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The blood group in which both antigens {A and B} are present on the surface of RBC is

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Important Questions on Body Fluids and Circulation

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Biology>Human Physiology>Body Fluids and Circulation>Blood
If the RBCs of a blood sample are agglutinated when mixed with anti B antibodies, then the blood group of the blood sample is
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Erythropoiesis starts in:
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A sample of blood shows clumping with antiserum A but not with antiserum B. The blood group would be
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Which enzyme is responsible for the conversion of inactive fibrinogens to fibrins?
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Which one of the following is incorrect regarding WBCs?

(a) Monocytes migrate from the bloodstream to other tissues and differentiate into tissue-resident macrophages, Kupffer cells in the liver.

(b) Eosinophils modulate allergic inflammatory responses.

(c) Basophils release histamine for inflammatory response.

(d) Natural killer cells are a type of phagocytic erythrocytes.

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Biology>Human Physiology>Body Fluids and Circulation>Blood

Study the following.
A) Blood coagulation is also called haemolysis.
B) Blood clotting is a change in plasma.
C) Serum does not contain clotting factors like prothrombin and fibrinogen.
D) Proconvertin is involved in extrinsic pathway.

Select the incorrect statement.

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A person with blood group AB has
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The organisation which procures and supplies blood during an emergency.

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Biology>Human Physiology>Body Fluids and Circulation>Blood
Match the items given in Column I with those in Column II and select the correct option given below:
 
  Column – I   Column – II
a. Fibrinogen i. Osmotic balance
b. Globulin Ii. Blood clotting
c. Albumin iii. Defense mechanism
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Which one of the following is correct?
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Persons with 'AB' blood group are called as "Universal recipients". This is due to:
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Which of the following has no role in blood clotting?

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Clotting of blood in blood banks can be prevented by the addition of
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When a blood vessel is injured a number of physiological mechanisms are activated that promote hemostasis. Identify the correct group from the following:
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A certain road accident patient with unknown blood group needs immediate blood transfusion. His own doctor friend at once offers his blood. What was the blood group of the donor?
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Explain how body will react to the situations described below:
A foreign antigen reaches one's blood.
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How many types of blood groups are found in human beings? Which blood group is a universal donor?
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A person with blood group "A" can (i) donate blood to, and (ii) receive blood from:
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Person with blood group AB is considered as universal recipient because he has:
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If you suspect major deficiency of antibodies in a person, to which of the following would you like for confirmation evidence?