BLOOD Vessels 0.0 / 5 ? BiologyThe BloodIGCSEEdexcel Created by: francescakgCreated on: 20-04-17 19:27 FOUR COMPONENTS OF BLOOD Plasma, platelets, red blood cells, white blood cells 1 of 5 PLASMA CARRIES: red & white blood cells, platelets, digested food products, cardon dioxide, urea, hormones, & heat energy 2 of 5 RED BLOOD CELLS Transport oxygen from lungs to ALL body cells 3 of 5 RED BLOOD CELL ADAPTIONS BIOCONCAVE = large surface area for absorbing and releasing oxygen. NO NUCLEUS = frees space for haemoglobin 4 of 5 RED BLOOD CELLS Contains HAEMOGLOBIN (iron) = red colour. In lunch HAEMOGLOBIN reacts with OXYGEN to from OXYHEMOGLOBIN. 5 of 5
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