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MICROSCOPE

Total questions: 87

Worksheet time: 41mins

Name
Class
Date
1.
A microscope is an instrument that.
a)
makes faraway objects look closer.
b)
makes small objects appear larger.
c)
decreases the size of small objects.
d)
increases the size of small objects.
2.
If your teacher asks you to move a microscope to table, how do you carry it?
a)
by the body tube and the eyepiece
b)
with one hand
c)
one hand on the arm and the other under the base
d)
with one hand on the base and the other on the eyepiece.
3.
Which part of the microscope controls the amount of light available?
a)
coarse adjustment knob
b)
diaphragm
c)
objective lens
d)
revolving nosepiece
4.
Which part lets you turn up the power of magnification, such increasing from 40x to 100x?
a)
coarse adjustment knob
b)
diaphragm
c)
field-of-view
d)
revolving nosepiece
5.
Part 13
a)
Fine Adjustment Knob
b)
Course Adjustment Knob
c)
Stage
d)
Diaphragm
6.

You should always carry the microscope with just one hand and let it swing freely.

a)

True

b)

False

7.

Which part of the microscope should you use to sharpen the image?

a)

Diaphragm

b)

Coarse adjustment

c)

Stage

d)

Fine adjustment

8.

Which part connects to the base and supports the microscope head?

a)

back

b)

spine

c)

arm

d)

handle

9.

Which part supports the microscope?

a)

base

b)

bottom

c)

stand

d)

foot

10.

The primary optical lenses on a microscope are called ___

a)

condensors

b)

objective lenses

c)

stage clips

d)

ocular lenses

11.

Which part holds the eyepiece in place above the objective lens?

a)

condensor

b)

objective lense

c)

barrel

d)

body tube

12.

The specimen slide is placed on the ___

a)

platform

b)

table

c)

stage

d)

base

13.

Typically located in the base of the microscope, it provides light:

a)

condensor

b)

illuminator

c)

diaphragm

d)

adjustment knob

14.

This part houses the objectives and allows for easy selection:

a)

revolving nosepiece

b)

condensor

c)

diaphragm

d)

adjustment knob

15.

This part is used to collect and focus the light from the illuminator on to the specimen:

a)

revolving nosepiece

b)

coarse focus knob

c)

condensor

d)

fine focus knob

16.

The hole in the stage, which allows light to reach the specimen, is called the ___

a)

aperture

b)

iris diaphragm

c)

condensor

d)

objective

17.

The part you look through at the top of the microscope is called the eyepiece or ___

a)

objective

b)

ocular

c)

aperture

d)

diaphragm

18.

These are used to hold the slide in place:

a)

rotating nosepiece

b)

objective lenses

c)

stage clips

d)

adjustment knobs

19.
What should you use to clean the lenses?
a)
a tissuse
b)
a cloth
c)
a piece of lens paper
d)
a paper towel
20.
If you move the slide to the left, in which direction does the image move?
a)
down
b)
right
c)
up
21.
When should the fine adjustment knob always be used?
a)
with the low power objective only
b)
with the medium power objective only
c)
with the high power objective only
d)
with both the medium and high power objectives
22.
Part 9
a)
Body tube
b)
Eyepiece
c)
Objective
d)
Light Source
23.
Part 10
a)
Stage
b)
Arm
c)
Base
d)
Diaphragm
24.
Part 12
a)
Fine Adjustment Knob
b)
Coarse Adjustment Knob
c)
Diaphragm
d)
Objective
25.

Identify the microscope part:

a)

revolving nosepiece

b)

coarse focus knob

c)

diaphragm

d)

fine focus knob

26.

The lens assembly with the longest body is the ___

a)

low power objective

b)

high power objective

c)

low power ocular

d)

high power ocular

27.

Typical objective lenses come in magnifications of ___

a)

6x, 15x, 60x

b)

60x, 150x, 600x

c)

4x, 10x, 40x

d)

40x, 100x, 400x

28.

Using a 10x eyepiece and a 40x objective would give a total magnification of ___

a)

40x

b)

50x

c)

400x

d)

500x

29.

When transporting the microscope it should be held at the ___

a)

arm and body tube

b)

base and stage

c)

base and arm

d)

arm and stage

30.

A thin flat piece of glass used to hold objects for examination is called a ___

a)

sheet

b)

slide

c)

cover slip

d)

objective

31.

Lenses used to change the magnification of the specimen

a)

Body Tube

b)

Eyepiece

c)

Objective lenses

d)

Diaphragm

32.

Holds objective lenses, used to change magnification

a)

Objective lenses

b)

body tube

c)

light source

d)

revolving nosepiece

33.

Connects eyepiece to other lenses

a)

Body tube

b)

Arm

c)

Base

d)

Diaphragm

34.

Changes the amount of light shinning through a specimen

a)

Light source

b)

Diaphragm

c)

Arm

d)

Fine adjustment

35.

Holds the slide in place

a)

Stage Clips

b)

Stage

c)

Eyepiece

d)

Coarse adjustment

36.

Top lens you look through to see the specimen

a)

Body tube

b)

Stage

c)

Light source

d)

Eyepiece

37.

Top lens you look through to see the specimen

a)

Body tube

b)

Stage

c)

Light source

d)

Eyepiece

38.

Holds the slide in place

a)

Stage Clips

b)

Stage

c)

Eyepiece

d)

Coarse adjustment

39.

Moves stage up and down to focus specimen

a)

Stage

b)

Stage clips

c)

Diaphragm

d)

Coarse adjustment

40.

Used to focus specimen, smaller adjustment than coarse adjustment

a)

Fine adjustment

b)

Stage

c)

Arm

d)

Base

41.

Supports the microscope and connects pieces

a)

Base

b)

Body Tube

c)

Arm

d)

Light source

42.

Bottom of microscope, used for support

a)

Arm

b)

Stage

c)

Light source

d)

Base

43.

Shines light through the specimen, making it visible

a)

Diaphragm

b)

Light Source

c)

Eyepiece

d)

Objective lens

44.

What parts should you use to carry the microscope?

a)

Body tube

b)

Base

c)

Arm

d)

Eyepiece

45.

Can you use the coarse adjustment on high power?

a)

Yes

b)

No

46.

What is the total magnification on high power?

a)

4

b)

100

c)

40

d)

400

47.

How many hands do you use to carry a microscope?

a)

1

b)

2

c)

3

d)

4

48.

Label the part of the microscope. What is part B?

a)

eyepiece lense

b)

turret

c)

eyepiece tube

d)

objective lens

49.

Label the part of the microscope. What is part A?

a)

eyepiece lens

b)

eyepiece tube

c)

turret

d)

objective lens

50.

Label the part of the microscope. What is part D?

a)

body

b)

foot

c)

objective lens

d)

turret

51.

Label the part of the microscope. What is part E?

a)

stage

b)

stage clips

c)

focus knob

d)

eyepiece tube

52.

Label the part of the microscope. What is part F?

a)

stage

b)

stage clips

c)

body

d)

focus knob

53.

Label the part of the microscope. What is part J?

a)

focus knob

b)

turret

c)

eyepiece lens

d)

miror

54.

The __________________ reflects light into the microscope.

a)

mirror

b)

stage clips

c)

field

d)

focus knob

55.

The smallest objective we used in class was _____X.

a)

two

b)

three

c)

four

d)

five

56.

Tissues embedded in celloidin are usually sectioned with a _______ microtome.

a)

Rotary

b)

Sliding

c)

Base Sledge

d)

Cambridge rocking

e)

2 of these microtomes are applicable

57.

Study of diseases caused to tissues

a)

Histopathology

b)

Histology

c)

Both 1st & 2nd

d)

None

58.

TRUE about freezing microtome (more than 1 answer required)

a)

otherwise known as cold knife

b)

uses carbon dioxide for freezing

c)

otherwise known as cold chamber

d)

uses liquid nitrogen for freezing

59.

TRUE about rotary microtome (more than 1 answer required)

a)

most common

b)

invented by Adams

c)

incorporated in cryostat

d)

cuts 4-6 um sections

60.

TRUE about standard sliding microtome (more than one answer required)

a)

most dangerous

b)

used for celloidin blocks

c)

used for paraffin blocks

d)

block remains stationary

61.

Instrument that involves fixation, dehydration, clearing and infiltration phases:

a)

microtome

b)

tissue embedding system

c)

floatation bath

d)

automated tissue processor

62.

Which part is A?

a)

body tube

b)

eyepiece

c)

objective lens

d)

stage clip

63.

Which part is B?

a)

body tube

b)

eyepiece

c)

objective lens

d)

diaphragm

64.

Which part is C?

a)

Stage

b)

Fine Adjustment knob

c)

Coarse Adjustment Knob

d)

diaphragm

65.

What part is E?

a)

Diaphragm

b)

Eyepiece

c)

base

d)

Light source

66.

What part is AB?

a)

Stage

b)

Diaphragm

c)

Light Source

d)

base

67.

What part is # 9?

a)

Body tube

b)

base

c)

arm

d)

stage

68.
Holds objective lenses; Rotatates to change objectives
a)
Arm
b)
Base
c)
Revolving Nosepiece
d)
Diaphragm
69.
Hold the slide in place on the stage
a)
Stage
b)
Stage Clips
c)
Aperature
d)
Light Source
70.
Regulates the amount of light on the specimen
a)
Diaphragm
b)
Aperature
c)
Ocular Lens
d)
Objective Lenses
71.
Lens used to view specimen; also called eyepiece
a)
Scanning Lens
b)
Objective Lens
c)
Ocular Lens
d)
Illuminator
72.
Supports the microscope and located at the bottom
a)
Base
b)
Arm
c)
Body Tube
d)
Stage
73.
Lenses consist of low 4X, medium 10X, and high 40X
a)
Eyepiece
b)
Ocular Lens
c)
Objective Lenses
d)
Illuminators
74.
What will be the total magnification if the ocular lens is 10X and the objective lens is 10X?
a)
10X
b)
100X
c)
1000X
d)
1X
75.

This part contains the lens you look through.

a)

nosepiece

b)

eyepiece

c)

low power objective lens

d)

high power objective lens

76.

If you want to control the amount of light entering the field of view, you would move this part to make the hole smaller or larger.

a)

eyepiece

b)

nosepiece

c)

mirror/light

d)

diaphragm

77.

The two parts we hold to carry the microscope safely.

a)

arm and base

b)

arm and body tube

c)

eyepiece and base

d)

stage and arm

78.

Which scenario is correct?

a)

Focusing a slide under high power with the coarse adjustment knob.

b)

Focusing a slide under low power with the coarse adjustment knob

c)

Carrying the microscope by the base and body tube

d)

Focusing a slide by moving the diaphragm

79.

What is the type of microscope we use in the lab?

a)

transmission electron microscope

b)

phase contrast microscope

c)

compound light microscope

d)

fluorescence microscope

80.

This type of microscope shows high magnification of a surface of a specimen using electron beams.

a)

Dissecting microscope

b)

Compound light microscope

c)

Transmission Electron Microscope (TEM)

d)

Scanning Electron Microscope (SEM)

81.

Which provides stronger magnification....light or electron beams?

a)

light

b)

electron beams

82.
The ____________ further magnifies the specimen. 
a)
objective lens
b)
diaphragm
c)
resolution
d)
light source
83.
The _________ separates the eyepiece lens from the objective lens.  
a)
nosepiece
b)
stage
c)
body tube
d)
base
84.
The _______________ is the large knob used to focus on the specimen.  It moves either the stage of the upper part of the microscope (up and down).
a)
fine adjustment knob
b)
coarse adjustment knob
85.

Light or mirror that projects light through the diaphram

a)

stage clips

b)

light source

c)

tube

d)

arm

86.

Small platform where the specimen is mounted for examination

a)

base

b)

arm

c)

tube

d)

stage

87.

Holds the slide in place on the stage

a)

nosepiece

b)

adjustment knob

c)

tube

d)

stage clips

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