This quiz works best with JavaScript enabled. Home > General Knowledge > Science > Biology > Circulatory System – Quiz 149 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 149 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Measure of pressure on vessel walls A) Hypertension. B) Blood pressure. C) Capillaries. D) Pulse. Show Answer Correct Answer: B) Blood pressure. 2. The passages that direct air into the lungs. A) Bronchi. B) Alveoli. C) Trachea. D) Lungs. Show Answer Correct Answer: A) Bronchi. 3. Which of the following part of the heart prevents the backward flow of blood? A) Atrium. B) Ventricle. C) Valve. D) None of above. Show Answer Correct Answer: C) Valve. 4. Which side of the heart always receives oxygenated blood? A) Top. B) Right. C) Bottom. D) Left. Show Answer Correct Answer: D) Left. 5. Which system transports nutrients and oxygen to the parts of the body? A) Integumentary System. B) Respiratory System. C) Digestive System. D) Circulatory System. Show Answer Correct Answer: D) Circulatory System. 6. What is the force exerted by blood on the inside walls of arteries? A) Gravity. B) Blood pressure. C) Exercise. D) Heart rate. Show Answer Correct Answer: B) Blood pressure. 7. Sarah has a fever and cough. How does her lymphatic system respond to these symptoms? A) Lymphocytes production. B) Immunity. C) Filtration. D) Fluid balance. Show Answer Correct Answer: A) Lymphocytes production. 8. The ..... are thin walled upper heart chambers which receive blood and pump blood to the ventricles. A) Atria. B) Veins. C) Valves. D) Septum. Show Answer Correct Answer: A) Atria. 9. If you have AB+ blood you can donate to: A) O+. B) O-. C) AB+. D) AB-. Show Answer Correct Answer: C) AB+. 10. Fatty material on the inner lining of the arteries causing them to narrow and be less flexible A) Plaque. B) Coronary artery disease. C) Circulatory system. D) Stroke. E) Circulatory system. Show Answer Correct Answer: A) Plaque. 11. A tiny blood vessel that allows an exchange between blood and cells in other tissue A) Artery. B) Organ system. C) Vein. D) Capillary. Show Answer Correct Answer: D) Capillary. 12. Which of these is NOT part of Hemostasis A) Vascular spasm. B) Hemodialysis. C) Platelet plug. D) Clotting. Show Answer Correct Answer: B) Hemodialysis. 13. What creates the "lub dub" heart sounds? A) Opening of valves. B) Breathing. C) Flow of blood. D) Closing of valves. Show Answer Correct Answer: D) Closing of valves. 14. Which cells are the most common in the blood? A) White blood cells. B) Red blood cells. C) Plasma cells. D) Platelets. Show Answer Correct Answer: B) Red blood cells. 15. Which chamber receives blood from the two largest veins in the body? A) Left atrium. B) Right atrium. C) Right ventricle. D) Left ventricle. Show Answer Correct Answer: B) Right atrium. 16. What are the 3 types of muscle tissue? A) Smooth Muscle, Cardiac Muscle, & Skeletal Muscle. B) Traps, Forearm, & Abs. C) Thigh, Calf, & Shoulder. D) Hamstring, Biceps, & Triceps. Show Answer Correct Answer: A) Smooth Muscle, Cardiac Muscle, & Skeletal Muscle. 17. Which component of blood is responsible for carrying oxygen to the cells? A) Platelets. B) Red blood cells. C) White blood cells. D) Plasma. Show Answer Correct Answer: B) Red blood cells. 18. Site of material exchange between body cells and blood A) Arteries. B) Veins. C) Platelets. D) Capillaries. Show Answer Correct Answer: D) Capillaries. 19. The skeletal system is made up of A) Muscles and tendons. B) Skin and nails. C) Bones and cartilage. D) Cardiac muscles and smooth muscles. Show Answer Correct Answer: C) Bones and cartilage. 20. The number of times your heart beats in a minute is called A) Pulse. B) Heartbeat. C) Blood Pressure. D) None of above. Show Answer Correct Answer: A) Pulse. 21. Blood from the Inferior and Superior Vena Cava is: A) Deoxygenated. B) Oxygenated. Show Answer Correct Answer: A) Deoxygenated. 22. Our heart is the vital organ that pumps blood vessels to all parts of our body. A) True. B) False. Show Answer Correct Answer: B) False. 23. The ..... in the heart forces blood to move in one direction. A) Chambers. B) Valves. Show Answer Correct Answer: B) Valves. 24. The reactants of cellular respiration are A) Carbon dioxide and water. B) Carbon dioxide, water, and sunlight. C) Oxygen and sugar. D) Oxygen, sugar and energy. Show Answer Correct Answer: C) Oxygen and sugar. 25. To take in oxygen A) Hiccup. B) Cough. C) Exhale. D) Inhale. Show Answer Correct Answer: D) Inhale. 26. The circulatory system consists of the heart, ..... and blood vessels. A) Nutrients. B) Blood. C) Oxygen. D) Cells. Show Answer Correct Answer: B) Blood. 27. These blood vessels have thicker muscular walls. A) Veins. B) Capillaries. C) Arteries. D) None of above. Show Answer Correct Answer: C) Arteries. 28. A contraction is termed as- A) Systole. B) Diastole. C) All of the above. D) None of the above. Show Answer Correct Answer: A) Systole. 29. Which blood type(s) produce anti B chemicals? A) A. B) O. C) AB. D) BOTH A and O. Show Answer Correct Answer: D) BOTH A and O. 30. There are 2 circuits of blood circulation in amphibians' circulatory system which are: A) Pulmonary & systemic. B) Gills & systemic. C) Pulmocutaneous & systemic. D) Pulmocutaneous & gills. Show Answer Correct Answer: C) Pulmocutaneous & systemic. 31. Which side of the heart receives oxygenated blood from the lungs? A) Left side. B) Right side. Show Answer Correct Answer: A) Left side. 32. Disease that causes the blood NOT to clot due to a genetic disease. A) Leukemia. B) Polycythemia. C) Hemolytic disease of newborn. D) Hemophilia. Show Answer Correct Answer: D) Hemophilia. 33. The word Pulmonary means what? A) Carbon Dioxide. B) Heart. C) Lungs. D) Oxygen. Show Answer Correct Answer: C) Lungs. 34. Homeostasis refers to the A) Building of polymers. B) Maintance of a "set" body point. C) Digestion of polymers. D) Productioin of ATP. Show Answer Correct Answer: B) Maintance of a "set" body point. 35. How many valves are within the heart? A) 6. B) 4. C) 3. D) 5. Show Answer Correct Answer: B) 4. 36. The bronchi is a two-way passageway of air, and further branches off into bronchioles, which are then connected to the alveolar sacs. A) False. B) True. Show Answer Correct Answer: B) True. 37. Define White Blood Cell A) The muscular organ of an animal that pumps blood throughout the body. B) Blood vessels that carry blood toward the heart. C) A blood cell that helps fight germs and diseases. D) Blood vessel that pumps blood away from the heart. Show Answer Correct Answer: C) A blood cell that helps fight germs and diseases. 38. What do the motor neurons do? A) Carry messages from the brain and spinal cord to muscles and glands. B) Carry impulses from skin and sends to organs the to spinal cord and brain. C) Carry impulses from sensory neurons to motor neurons. D) Store messages. Show Answer Correct Answer: A) Carry messages from the brain and spinal cord to muscles and glands. 39. Alveoli are part of which system? A) Respiratory. B) Circulatory. C) Skeletal. D) Muscular. Show Answer Correct Answer: A) Respiratory. 40. Which of the following have nuclei and are therefore truly considered "cells" ? A) Leukocytes. B) Erythrocytes. C) Plasma. D) Platelets. Show Answer Correct Answer: A) Leukocytes. 41. How is blood circulated in the circulatory system? A) It is first pumped to the lungs, back to the heart and then to the rest of the body. B) It is first pumped to the rest of the body, back to the lungs and then to the heart. C) It is pumped to the rest of the body, back to the heart and then to the lungs. D) None of above. Show Answer Correct Answer: A) It is first pumped to the lungs, back to the heart and then to the rest of the body. 42. What is the circulation between your heart and lungs called? A) Pulmonary circulation. B) Respiration. C) Blood pressure. D) Systemic circulation. Show Answer Correct Answer: A) Pulmonary circulation. 43. What fights disease by removing platelets? A) White blood cells. B) Red blood cells. C) Spiderman. D) Plasma. Show Answer Correct Answer: A) White blood cells. 44. This structure keeps food and liquids from going to the lungs. A) Alveoli. B) Epiglottis. C) Bronchi. D) Larynx. E) Pharynx. Show Answer Correct Answer: B) Epiglottis. 45. Most arteries carries oxygenated blood, except ..... because it takes deoxygenated blood back to the lungs for oxygenation. A) Superior vena cava. B) Inferior vena cava. C) Pulmonary arteries. D) Pulmonary veins. Show Answer Correct Answer: C) Pulmonary arteries. 46. The ..... is a wall of muscle that divides the right and left halves of the heart. A) Atrioventricular Valve. B) Septum. C) Diaphragm. D) Semilunar Valve. Show Answer Correct Answer: B) Septum. 47. When a person exercises, the heartrate ..... A) Skips beats to catch up with the exercise. B) Remains at the same pace. C) Increases. D) Decreases. Show Answer Correct Answer: C) Increases. 48. The right side of the heart pumps the blood ..... the heart ..... the lungs ∙ A) From; To. B) To; From. C) From; From. D) To; To. Show Answer Correct Answer: A) From; To. 49. Blood enters the heart from the lungs through which chamber? A) Right atrium. B) Left atrium. C) Right ventricle. D) Left ventricle. Show Answer Correct Answer: B) Left atrium. 50. Which of the following system is responsible for taking in oxygen and removing carbon dioxide? A) Circulatory system. B) Endocrine system. C) Respiratory system. D) Digestive system. Show Answer Correct Answer: C) Respiratory system. 51. Our circulatory system works very closely with all part of our body, especially the RESPIRATORY and CIRCULATORY system. A) True. B) False. Show Answer Correct Answer: B) False. 52. What does insulin allow to enter the cells A) Glucose. B) Oxygen. C) Carbon Dioxide. D) Water. Show Answer Correct Answer: A) Glucose. 53. Water and plasma proteins plus lymphocytes and fat droplets (chylomicra) A) Lymphatic ducts. B) Lymphatic vessels. C) Lymph. D) Serum. Show Answer Correct Answer: C) Lymph. 54. How many times the blood flows into the heart in mammals? A) 1. B) 2. Show Answer Correct Answer: B) 2. 55. Heart is a ..... organ. A) Muscular. B) Bone. C) Heart. D) Skin. Show Answer Correct Answer: A) Muscular. 56. A vein that is the largest vein in the human body and returns blood to the right atrium of the heart from bodily parts below the diaphragm A) Pericardium. B) Inferior vena cava. C) Superior vena cava. D) Septum. Show Answer Correct Answer: B) Inferior vena cava. 57. Which heart structure is also known as "mitral" ? A) Bicuspid. B) Left atrium and right atrium. C) Left ventricle and right ventricle. D) Tricuspid. Show Answer Correct Answer: A) Bicuspid. 58. Largest artery in the body, transports from left ventricle to systemic A) Dorsalis pedis. B) Popliteal. C) Aorta. D) None of above. Show Answer Correct Answer: C) Aorta. 59. When fatty deposits build up on the arterial walls it is called? A) Spleen. B) Atherosclerosis. C) Blood pressure. D) Hemophilia. Show Answer Correct Answer: B) Atherosclerosis. 60. Blood on the right side of the heart is full of what A) Carbon dioxide. B) Carbon monoxide. C) Nutrients. D) Oxygen. Show Answer Correct Answer: A) Carbon dioxide. ← PreviousNext →Related QuizzesScience QuizzesGeneral Knowledge QuizzesCirculatory System Quiz 1Circulatory System Quiz 2Circulatory System Quiz 3Circulatory System Quiz 4Circulatory System Quiz 5Circulatory System Quiz 6Circulatory System Quiz 7Circulatory System Quiz 8 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books