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WorksheetsTrace Intro
Total questions: 25
Worksheet time: 14mins
Which is Not part of the hair shaft?
medulla
follicle
cortex
cuticle
Which part of the hair contains the most pigmentation ?
medulla
cuticle
follicle
cortex
Who coined the phrase "Every Contact Leaves a Trace"?
Walter McCrone
Edmond Locard
Calvin Goddard
Francis Galton
Keratin is the protein that is the primary component of _____________.
bones
fiber
DNA
hair
What is the medulla?
the central core of the hair shaft that may be absent in some species
the protein rich structure around the central core of the hair shaft that contains pigment
the outer covering of the hair shaft that is composed of overlapping scales
part of the brain
What is the cortex?
the central core of the hair shaft that may be absent in some species
the protein rich structure around the central core of the hair shaft that contains pigment
the outer covering of the hair shaft that is composed of overlapping scales
part of the brain
What is the cuticle?
the central part of the hair shaft that may be absent in some species
the protein rich structure around the central core of the hair shaft that contains pigment
the outer covering of the hair shaft that is composed of overlapping scales
part of the fingernail
Use the _______ focuses the image under low power.
revolving nosepiece
fine adjustment knob
coarse adjustment knob
arm/neck
Which among the following has the highest magnification power?
Magnifying lens
Compound Microscope
TEM
SEM
The lens of the eyepiece has a magnification of:
1x
10x
100x
4x
The system of 3 lenses nearest to the specimen
eyepiece
objectives
stage
ocular triage
The microscope where electrons are reflected or knocked off near the surface region to produce an image.
Compound Light Microscope
Stereomicroscope
TEM
SEM
The microscope where electrons pass through to produce an image.......
Compound Light Microscope
Stereomicroscope
TEM
SEM
Which microscope transmits light through the specimen to create an image?
Compound Light Microscope
Stereomicroscope
TEM
SEM
The image shown is the _.
diapragm
objective lens
eyepiece
base
This part of the microscope supports the specimen slide.
base
arm
stage
diaphragm
If the eyepiece is 10X and we are using the high objective lens (40X), how many times is the image magnified?
40
4000
400
4
We begin to look at our specimen using which combination?
high power and fine adjustment knob
high power and coarse adjustment knob
low power and coarse adjustment knob
low power and fine adjustment knob
What is the type of microscope we use in the lab?
transmission electron microscope
phase contrast microscope
compound light microscope
fluorescence microscope
