by power of (10x)
40x- high dry
100x- oil immersion
is the black part on a microscope that the slide sits on
The stage clip
is what holds the slide in place on the stage on the microscope
regulates how much light comes up through opening.
helps with contrast
Coarse Focus Knob
moves the stage up and down
Fine Focus Knob
ocular lens (10x) X objective lens (whatever power it is)
Field of view
the area you see on the slide when you look through the ocular lens
the 4x objective lens has the
largest field of view
Depth of Focus
the thickness you can see. It is best on 4x.
has stains and stands against the white light and colors
image can get magnified, and inverted (upside down)
the ability to maintain partial focus when you go from one lens to the next higher lens
How to focus the microscope
1. place the slide in the stage clip and center the specimen
2. make sure the 4x objective is in place
3. use the coarse focus knob to raise the stage towards the 4x objective lens.
2 types of cells
-one type of organelle ---> ribosomes
-plant, fungi, animal, protista
-"true nucleus" (membrane around nucleus)
-multiple types of organelles
type of green algae
self made temporary slide.
you throw away the whole slide at the end.