Immunohem

Which vitamin is essential in the process of blood clotting?

• Vitamin A

• Vitamin B

• Vitamin C

• Vitamin K

What is the anticoagulant found in blood bags?

• Heparin

• CPDA

• EDTA

• Sodium Fluoride

Platelets are derived from which of the following cells

• Lymphocyte

• Lymphoblast

• Myeloblast

• Megakaryocyte

In the ABO system what blood group is considered the universal donor?

• B

• O

• A

• AB

What blood group is considered the universal recipient?

• O

• B

• AB

• A

What is the expiration time for Fresh Frozen Plasma (FFP) after it is thawed?

• 6 hrs

• 24hrs

• 48hrs

• 72hrs

Who discovered the ABO system?

• James Blundell

• Richard Lower

• William Harvey

• Karl Landsteiner

How long do platelets live in the bloodstream?

• 12 – 15 days

• 28 – 30 days

• 8 – 10 days

• 31 – 35 days

A deficiency of which factor may result in Hemophilia A?

• Factor VIII

• Factor I

• Factor X

• Factor IV

Fibrinolysis can be defined as which of the following:

• Construction of blood vessels

• The formation of a fibrin clot

• The breakdown of fibrin within the blood clots

• The aggregation of platelets at the site of injury