Microscopes and Centrifuges Flashcards Preview

Hematology > Microscopes and Centrifuges > Flashcards

Flashcards in Microscopes and Centrifuges Deck (19):
1

What do you run a microhematocrit tube in a centrifuge ?

30rpm, 5 min

2

What do we set the centrifuge at?

30 rpm for 10

3

How long after separating do we have to separate serum from red blood cells?

One hour-get them off asap

4

What do you use micro hematocrit tubes for?

Pcv

5

Supports the lenses and do us knob of microscopes.

The arm

6

The horizontal platform that supports the object.

The stage

7

Supports the whole microscope.

The base

8

Contains the objectives.

The nose piece

9

Houses the optical parts inside the microscope.

The head

10

Knobs that control the stage movement.

Stage controls

11

The lens over the light source that is able to be adjusted to focus light.

Condenser

12

Shutter mechanism on the bottom of the condenser to regulate amount of light.

Iris diaphram

13

When you're sample is unstained do you want less or more light?

Less

14

When your sample is stained, do you want more or less light?

More

15

Eyepiece that contains a lens to magnify the image.

Ocular

16

Parts of the two lens system?

Ocular and objective

17

Large focusing knob to move the stage up and down for rapid focusing.

Coarse adjustment

18

Smaller focusing knob used for higher powers.

Fine focusing knob

19

The four objectives.

4, 10, 40, 100x