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WorksheetsBlood Evidence Study Guide
Total questions: 22
Worksheet time: 12mins
When an unknown red substance is found at a crime scene, scientists must ask...
How did it get here?
It is blood?
Is it human blood?
Whose blood is it?
The study of blood and its components is called ____
Forenics
Decomposing
Evaluating
Serology
What are the components of blood?
Plasma
Red blood cells (RBC)
White blood cells (WBC)
Platelets
How much of our blood is made of Plasma?
4%
55%
25%
41%
How much of our blood is made of White blood cells and Platelets?
17%
41%
4%
55%
How much of our blood is made of Red blood cells?
41%
55%
4%
17%
What are tests that can be performed on the unknown substance to determine if it is blood?
Luminol
Kastle-Meyer
Agglutination
Antibodies
What are Antibodies?
Clumping (clotting) of antibodies when they bind to their specific antigen.
Y-shaped proteins that recon and bind to foreign objects to neutralize them
The liquid part with nutrients and antibodies
Things that carry oxygen and contain hemoglobin
What is Agglutination?
The process of carry oxygen throughout the body
Y-shaped proteins that recon and bind to foreign objects to neutralize hem.
The clumping (clotting) of antibodies when they bind to their specific antigen.
What is the Precipitin test?
A test that distinguishes the difference between animal and human blood
Test that determines what blood type you are
None of the above
Test that determines how old is the blood found in a crime scene
A ____ would have to be performed to find out exactly who the blood belongs to.
Precipitin Test
None of the above
Blood typing
DNA analysis
____ can narrow down suspects o a specific blood type.
Precipitin Test
Blood typing
DNA analysis
None of the above
Which of the three are antibodies?
____ is the positive (+) and negative (-) or blood types. * Affects blood donation compatibility.
Rn factor
Rh factor
Luminol
Kastle-Meyer
Which of the four blood patterns contains Satellites, Spines, and a Parent Drop?
If direction is noted which blood pattern would be present?
If direction is NOT noted which blood pattern would be present?
Select the LOW velocity blood pattern.
Select the MEDIUM velocity blood pattern.
Select the HIGH velocity blood pattern.
How many Liters of blood do MALES have?
5-6 L
8-10 L
4-5 L
2-3 L
How many Liters of blood do FEMALES have?
5-6 L
2-4 L
4-5 L
8-10 L
