WorksheetsForensic Science - Blood
Total questions: 15
Worksheet time: 8mins
Name
Class
Date
1.
What is the function of red blood cells?
a)
carry oxygen
b)
fight infection
c)
aid in clotting
d)
carry hormones
2.
What is the function of platelets?
a)
carry oxygen
b)
fight infection
c)
aid in clotting
d)
carry hormones
3.
What determines blood type?
a)
Proteins on red blood cells
b)
Proteins on white blood cells
c)
Proteins in the plasma
d)
Proteins on platelets
4.
If a blood cell is A-, what type of proteins are present?
a)
Only A proteins
b)
Only Rh proteins
c)
Both A and Rh proteins
d)
Neither A nor Rh proteins
5.
What proteins are present in type O- blood cells?
a)
Only A proteins
b)
Only B proteins
c)
Only Rh factor proteins
d)
None of these proteins
6.
What part of blood is responsible for fighting infections?
a)
Red Blood Cells
b)
White Blood Cells
c)
Platelets
d)
Plasma
7.
What type of blood can receive any type of blood?
a)
A
b)
B
c)
AB
d)
0
8.
What blood type is the "universal donor" because it can be donated to anyone?
a)
A
b)
B
c)
AB
d)
O
9.
Tonia looked closely at her blood typing plate and sees no agglutination in any of the wells. Her blood type is O-.
a)
True
b)
False
10.
The intersection of straight lines through the long axis of several individual bloodstains in an impact spatter pattern illustrates the ___________ of the pattern:
a)
void pattern
b)
velocity classification
c)
area of origin
d)
area of convergence
11.
A gunshot wound close to the head would produce:
a)
low velocity spatter
b)
high velocity spatter
c)
medium velocity spatter
d)
none of these
12.
Blood typing is considered
a)
class evidence
b)
individual evidence
c)
both of these
d)
neither of these
13.
Which letter best shows the convergence point (origin point)?
a)
A
b)
B
c)
C
d)
D
14.
The shape of blood drops is cause by a natural_______________ of blood.
a)
cohesiveness
b)
satellite drops
c)
adhesiveness
d)
lines of convergence
15.
What is the blood type depicted in the test?
a)
A-
b)
B+
c)
AB-
d)
AB+
100 %
