lab 2

Question 1

focuses the light on a specimen

Answer 1

condenser

Question 2

controls the amount of light passing through the condenser

Answer 2

condenser diaphragm

Question 3

difference in brightness between light and dark areas

Answer 3

contrast

Question 4

mounted on nose revolving piece

Answer 4

objectives

Question 5

types of objectives

Answer 5

1. scanning 4x
2. low 10x
3. high 40x

Question 6

adjustable eyepieces used to look through the microscope at the specimen

Answer 6

oculars

Question 7

ability to distinguish between two points

Answer 7

resolution

Question 8

amount of slide that is visible at a particular magnification

Answer 8

field of view

Question 9

depth of thickness of the object in focus at one time

Answer 9

depth of field

Question 10

when magnification increases, field of view

Answer 10

decreases

Question 11

when magnification increases, resolution

Answer 11

increases

Question 12

when magnification increases, depth of field

Answer 12

decreases

Question 13

when magnification increases light

Answer 13

decreases

Question 14

when a specimen is centered using one objective it should still mostly be centered using another objective

Answer 14

parcentered

Question 15

when a specimen is in focus using one objective it should still mostly be in focus using another objective

Answer 15

parfocal

Question 16

allows you to make large scale adjustments to the stage height in order ti bring the specimen into view with the scanning objective

Answer 16

coarse adjustment