cells Flashcards

You may prefer our related Brainscape-certified flashcards:
1
Q

How does an optical microscope work?

A

Visible light passes through and is bent through the lens system enabling user to see the specimen

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

What cells are visible through an optical miscrscope?

A

Alive cells
Transparent with special stains

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Uses of light microscope?

A

Max resolution is 0.2 micrometres
Nucleus and mitochondria can be seen
Maximum magnification is around x1500

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

How does an electron microscope work?

A

Beams of electrons instead of light
Allowing higher resolution and resolving power- more detail can be seen

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

uses of electron microscopes?

A

Maximum resolution of 0.0002
Maximum magnification is around 1500000

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

SEM and its uses?

A

Scanning electron microscope and is when a beam of electrons move back and forth reflecting off the specimens surface
Images are 3D and specimens don’t have to be thin.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

TEM and its uses

A

Transmission electron microscope and uses electromagnets to produce an image
Thin specimens needed and can see the internal structures

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q
A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly