MI 1.1 Test

What is the final dilution for Tube 3?

• 1/400

What is the tube dilution for Tube 3?

• 1/400

If 1 mL sample is put into tube #1 that has 24 ml diluent, what is the tube dilution? What is the final dilution?

• Tube 1/25

• Final 1/50

• Tube 1/50

• Final 1/25

What would be the tube dilution?

• 1/10
• 2/10
• 1/100
• 1/1000

What would be the final dilution?

• 1/10
• 1/100
• 1/1000
• 1/10000

What is the tube dilution?

4.) During the ELISA test, the secondary antibody was attached to an enzyme. What happens when that enzyme becomes attached to the substrate?

• a.) The enzyme and the substrate reacted with the primary antibody and caused a color change.

• b.) The enzyme and the substrate work worked together to destroy the antigen, resulting in a color change.

• c.) The enzyme caused the substrate to change, resulting in a color change.

• d.) The substrate caused the enzyme to change, resulting in a color change.

5.) In what order should you add the reagents to perform an ELISA test?

• a.) Primary antibody, antigen sample, enzyme-linked secondary antibody, substrate

• b.) Antigen sample, primary antibody, enzyme-linked secondary antibody, substrate

• c.) Substrate, enzyme-linked secondary antibody, antigen samples

• d.) Primary antibody, enzyme-linked secondary antibody, antigen samples, substrate

6.) ________ have surface _________ where _________ attach.

• a.) antibodies, pathogens, antigens

• b.) antigens, antibodies, pathogens

• c.) pathogens, antibodies, antigens

• d.) pathogens, antigens, antibodies

Meningitis is the inflammation of what in the brain?

• Meninges

• It involves the brain?

• Spinal cord

• Im not sure