1)  What vessel carries blood away from the heart? a) Veins b) Arteries  c) Capillaries 2) What vessel has valves? a) Arteries b) Veins c) Cappilaries 3) What vessel has thicker muscular walls? a) Arteries b) Capillaries c) Veins 4) What has a slower blood flow? a) Arteries b) Cappilaries c) Veins 5) What has thinner muscular walls? a) Cappilaries b) Veins c) Arteries 6) What vessel transports oxygen and nutrients to the cells? a) Veins b) Cappilaries c) Arteries 7) What is the name for red blood cells? a) b) c) 8) What is the name for white blood cells? a) b) c) 9) What is the name for platelets? a) b) c) 10) Which blood cell transports oxygen to the cells and takes away carbon dioxide?  a) b) c) 11) Which blood cell protects the body against invading bacteria and help from the immune system? a) Platelets b) Red blood cells c) White blood cells 12) What blood cell plays an important role in blood clotting? a) Platelets b) Red blood cells c) White blood cells 13) What % of the blood is blood cells? a) 10%  b) 50% c) 45%  d) 55% 14) What are the 4 main functions of the blood? a) Transportation b) Regulation c) Oxygenate d) Defence e) Hydration f) Clotting 15) Does the lymph keep the body cells moistorised? a) No b) Yes 16) What % of the blood is plasma? a) 45% b) 55% c) 40% d) 65% 17) What is responsible for circulation of blood , includes heart, arteries, capillaries and veins? a) Cardiovascular system b) Platelets c) Leucocytes 18) Which fluid transports vital substances to all areas of the body a) Water b) Blood 19) What do red blood cells do? a) Carry nutrients around the body b) Carry oxygen to cells of the body 20) What do white blood cells do? a) Carry nutrients around the body b) Fight against disease + microbe entery 21) How does the blood regulate heat? a) The blood regulates heat by absorbing it from the heart then transports it around the body b) The blood regulates heat by absorbing it from the liver and muscles then transports it around 22) What does clotting do? a) Prevents excess blood loss b) Causes it to bleed more 23) What is the structure of plasma? a) 50% water 50% other substances b) 90% water and 10% other substances c) 15% water 85% other substances 24) What is the function of plasma? a) Fights infection b) Carry oxygen c) Transport nutrients 25) What is the structure and role of thrombocytes? a) Forms in muscles and transport nutrients b) Forms in nerves and transports oxygen c) Formed in the red bone marrow and they assist in blood clotting process 26) Which one of these does not affect the blood clotting process? a) Smoking b) Alchohol c) Poor nutrition take d) Anti-coagulant drugs e) Age 27) What are the roles of arteries? a) Carry blood from the heart to the body b) Transports nutrients to the body c) Carry oxygenated blood 28) What doe veins do? a) Carry nutrients around the body b) Carry deoxygenated blood c) Carry oxygenated blood 29) What do capillaries do? a) Carry oxygenated blood only b) Carry both(oxygenated and deoxygenated) c) Carry only deoxygenated d) Carry nutrients 30) What does the Internal Carotid Artery do? a) Supplies blood to the whole body b) Supplies blood to the muscles in the body c) Supplies blood to the brain eyes and forehead 31) What does the External Carotid Artery do? a) Supplies blood to the skin and muscles of the head b) Supplies blood to the lower half of the body c) Supplies blood to the arms 

Blood and lymph quiz

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