This quiz works best with JavaScript enabled. Home > General Knowledge > Science > Biology > Circulatory System – Quiz 108 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 108 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is label "1" ? A) Inferior vena cava. B) Aorta. C) Right atrium. D) Left atrium. E) Left ventricle. Show Answer Correct Answer: C) Right atrium. 2. The nurse is reviewing the anatomy and physiology of the cardiac system with a patient scheduled for pacemaker insertion. Which chamber of the heart should the nurse instruct has the greatest workload and usually fails first as a result? A) Left ventricle. B) Right ventricle. C) Left atrium. D) Right atrium. Show Answer Correct Answer: A) Left ventricle. 3. What is not a function of our circulatory system? A) It circulatory system is a transport system of the human bodywhich consists of a network that supplies food, water, oxygenand other substances throughout the body. B) It transports blood, oxygen, nutrients, carbon dioxide andhormones throughout the body. C) It act as tubes or pipes through which blood flows in the whole body. D) The substances present in the blood helps repair thedamaged tissues. Show Answer Correct Answer: A) It circulatory system is a transport system of the human bodywhich consists of a network that supplies food, water, oxygenand other substances throughout the body. 4. The Circulatory System helps in transportation of: A) Oxygen. B) Nutrients. C) Water. D) All of these. Show Answer Correct Answer: D) All of these. 5. The heart pumps blood to get ..... to our cells. A) Carbon dioxide. B) Urea. C) Oxygen. D) None of above. Show Answer Correct Answer: C) Oxygen. 6. Where does the blood travel after leaving the right ventricle? A) To the left lung via the pulmonary artery. B) To the left atrium. C) To the right lung via the pulmonary artery. D) To the aorta. Show Answer Correct Answer: C) To the right lung via the pulmonary artery. 7. Separates the right and left sides of the heart ..... A) Septum. B) Ventricle. C) Valves. D) Atria. Show Answer Correct Answer: A) Septum. 8. The circulatory system is very important because all of our organs need the oxygen and nutrients carried by our blood. A) True. B) False. Show Answer Correct Answer: A) True. 9. What is the name of the fluid in Lymph Vessels? A) Plasma. B) Blood. C) Lymph. D) Water. Show Answer Correct Answer: C) Lymph. 10. When the atria are relaxed, they begin to fill with blood. Thisrelaxation is called A) Diastole. B) Systole. C) Sinoatrial. D) Atriole. Show Answer Correct Answer: A) Diastole. 11. The purpose of mucus inside our nose is A) To prevents the air from entering our lungs. B) To prevents the bacteria, germs and dust from entering our lungs. C) To make the air cooler. D) To trap the carbon dioxide from the outside. Show Answer Correct Answer: B) To prevents the bacteria, germs and dust from entering our lungs. 12. How many percent is platelets and white blood cells? A) 55%. B) 44%. C) 1%. D) None of above. Show Answer Correct Answer: C) 1%. 13. Diameter of most capillaries, except sinusoidal capillaries A) 7-9 $\mu$m. B) 6-9 $\mu$m. C) 5-6 $\mu$m. D) 5-9 $\mu$m. Show Answer Correct Answer: A) 7-9 $\mu$m. 14. RBC's are of several kinds A) True. B) False, WBC's are of several kinds. Show Answer Correct Answer: B) False, WBC's are of several kinds. 15. What does increasing pulse rate achieve? A) Increased oxygen supply to muscles. B) Increased blood flow. C) Increased glucose supply to the muscles. D) All 3. Show Answer Correct Answer: D) All 3. 16. What does the T-wave represent in an ECG? A) Ventricular diastole. B) Joint diastole. C) Atrial diastole. D) Atrial systole. Show Answer Correct Answer: A) Ventricular diastole. 17. A major artery that runs through the neck besides thyroid glands carrying oxygenated blood to head and brain is A) Facial artery. B) Temporal artery. C) Common carotid artery. D) Radial artery. Show Answer Correct Answer: C) Common carotid artery. 18. Name the large muscle that separates the chest cavity from the abdominal cavity and helps with breathing? A) Thorax. B) Sternum. C) Diaphragm. D) Larynx. Show Answer Correct Answer: C) Diaphragm. 19. What is caused by limited/loss of blood flow? A) Myocardial infarction. B) Angina pectoris. C) Hemorrhage. D) Shock. Show Answer Correct Answer: D) Shock. 20. Which of the following indicates that the proper cuff size has been selected? A) The cuff fits snugly. B) The bladder of the cuff encircles 80% of the circumference of the arm. C) The cuff is at least 1 inch above the bend in the elbow. D) The bladder is centered over the antecubital space. Show Answer Correct Answer: B) The bladder of the cuff encircles 80% of the circumference of the arm. 21. The purpose of the ..... in xylem cells is to prevent the walls from collapsing? A) Sieve plate. B) Tracheid. C) Companion cell. D) Lignin. Show Answer Correct Answer: D) Lignin. 22. The pulmonary artery carries deoxygenated blood to A) The heart. B) The whole body. C) The lungs. D) None of above. Show Answer Correct Answer: C) The lungs. 23. What is the innermost layer of the heart? A) Endocardium. B) Intercardium. C) Purkinje Fibers. D) Myocardium. Show Answer Correct Answer: A) Endocardium. 24. Name the blood vessel that leaves the right ventricle. * A) Pulmonary artery. B) Aorta. C) Pulmonary vein. D) Vena cava. Show Answer Correct Answer: A) Pulmonary artery. 25. Which visual ..... the photograph or the diagram ..... would you use if you were a doctor who was going to repair the valve surgically? A) Photograph. B) Diagram. Show Answer Correct Answer: A) Photograph. 26. Blood travel faster in veins and Blood travel slower in Arteries A) False. B) True. Show Answer Correct Answer: A) False. 27. Another name for white blood cells (help destroy pathogens) A) Leukocytes. B) Thrombocytes. C) Wookieecytes. D) Erythrocytes. Show Answer Correct Answer: A) Leukocytes. 28. What is a group of cells in the right atrium that sends signals to make the heart muscle contract? A) Aorta. B) Pacemaker. C) Valve. D) None of above. Show Answer Correct Answer: B) Pacemaker. 29. What are smaller veins referred to as? A) Arterioles. B) Arteries. C) Capillaries. D) Venules. Show Answer Correct Answer: D) Venules. 30. Why do your body cells need oxygen and sugar? A) To do Digestion. B) To do Fermentation. C) To do Photosynthesis. D) To do Cellular Respiration. Show Answer Correct Answer: D) To do Cellular Respiration. 31. Tubes that carry blood back to the heart from other parts of the body A) Arteries. B) Veins. C) Clot. D) Heartbeat. Show Answer Correct Answer: B) Veins. 32. Which type of blood vessel is wide with thick walls to contain high amounts of pressure? A) Thrombocytes. B) Veins. C) Arteries. D) Capillaries. Show Answer Correct Answer: C) Arteries. 33. Which type of WBC is also called the Garbage Trucks of the immune system? A) Basophill. B) Neutrophils. C) Lymphocyte. D) Monocyte. Show Answer Correct Answer: D) Monocyte. 34. Blood, white blood cells, red blood cells, plasma, platelets A) Red blood cells. B) Blood. C) Transportation path. D) Plasma. E) White blood cells. Show Answer Correct Answer: C) Transportation path. 35. (a) help form clots to stop bleeding. A) Red blood cells. B) A Platelets. C) White blood cells. D) Plasma. Show Answer Correct Answer: B) A Platelets. 36. What does the text information link the journey of the blood cells to? A) Car. B) Bus. C) Delivery driver. D) Bike. Show Answer Correct Answer: C) Delivery driver. 37. Which is a description for Veins? A) Transports blood towards heart. B) Transports O2-rich blood. C) Transports blood away from heart. D) None of above. Show Answer Correct Answer: A) Transports blood towards heart. 38. 3 Which is a sudden change in a gene or chromosome? A) A allele. B) B genotype. C) C mutation. D) D phenotype. Show Answer Correct Answer: C) C mutation. 39. What does the word part Thromb/o mean? A) Medicine. B) Thick. C) Blood. D) Clot. Show Answer Correct Answer: D) Clot. 40. Carries blood containing wastes, such as carbon dioxide A) Artery. B) Capillaries. C) Veins. D) None of above. Show Answer Correct Answer: C) Veins. 41. Small blood vessels that diffuse oxygen, carbon dioxide, and nutrients are called ..... A) Veins. B) Arteries. C) Capillaries. D) None of above. Show Answer Correct Answer: C) Capillaries. 42. Separates the chambers of the heart. A) Mitral valve. B) Septum. C) Aortic valve. D) None of above. Show Answer Correct Answer: B) Septum. 43. Blood travels through blood vessels and reaches every cell in your body.*The three types of blood vessels are:arteries, veins, and capillaries.* Blood vessels are made up of smooth muscles. A) Heart. B) Blood vessels. C) Blood. D) None of above. Show Answer Correct Answer: B) Blood vessels. 44. A ..... is a blood vessel that carries blood away from the heart A) Vein. B) Artery. C) Capillary. D) Blood vessel. Show Answer Correct Answer: B) Artery. 45. Longest section of the aorta, beginning at the diaphragm and spanning the abdominal cavity A) Thoracic aorta. B) Abdominal aorta. C) Ascending aorta. D) Pulmonary circuit. Show Answer Correct Answer: B) Abdominal aorta. 46. What condition occurs when the blood lacks hemoglobin, which allows oxygen to bind to red blood cells? A) Leukemia. B) Heart Attack. C) Anemia. D) Hypertension. Show Answer Correct Answer: C) Anemia. 47. A normal count for thrombocytes is 5-9 thousand. A) False. B) True. Show Answer Correct Answer: A) False. 48. The relaxation phase of the heart. A) Tachycardia. B) Fibrillation. C) Systole. D) Diastole. Show Answer Correct Answer: D) Diastole. 49. ....., the liquid part of blood, is mostly made of water. A) Plasma. B) Platelets. C) Lymph. D) Hemoglobin. Show Answer Correct Answer: A) Plasma. 50. Which type of white blood cell releases histamine and heparin? A) Basophil. B) Eosinophil. C) Lymphocyte. D) Neutrophil. Show Answer Correct Answer: A) Basophil. 51. Which of the following blood vessels/heart chambers contains blood that has more oxygen? A) Superior Vena Cava. B) Aorta. C) Right Ventricle. D) Inferior Vena Cava. E) Pulmonary Artery. Show Answer Correct Answer: B) Aorta. 52. Valves are present in A) A-Veins. B) B-Heart. C) Both A & B. D) None of them. Show Answer Correct Answer: C) Both A & B. 53. Why is yeast used in bread-making? A) A Aerobic respiration produces alcohol. B) C Anaerobic respiration produces alcohol. C) B Aerobic respiration produces carbon dioxide. D) D Anaerobic respiration produces carbon dioxide. Show Answer Correct Answer: D) D Anaerobic respiration produces carbon dioxide. 54. Name that System:arteries A) More than one. B) Digestive. C) Circulatory. D) Respiratory. Show Answer Correct Answer: C) Circulatory. 55. A Double Circulatory System is a double loop in which blood flows: A) Heart $\rightarrow$; Lungs $\rightarrow$ ; Body $\rightarrow$; Heart. B) Heart $\rightarrow$; Lungs $\rightarrow$ Heart $\rightarrow$; Body $\rightarrow$; Heart. C) Heart $\rightarrow$; Lungs $\rightarrow$ Heart $\rightarrow$; Body. D) Lungs $\rightarrow$ Heart $\rightarrow$; Body $\rightarrow$; Heart. Show Answer Correct Answer: B) Heart $\rightarrow$; Lungs $\rightarrow$ Heart $\rightarrow$; Body $\rightarrow$; Heart. 56. What layer of the heart muscle is most superficial? A) Pericardium. B) Myocardium. C) Endocardium. D) Epicardium. Show Answer Correct Answer: A) Pericardium. 57. A scientist pumps water to the vena cava of a dissected pig heart. Where will the water go? A) Pulmonary vein. B) Vena cava. C) Aorta. D) Pulmonary artery. Show Answer Correct Answer: D) Pulmonary artery. 58. The pressure exerted by roots towards xylem is called..... A) Xylem pressure. B) Root hair pressure. C) Root pressure. D) Pressure. Show Answer Correct Answer: C) Root pressure. 59. Which code is assigned for unspecified Type One Acute Myocardial Infarction? A) Ouch. A. B) I21.9. C) I21.4. D) I21.3. Show Answer Correct Answer: D) I21.3. 60. Transports oxygenated blood to the body A) Aorta. B) Vena cava. Show Answer Correct Answer: A) Aorta. ← 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