Blood Spatter

Can a blood spatter analysis determine the EXACT velocity the blood was moving or general velocity?

• EXACT velocity

• General velocity

Which of the following can be determined by blood spatter pattern analysis?

• Direction of origin

• Angle of origin

• Area of origin

• General velocity

• All of the above

True or false: A blood spatter analyst can determine if a sample of blood spatter is caused by sharp force trauma, blunt force trauma, or a gunshot wound.

• True

• false

What are the 3 classes of bloodstain patterns?

• Passive, Active, Contact

• Stationary, Motion, Transfer

• Passive, Active, Transfer

The width of the blood drops helps an analyst determine the ______ of the origin of blood.

• Height

• Angle

• Speed

What is the difference between passive and active blood stains?

• Active are drops that fell from a stationary (not moving) source and passive fell from a moving source

• Passive are drops that fell from a stationary (not moving) source and active fell from a moving source

If the blood is moving to the right, the tail of the drop will be on the ____.

• Left

• Right

What determines the velocity of blood spatter?

• The age of the victim

• The strength of the assailant

• The weapon used

Tags

NGSS.HS-PS2-1

How is Transfer different from Passive and Active?

• Passive and Active are direct from the blood source and Transfer is secondary patterns made when bloody surfaces come in contact with other sources.

• Transfer is direct from the blood source and passive/Active secondary patterns are made when bloody surfaces come in contact with other sources.

What are examples of genetic traits?

• Widow's Peak

• Hitchhiker’s Thumb

• Tongue Rolling

• All of above

Tags

NGSS.HS-LS3-1