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What is diapedesis?

Important Questions on Body Fluids and Circulation

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Biology>Human Physiology>Body Fluids and Circulation>Blood
A person with blood group AB has
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A person with blood group "A" can (i) donate blood to, and (ii) receive blood from:
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Considering ABO blood grouping system in humans, during blood transfusion some combinations of blood groups are compatible √, whereas the others are incompatible (X) . Which ONE of the following options is CORRECT?
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Biology>Human Physiology>Body Fluids and Circulation>Blood
A sample of blood shows clumping with antiserum A but not with antiserum B. The blood group would be
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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?
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Which of the following conditions cause erythroblastosis foetalis?
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Human mature red blood cells (RBCs) do NOT contain
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Which one of the following human cells lacks a nucleus?
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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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Biology>Human Physiology>Body Fluids and Circulation>Blood
Which one of the following is correct?
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Biology>Human Physiology>Body Fluids and Circulation>Blood
Which of the following statements is correct regarding the principle of safe blood transfusion?
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Person with blood group AB is considered as universal recipient because he has:
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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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Match the following columns and select the correct option.

  Column-I   Column-II
(a) Eosinophils (i) Immune response
(b) Basophils (ii) Phagocytosis
(c) Neutrophils (iii) Release histaminase, destructive enzymes
(d) Lymphocytes (iv) Release granules containing histamine
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Microscopic examination of a blood smear reveals an abnormal increase in the number of granular cells with multiple nuclear lobes. Which one of the following cell types has increased in number?
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Concentration % of NaCl isotonic to human blood is
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Which one of the following organs is NOT a site for the production of white blood cells?
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Biology>Human Physiology>Body Fluids and Circulation>Blood
Serum differs from blood in
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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
Erythropoiesis starts in: