1) The cells have no nuclei in blood are ................ a) White blood cells b) Red blood cells c) Plasma d) Blood platelets 2) ...........carry blood to the heart a) Arteries b) Veins c) Blood capillaries 3) The aorta is connected to the .......... a) Left atrium b) Left ventricle c) Right atrium d) Right ventricle 4) ............coagulate blood when the body is wounded a) Plasma b) Blood platelets c) Red blood cells d) White blood cells 5) Blood vessels which carry blood from heart to all body cells a) Blood capillaries b) Red blood cells c) Veins d) Arteries 6) .........is yellow watery part of the blood a) Plasma b) Red blood cells c) White blood cells d) Blood platelets 7) There is a .......between the two sides of the heart a) Valve b) Atrium c) Wall d) Ventricle 8) The size of your heart about the size of your........ a) Fist b) Foot c) Finger d) Head 9) The heart is located inside the ...... a) Abdominal b) Chest c) Bones 10) The cells which defend the body against microbes a) Red blood cells b) White blood cells c) Blood platelets d) Plasma

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