Compound Microscope

Question 1

connects the body tube to the base

Answer 1

arm

Question 2

supports the microscope as a whole and holds the illuminator

Answer 2

base

Question 3

where the slide is placed

Answer 3

stage

Question 4

metal clips that hold the slide in place

Answer 4

stage clips

Question 5

houses the objective lenses

Answer 5

nose piece

Question 6

part above the nose piece that prevents dust from settling on the microscope

Answer 6

dust shield

Question 7

connects the eyepiece to the objective lenses

Answer 7

body tube

Question 8

brings the specimen into general focus

Answer 8

coarse adjustment knob

Question 9

fine tunes the focus & increases the details of the specimen

Answer 9

fine adjustment knob

Question 10

provides light so that the specimen is easier to see

Answer 10

light source/illumination

Question 11

adjusts the amount of light that reaches the specimen

Answer 11

iris diaphragm

Question 12

hole in the middle of the stage that allows light from the illuminator reach the specimen

Answer 12

aperture

Question 13

lens that look into the subject

Answer 13

ocular lens

Question 14

(4x) used for getting an overview of the slide

Answer 14

scanner

Question 15

(10x) used to observe almost any feature and cannot be lowered to a point that would reach the slide

Answer 15

low power objective (LPO)

Question 16

(40x) used for observing fine details (also called high-dry)

Answer 16

high power objective (HPO)

Question 17

focuses light on the specimen

Answer 17

condenser

Question 18

reflects light from an external light source up through the bottom of the stage

Answer 18

mirror

Question 19

an instrument consisting essentially of lens/lenses for making very small objects look larger so they can be studied

Answer 19

microscope

Question 20

indicates the measure of how big or detailed the object appears in relation to the lens being used

Answer 20

total magnification