1) It is where your blood leaves your heart a) Atrium b) Septum c) Veins d) arteries 2) It is where your blood returns in your heart a) Atrium b) Septum c) Veins d) Arteries 3) The right side of your heart pumps blood to your _______ a) Lungs b) Brain c) Stomach 4) The blood collects _____ from your body. a) carbon dioxide b) Smoke c) Oxygen 5) The left side sends blood to every other part of your ________. a) Body b) Bones c) Skin 6) Blood is carried to every tissue and close to all your _____. a) Bones b) Skin c) Cells 7) Identify A a) Septum b) Right ventricle c) Left atrium d) Right atrium e) Left ventricle 8) Identify B a) Septum b) Right ventricle c) Left atrium d) Right atrium e) Left ventricle 9) Identify C a) Septum b) Right ventricle c) Left atrium d) Right atrium e) Left ventricle 10) Identify D a) Septum b) Right ventricle c) Left atrium d) Right atrium e) Left ventricle 11) Identify E a) Septum b) Right ventricle c) Left atrium d) Right atrium e) Left ventricle 12) Which component of the blood transports oxygen? a) White blood cells b) Plasma c) Red blood cells d) Platelet 13) Which component of the blood transports sugar? a) White blood cells b) Plasma c) Red blood cells d) Platelet 14) Which component of the blood fights off infections and germs? a) White blood cells b) Plasma c) Red blood cells d) Platelet 15) Which are blood types? a) A b) B c) AA d) O e) AB f) BA 16) How many types of blood vessels are there in our body? a) 4 b) 3 c) 2 d) 1 17) The circulatory system works with the ______ system to provide our body with oxygen. a) Nervous system b) Digestive system c) Respiratory system d) Immune system 18) Which one is correct about how the heart works? a) Heart pumps blood to all parts of your body only b) heart pumps blood to the lungs then to the stomach c) Heart pumps blood to the lungs, back to the heart and then around the rest of the body. 19) What causes your heart to beat faster when you exercise? a) because your body needs water b) Because your body needs more oxygen c) Because your body needs more heat 20) Which organs work with your circulatory system to remove waste? a) Heart b) Skin c) Lungs d) Blood e) Kidneys f) Bones 21) These are fragments of cells that help form blood clots a) Red blood cells b) Plasma c) Platelets d) White blood cells  22) Red blood cells, white blood cells and platelets float in the plasma. a) True b) False 23) It is one of the largest veins a) Vena cava b) Capillaries c) Bones 24) These are small blood vessels that connect the arteries and the vein. a) Vena cava b) Capillaries c) Bones 25) Your pulse occurs each time your heart heats a) True b) False 26) It is about the size of a fist and is always circulating blood through the body a) Heart b) Liver c) Lungs 27) The heart has 4 chambers or sections a) True b) False 28) The small flap of tissue called ____, keeps blood from flowing backward a) Wings b) Tendons c) Valve 29) It is what the doctors used to listen to heartbeats a) Stethoscope b) Microscope c) Magnifying glass d) Speaker 30) circulatory system consists of .. a) Liver b) Eyes c) Heart d) Blood vessels e) Bones f) Blood 31) The top chamber on either side of the heart a) Atrium b) Pacemaker c) Trachea d) Valve e) Ventricle 32) Lower chamber on either side of the heart a) Atrium b) Pacemaker c) Trachea d) Valve e) Ventricle 33) The small flap of tissue that prevents blood from flowing backward a) Atrium b) Pacemaker c) Trachea d) Valve e) Ventricle 34) Group of cells that sends electric currents to the heart and makes sure the heart beats at a steady pace a) Atrium b) Pacemaker c) Trachea d) Valve e) Ventricle 35) The number of times your heart beats in a minute is called pulse a) True b) False 36) The heart is constantly pumping and the blood flows in only one direction a) True b) False 37) The push of blood through the blood vessels each time your heart beats is called your pacemaker. a) True b) False 38) The heart is a hollow organ that has walls made of strong ____ a) Muscle b) Blood c) Tendon 39) It is the largest veins in the body a) Vena cava b) Veins c) Capillaries d) Arteries e) Aorta 40) It is the largest artery in the body a) Vena cava b) Veins c) Capillaries d) Arteries e) Aorta 41) The smallest blood vessels; connect the arteries and veins a) Vena cava b) Veins c) Capillaries d) Arteries e) Aorta 42) Carry blood from the body back to the heart a) Vena cava b) Veins c) Capillaries d) Arteries e) Aorta 43) Carry blood from the heart to all the parts of the body a) Vena cava b) Veins c) Capillaries d) Arteries e) Aorta 44) He was the first to understand how blood circulates throughout the body. a) William Harvey b) William Harlett c) Harlow Willy 45) _____ passes into the capillaries and is carried away by the blood a) Carbon dioxide b) Oxygen c) Nitrogen 46) ____ in the blood passes through the thin capillary walls into surrounding cells a) Carbon dioxide b) Oxygen c) Nitrogen 47) _____ arteries and veins carry blood to the lungs and back to the heart a) Pulmonary b) Coronary 48) _____ arteries and veins carry blood from the heart to all parts of the body a) Pulmonary b) Coronary 49) Has a concave shape; able to squeeze through capillaries a) Plasma b) Platelet c) Red blood cells d) White blood cells 50) Small fragment of a cell; helps form blood clots a) Plasma b) Platelet c) Red blood cells d) White blood cells 51) Small fragment of a cell; helps form blood clots a) Plasma b) Platelet c) Red blood cells d) White blood cells 52) Helps fight disease and infection a) Plasma b) Platelet c) Red blood cells d) White blood cells 53) Carries oxygen to all parts of the body a) Plasma b) Platelet c) Red blood cells d) White blood cells 54) Liquid part of blood; dissolves proteins, sugars, and nutrients a) Plasma b) Platelet c) Red blood cells d) White blood cells 55) The transfer of one person's blood to another person is called a ____ a) Blood transfusion b) Blood filtration c) Blood emotion 56) Some types of blood cannot be successfully mixed with other types a) True b) False 57) People who donate their blood are called ___. a) Client b) Customer c) Donor 58) What are the jobs of the blood? a) Transports substances around the body b) keeps the carbon dioxide in c) Keeps the body temperature normal d) Helps defend the body from infections and diseases e) Helps our hair nice 59) Why is there a need for blood donor? a) Because the donor just wanted it to b) Because the donated blood has short lifespan meaning it will only be useful for a short time c) A lot of people removes their blood d) The government required us to 60) How many kidneys do humans have? a) 1 b) 2 c) 3 61) The main job of the kidneys is to clean the blood by removing waster and excess water from it a) True b) False 62) The organ that removes waste during respiration a) Lungs b) Skin c) Kidney 63) The organ that remove wastes from the body by perspiration a) Lungs b) Skin c) Kidney 64) Some water in the circulatory system may poison the body and possible cause death. a) True b) False 65) Some health problems are inherited, but others are the result of bad habuts and choices throughout life. a) True b) False 66) What are some ways to stay healthy and have a healthy heart? a) Do not smoke b) Eating right kinds of food c) exercising d) Smoking e) Eating junk food f) Sleeping late at night

G5 Science Q4 Test 3

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