This quiz works best with JavaScript enabled. Home > Science > Biology > Circulatory System – Quiz 270 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 270 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. A telescope is a device used to listen to the heart, intestines, lungs, & blood vessels? A) TRUE. B) FALSE. Show Answer Correct Answer: B) FALSE. 2. ..... transports sugar, proteins, and other organic materials. A) Xylem. B) Phloem. C) Stoma. D) Spongy mesophyll. Show Answer Correct Answer: B) Phloem. 3. The inner most layer or COVERING of the heart is called the A) Myocardium. B) Parietal pericardium. C) Visceral pericardium. D) Pericardium. Show Answer Correct Answer: C) Visceral pericardium. 4. What is low blood pressure called? A) Hypertension. B) Diastolic pressure. C) Hypotension. D) Systolic pressure. Show Answer Correct Answer: C) Hypotension. 5. The two reactants of cellular respiration are oxygen and glucose. A) True. B) False. Show Answer Correct Answer: A) True. 6. The correct order of blood flow in the large blood circulation..... A) Right room-whole body-left vestibule. B) Right chamber-lungs.-left vestibule. C) Left room-whole body-right vestibule. D) Left chamber-lungs-right atrium. Show Answer Correct Answer: C) Left room-whole body-right vestibule. 7. The patient notices that he has been bruising easily. Laboratory studies indicate that his blood clots very slowly. It is suspected that this patient might have what condition A) Sickle cell anemia. B) Hemophilia. C) A thrombus. D) Leukemia. Show Answer Correct Answer: B) Hemophilia. 8. Why are animals important to an ecosystem? A) They produce oxygen. B) They eat bacteria. C) The produce carbon dioxide. D) They help break down dead plants. Show Answer Correct Answer: C) The produce carbon dioxide. 9. What is the best way to maintain a healthy heart? A) Smoke regularly. B) Exercise daily and eat a balanced diet. C) Spend most of the day sitting. D) Eat fast food every day. Show Answer Correct Answer: B) Exercise daily and eat a balanced diet. 10. ) RBC has a nucleus and mitochondria2.) Can live for 120 days A) Both statements are true. B) Both statements are false. C) 1st statement is true, 2nd statement is false. D) 1st statement is false, 2nd statement is true. Show Answer Correct Answer: D) 1st statement is false, 2nd statement is true. 11. Which side of the heart pumps oxygen-rich blood to the rest of the body? A) Right. B) Left. C) Top. D) Bottom. Show Answer Correct Answer: B) Left. 12. From the right ventricle the blood goes to the lungs through the ..... A) Pulmonary artery. B) Aorta. C) Pulmonary vein. D) None of above. Show Answer Correct Answer: A) Pulmonary artery. 13. The following are parts of the Respiratory system EXCEPT. A) Lungs. B) Trachea. C) Heart. D) Alveoli. Show Answer Correct Answer: C) Heart. 14. The coronary pathway of the circulatory system is used to A) Bring blood to and from the lungs. B) Bring blood to and from the body. C) Bring blood to and from the heart muscles. D) Bring blood to and from the brain. Show Answer Correct Answer: C) Bring blood to and from the heart muscles. 15. Blood cell that protect the body against infection A) Platelets. B) Plasma. C) Hemoglobin. D) White Blood Cells. E) Blood. Show Answer Correct Answer: D) White Blood Cells. 16. Are tubes that are lined with C-shaped cartilage rings that lead to the bronchi A) Lungs. B) Trachea. C) Bronchi. D) Pharynx. E) Alveoli. Show Answer Correct Answer: B) Trachea. 17. What are the gases that are exchanged in the lungs? A) Nitrogen and Oxygen. B) Water and Oxygen. C) Oxygen and Carbon Dioxide. D) Carbon Dioxide and Water. Show Answer Correct Answer: C) Oxygen and Carbon Dioxide. 18. Which of the following is the correct order of the intrinsic conduction system? A) AV NODE-SA NODE-PURKINJE FIBERS-BUNDLES OF HIS. B) SA NODE-AV NODE-PURKINJE FIBERS-BUNDLES OF HIS. C) SA NODE-AV NODE-BUNDLES OF HIS-PURKINJE FIBERS. D) AV NODE-SA NODE-BUNDLES OF HIS-PURKINJE FIBERS. Show Answer Correct Answer: C) SA NODE-AV NODE-BUNDLES OF HIS-PURKINJE FIBERS. 19. The organ which is domed shape located below the lungs and primary muscle used in respiration A) Diaphragm. B) Lungs. C) Bronchi. D) Heart. Show Answer Correct Answer: A) Diaphragm. 20. Which type of muscle tissue makes up the heart? A) Skeletal Muscle Tissue. B) Smooth Muscle Tissue. C) Cardiac Muscle Tissue. D) Carnivorous Muscle Tissue. Show Answer Correct Answer: C) Cardiac Muscle Tissue. ← PreviousNext →Related QuizzesScience QuizzesCirculatory System Quiz 1Circulatory System Quiz 2Circulatory System Quiz 3Circulatory System Quiz 4Circulatory System Quiz 5Circulatory System Quiz 6Circulatory System Quiz 7Circulatory System Quiz 8Circulatory System Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books