MICROSCOPE

Question 1

topmost part of the microscope which is the lens the viewer looks through to see the specimen

Answer 1

OCULAR LENS or EYE PIECE

Question 2

located above the stage, it holds the objective lenses

Answer 2

REVOLVING NOSE PIECE

Question 3

it is used to change focus on one eyepiece in order to correct any difference in vision between the two eyes.

Answer 3

DIOPTER ADJUSTMENT

Question 4

it connect the eyepiece to the objective lenses

Answer 4

BODY TUBE OR HEAD

Question 5

it connects the body tube to the base of the microscope

Answer 5

ARM

Question 6

it brings the specimen into general focus

Answer 6

COARSE ADJUSTMENT KNOB

Question 7

it fine-tunes the focus and increases the details of the specimen

Answer 7

FINE ADJUSTMENT KNOB

Question 8

this is held in place above the stage by the revolving nosepiece and are the lenses that are closest to the specimen. it contains 3 to 5 objectives ranging in power from 4x to 100x

Answer 8

OBJECTIVE LENSES

Question 9

located beneath the revolving nosepiece, it is the flat platform on which the specimen is placed

Answer 9

STAGE

Question 10

situated above the stage, these are metal clips that hold the slide in place

Answer 10

STAGE CLIPS

Question 11

found beneath the stage, these knobs move the stage either left or right or forward and backward

Answer 11

STAGE CONTROL KNOB

Question 12

the hole in the middle of stage that allows light from the illuminator to reach the slide containing the specimen.

Answer 12

APERTURE

Question 13

the switch located at the base of the microscope that turns the illuminator on or off.

Answer 13

ON/OFF STAGE

Question 14

the light source of the microscope

Answer 14

ILLUMINATOR

Question 15

found on the condenser, it is used to adjust the amount of light coming through the condenser.

Answer 15

IRIS DIAPHRAGM

Question 16

it is found beneath the stage and contains a lens system that focuses light onto the specimen. it gathers and focuses light onto the specimen.

Answer 16

CONDENSER

Question 17

it support the microscope and it is where the illuminator is found

Answer 17

BASE

Question 18

primary stain in gram staining

Answer 18

CRYSTAL VIOLET STAIN

Question 19

mordant in gram stain

Answer 19

GRAM’S IODINE

Question 20

decolorizer in gram stain

Answer 20

ACETONE or 95% ALCOHOL

Question 21

Added as the counter/secondary stain in a Gram Stain which color the gram negative bacteria pink-red and have no effect on gram positive bacteria.

Answer 21

SAFRANIN STAIN

Question 22

primary stain in acid fast stain

Answer 22

CARBOLFUCHSIN

Question 23

decolorizer in acid-fast stain

Answer 23

ACID ALCOHOL

Question 24

Counter/ secondary stain in acid-fast stain

Answer 24

METHYLENE BLUE

Question 25

Magnifying capacity of microscope

Answer 25

10x , 40x , 60x , 100x

Question 26

Material used in wet mount technique

Answer 26

GLASS SLIDE

Question 27

TRUE OR FALSE: Heating is enough in sterilizing inoculating tools

Answer 27

False