Human blood is most important topic in Biology section we are provide that some one liner about this topic for your upcoming railway NTPC, group d and all competitive exam's...
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✔️Blood is fluid Connective Tissue.
✔️Blood ph 7.4
✔️Total amount of blood in human body 5-6 litter.
✔️Study of blood Hematology.
✔️Normal human blood slightly alkaline.
✔️The blood pressure rate is 120/80.
✔️The blood group was first discovered by Nobel laureate KARL LANDSTEINER in 1900.
✔️Karl landsteiner discovered only three blood groups A,B and O.
✔️Later DE CASTILLO and STURLI invented the fourth blood group AB.
✔️Blood group O is universal donor.
FUNCTIONS OF BLOOD
O2 and CO2 transportation
Nutrients traveller
Antibodies creator
Temperature controller
Blood have ⇒ 55% PLASMA(Liquid) and 45% BLOOD CELL(Solid)
PLASMA ⇒ have Albumine, Globin, Fibrinogen, Prothombin, Heparin.
BLOOD CELL ⇒ RBC, WBC, Platelets.
RBC ⇒Red Blood Cells/Corpuscles.
Also called Erythrocytes.
RBC contain a protein called Hemoglobin(Fe).
The main function of RBC transport Oxygen(O2).
Anaemia disease is the deficiency of RBC.
RBC formed in bone Marrow and the destruction place is Spleen.
RBC lifespan 90 - 120 days.
WBC ⇒ White Blood Cells/Corpuscles.
Also called Leukocytes.
Made Immune system stronger (Create Antibodies).
Protect the body from infection.
Vitamin A increases WBC in the blood.
HIV / Blood Cancer is deficiency of WBC.
WBC from in bone marrow and destruction place is Blood.
WBC lifespan 2 to 4 days.
WBC high Leukemia
WBC low Leukopenia
PLATELETS
Platelets colourless blood cells.
Also called Thrombocytes.
Platelets helps blood clot.
Platelets derived from bone marrow.
Dengue virus destroy platelets.
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