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Living and growing
Which part of the blood carries glucose to the muscles?
Red blood cell
White blood cell
Which part of the blood carries carbon dioxide to the lungs?
Which part of the blood destroys pathogens?
Red clood cell
Which type of blood vessel produces a 'pulse'?
Which type of blood vessel contains valves?
Which type of blood vessel allows oxygen to reach the red blood cells?
Which valve prevents blood flowing back into the right atrium?
Which valve prevents blood flowing back into the left ventricle?
Which of these three produces the highest pressure in the blood?
Which fault may cause an irregular heart beat?