microscope

Question 1

the upper part of the microscope that supports the ocular lenses and various objective lens

Answer 1

head

Question 2

the broad flat lower part of the microscope that supports

Answer 2

base

Question 3

the vertical part of the microscope that connects the head to the base

Answer 3

arm

Question 4

lens located within the eyepiece, monocular microscopes have one ocular lens, whereas binocular microscope have two ocular lenses,

Answer 4

ocular lenses, typically magnify objects

Question 5

magnifying lenses mounted on a rotating nose piece, most microscopes have four

Answer 5

objective lenses

Question 6

4x=

Answer 6

scanning

Question 7

10x=

Answer 7

low power

Question 8

40x=

Answer 8

high power

Question 9

100x=

Answer 9

oil immersion-largest total magnification

Question 10

the objective lens of compound light microscope are attached to the
connects the objective lenses to the head and allows different objective lenses to be moved into place

Answer 10

rotating nosepeice

Question 11

which microscope structure concentrates light onto the specimen

Answer 11

condenser

Question 12

is the distance between the speciemen and the bottom of the objective lens

Answer 12

working distance

Question 13

flat, horizontal shelf onto which the side is placed and typically secured with a spring clamp, two control knobs can be used to move the stage to position the slide

Answer 13

mechanical stage

Question 14

small lens locate under the stage that concentrates ligt onto the specimen

Answer 14

condenser

Question 15

located beneath the condenser regulates the amount of light that passes through the condenser

Answer 15

iris diaphragm lever

Question 16

located in the base, provides the light that passes through the condenser, the specimen, the lenses and finally into your eyes

Answer 16

sub stage light

Question 17

circular area on stage through which light passes

Answer 17

aperture

Question 18

moves the slide on stage

Answer 18

mechanical stage controls

Question 19

lenses of various powers of magnification

Answer 19

objective lense

Question 20

total magnification is calculated by

Answer 20

multiplying the power of ocular lens by the power of the objective lens

Question 21

concentrates light on the specimen

Answer 21

condensor

Question 22

regulates the amount of light passing through the specimen

Answer 22

iris diaphragm lever

Question 23

connects the objective lenses to the head of the microscope

Answer 23

rotating nosepiece

Question 24

magnifies the specimen

Answer 24

ocular and objective lens

Question 25

Define working distance

Answer 25

is the distance between the specimen and the bottom of the objective lens

Question 26

What happens to working distance as total magnification increases?

Answer 26

it decreases

Question 27

The relationship between magnification and field size is inverse and equal. If the field diameter for the 4x objective is 4.5mm, then what is the field diameter when using the 10x objective

Answer 27

1.8mm

Question 28

Begin the focusing process with the

Answer 28

scanning lens/lowest power

Question 29

Store the microscope with the ? in place

Answer 29

lowest power lens

Question 30

The coarse adjustment knob can be used with ? lens

Answer 30

low

Question 31

As you move from lower magnification to higher magnification field diameter will:

Answer 31

decrease

Question 32

As you move from lower magnification to higher magnification working distance will:

Answer 32

decrease