CI Analyzing Blood / Other Fluids

True or False:

Once blood has been detected at a crime scene, it is then collected and transported to a crime laboratory to be analyzed?

• true

• false

What are the two different methods used to collect blood?

• blood on body and object

• fresh and dried blood

• gauze and sterile

• dry or wet surface

 In 1900, What did Karl Landsteiner discover about blood?

• blood is really not red

• blood is a liquid

• blood does not mix with other blood

• blood tranfusions were possible

What _______%__of the human population has the Rh factor antigen in their blood.

• 95%

• 75%

• 85%

• 80%

What does Agglutination mean? 

• bleeding

• free bleeding

• clotting

• mixing blood

What is salvia mostly made up of?

• enzymes

• water

• protiens

• DNA

What is a more advanced way salvia can be detected?

• blue light

• LED lights

• fluorescent

• x-ray

Why is it difficult to obtain DNA from urine, because it has ________?

• Waste products

• Cellular Materials

• diluted to much

• not a good source of DNA

What is vitreous humor is used for?

• find diseases

• drug detection

• how long a person has been deceased

• all the above

How does understanding the components of blood, how to detect and analyze blood assist scientist?

• narrowing down suspects

• makes sure it is blood

• to detect DNA

• see how much creatine it has