This quiz works best with JavaScript enabled. Home > Science > Biology > Circulatory System – Quiz 704 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 704 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Plasma is 90% ..... and is beige in colour. Plasma contains digested food, chemicals, and waste products. These substances are carried to and from the cells by the plasma. A) Red blood cells. B) Platelets. C) Water. D) Minerals. Show Answer Correct Answer: C) Water. 2. What is a capillaries? A) Where arterioles and venules meet. B) Where valves and arterioles meet. C) Where veins and arterioles meet. D) Where arteries and arterioles meet. Show Answer Correct Answer: A) Where arterioles and venules meet. 3. What is the shape of a normal red blood cell? A) Convex. B) Tubular. C) Sickle-shaped. D) Biconcave. Show Answer Correct Answer: D) Biconcave. 4. The beating sound of our heart is caused by A) The valves opening and closing. B) The aorta pumping the blood to the rest of the body. C) The pulmonary arteries pumping blood to the lungs. D) The pulmonary vein pumping blood to the left atrium. Show Answer Correct Answer: A) The valves opening and closing. 5. What blood type has anti-B antibodies? A) Type A. B) Type B. C) Type AB. D) Type O. Show Answer Correct Answer: A) Type A. 6. What role do platelets play in the circulatory system? A) They transport oxygen to the cells. B) They digest food particles. C) They help blood clot, aiding in wound healing. D) They fight against disease and infection. Show Answer Correct Answer: C) They help blood clot, aiding in wound healing. 7. The passageway that is shared by both the digestive and respiratory system is the ..... A) Larynx. B) Pharynx. C) Trachea. D) Nose. Show Answer Correct Answer: B) Pharynx. 8. Humans use the ..... circulatory system. A) Open. B) Single. C) Double. D) Triple. Show Answer Correct Answer: C) Double. 9. The circulatory system is often described as A) A restaurant. B) A delivery service. C) A waste treatment plant. D) A school. Show Answer Correct Answer: B) A delivery service. 10. The average "healthy" blood pressure is ..... / ..... A) 140/60. B) 110/30. C) 120/80. D) 155/80. Show Answer Correct Answer: C) 120/80. 11. Circulation to all tissues except lungs and heart A) Ventricles. B) Blood Pressure. C) Systemic. D) Pulmonary. Show Answer Correct Answer: C) Systemic. 12. All mammals have a cardiovascular system with ..... A) A heart and blood vessels. B) A heart and lungs. C) Blood vessels and lymph nodes. D) Capillaries and a nerve net. Show Answer Correct Answer: A) A heart and blood vessels. 13. Allow blood clotting, refers to: A) White blood cells. B) Red blood cells. C) Platelets. D) None of above. Show Answer Correct Answer: C) Platelets. 14. Which symptom is caused by breathing in unclean air into the body? Then the body tries to expel foreign objects from the body. By breathing in deeply and exhaling immediately. 2. Which symptom is breathing violently to prevent foreign objects from entering the larynx and trachea? Your body will tell you to breathe in long and exhale forcefully. A) 1. Sneezing 2. Hiccuping. B) 1. Sneezing 2. Coughing. C) 1. Coughing 2. Hiccuping. D) 1. Coughing 2. Sneezing. Show Answer Correct Answer: B) 1. Sneezing 2. Coughing. 15. The ..... ventricle sends deoxygenated blood to the lungs for oxygenation through pulmonary artery A) Right. B) Left. Show Answer Correct Answer: B) Left. 16. The arteries carry ..... A) Oxygen-rich blood. B) Water. C) Sugar solution. D) Carbondioxide rich blood. Show Answer Correct Answer: A) Oxygen-rich blood. 17. The nervous system consists of only one part A) True. B) False. Show Answer Correct Answer: B) False. 18. What is one thing blood carries? A) The brain. B) Oxygen. Show Answer Correct Answer: B) Oxygen. 19. The atrioventricular valve on the side of the heart that receives the superior vena cava is the ..... valve. A) Aortic Semilunar. B) Pulmonary Semilunar. C) Tricuspid. D) Bicuspid. Show Answer Correct Answer: C) Tricuspid. 20. Which of the following chambers of the heart release deoxygenated blood from the heart? A) Right ventricle. B) Left ventricle. C) Right atrium. D) None of above. Show Answer Correct Answer: A) Right ventricle. ← 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