Haematology V

1. If a particular agglutinogen is present on the RBC’s, corresponding agglutinin will be absent in the plasma and vice versa. Who state this law?

Karl Landsteiner

2. Name one vitamin K antagonist

Dicoumarol / Warfarin / Phenindione ‘/ Nicoumalone

3. Who discovered thr Rh (Rhesus) factor?

Landsteiner and Weiner

4. Name the solution used to store blood in a blood bank.

Acid-citrate-dextrose (ACD) solution / Citrate phosphate dextrose-adenine (CPD-A) solution

5. At what pH is blood stored in a blood bank?

pH 5.4 – 5.8

6. At what temperature is the blood stored in a blood bank?

At 4ºC

7. When certain agents, in-vitrobind to Ca² and interfere with blood clothing. What are the called?

Chelating agents

( Physiology , UMS 2008 )