Which of the following is an incorrect statement about leucocytes?
[A] They are nucleated
[B] They are approx average 6000-8000 mm-3 of blood cells in numbers
[C] Two main types are found granulocyte and agranulocyte
[D] Monocytes are most abundant WBCs
Lymphocyte forms how much percent of WBCs?
Which of the following cells are responsible for immune responses of the body
[A] cell fragments of megakaryocyte
[B] 1.5 to 3.5 lac/mm3 in blood
[C] also called thrombocytes
ABO grouping is based on how many antigens present or absent on WBCs
Select the correct statement from the following:
[A] Surface antigen on RBC always induce autoimmune response
[B] Blood grouping (ABO) is example of multiple allelism
[C] AB blood group is universal recipient as well as donor
[D] 4 phenotype of blood group (ABO) are possible and 5 genotype of blood group (ABO) are possible
A patient with blood group ‘A’ was injured in an accident and has lost a lot of blood during injury. Which blood group the doctor should effectively use in this case?
How many people are Rh+ve in human population?
Rh incompatibility in first pregnancy occurs when
[A] Foetus develop its heart completely
[B] During the delivery of first child
[C] When foetal organs completely develop
[D] Never occur in the first pregnancy
Erythroblastosis foetalis is
[B] Rh incompatibility
There is a vertical transmission of Rh antibody from mother to foetus because they are ______ type of antibody
Select incorrect statement from the following:
[A] Clot or coagulum formed mainly by network of fibrin in which died and damaged formed element of blood are trapped
[B] Inactive fibrinogen is converted to fibrin by hormone thrombin
[C] Prothrombin is converted into thrombin by enzyme complex, thrombokinase
[D] Platelet or injured tissue released certain factors which initiate coagulation
Select the incorrect statement from the following:
[A] When platelet releases certain factor which initiate clotting it is known as intrinsic pathway
[B] When injured tissue releases certain factor which initiate clotting it is known as extrinsic pathway
[C] Calcium plays a minor role in clotting
[D] Coagulation prevent excessive loss of blood from the body from injured part
Which enzyme causes conversion of prothrombin into thrombin?
Blood is a special type of connective tissue which
[A] consists of a fluid matric (Plasma)
[B] forms elements
[C] is the most commonly used body fluid in most of the higher organism