Blood and Forensics

What are Antigens?

• The markers that white blood cells release to mark foreign invaders for destruction.

• Cell fragments that aid in clotting blood.

• Proteins located on your blood cells that determine your blood type.

• The liquid medium that your blood cells travel through.

What is the rH factor?

• The markers that white blood cells release to mark foreign invaders for destruction.

• The factor that determines if you are "Positive" or "Negative" blood type.

• Proteins located on your blood cells that determine your blood type.

• The liquid medium that your blood cells travel through.

I am blood type B-. What are ALL the blood types can I receive?

• A-,B-,O-

• B-,B+,O-,O+

• B-,B+

• B-,O-

Kastle-Meyers Test is used when...

• Liquid blood is found.

• Dry blood is found.

• Blood that has already been cleaned up is present.

• Wipes, swipes, and smears are present.

Blood sample does not clot with anti A or anti B.  What blood type is it ?

• type A
• type B
• type O
• type AB

Blood sample clots with anti A but not anti B.  What blood type is it?

• type A
• type B
• type AB
• type O

What antigens are present in a person with type B- blood?

• B, only
• B and Rh
• A and Rh
• A, only

A blood test was performed on a suspect using antibodies. What is suspect 2's Blood Type?

• A-

• B-

• A+

• B+

Tags

NGSS.HS-LS3-2

What blood type has anti-A antibodies?

• Type A
• Type B
• Type AB
• Type O

What blood type has anti-B antibodies?

• Type A
• Type B
• Type AB
• Type O