RE-LAB Activity 3: Determining Field Diameter a A micrometer equals 1/1000 of a millimeter and is symbolized by µm. Perform the following conversions. a. 5 mm = um b. 0.1 mm = um c. 1500 µm = %3D mm d. 200 um = mm %3D

Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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Please help me solve question 4 and activity 3 questions 1and 2.
. Which microscope structure concentrates light onto the
specimen?
a condenser
b. ocular lens
4. The
is the distance between the
specimen and the bottom of the objective lens.
c. iris diaphragm lever
d. coarse adjustment knob
PRE-LAB Activity 3: Determining Field Diameter and Estimating the Size of Objects
1. A micrometer equals 1/1000 of a millimeter and is
symbolized by µm. Perform the following conversions.
2. If the field diameter for the high-power objective
is 0.5 mm and an object extends halfway across
the field of view, estimate the size of the object in
micrometers (um).
a. 25 µm
b. 50 µm
c. 250 μηm
a. 5 mm =
um
d. 500 pm
e. 2500 pm
b. 0.1 mm =
um
с. 1500 um
mm
d. 200 um =
mm
PRE-LAB Activity 4: Perceiving Depth of Field
2. Depth of field, also known as
1. In this procedure, what objects are viewed to investi-
is the thickness of a specimen that is in
gate depth of field?
PRE-LAB Activity 5: Caring for the Microscope
2. When transporting a microscope, you should
always use two hands: one hand should support the
1. Before putting a microscope away, remove any
slide on the stage, rotate the nosepiece to the
objective, and move the
and the other hånd should hold
on to the
Transcribed Image Text:. Which microscope structure concentrates light onto the specimen? a condenser b. ocular lens 4. The is the distance between the specimen and the bottom of the objective lens. c. iris diaphragm lever d. coarse adjustment knob PRE-LAB Activity 3: Determining Field Diameter and Estimating the Size of Objects 1. A micrometer equals 1/1000 of a millimeter and is symbolized by µm. Perform the following conversions. 2. If the field diameter for the high-power objective is 0.5 mm and an object extends halfway across the field of view, estimate the size of the object in micrometers (um). a. 25 µm b. 50 µm c. 250 μηm a. 5 mm = um d. 500 pm e. 2500 pm b. 0.1 mm = um с. 1500 um mm d. 200 um = mm PRE-LAB Activity 4: Perceiving Depth of Field 2. Depth of field, also known as 1. In this procedure, what objects are viewed to investi- is the thickness of a specimen that is in gate depth of field? PRE-LAB Activity 5: Caring for the Microscope 2. When transporting a microscope, you should always use two hands: one hand should support the 1. Before putting a microscope away, remove any slide on the stage, rotate the nosepiece to the objective, and move the and the other hånd should hold on to the
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