This quiz works best with JavaScript enabled. Home > Science > Biology > Circulatory System – Quiz 649 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 649 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is the yellowish, liquid part of the blood that transports blood cells? A) Blood. B) Plasma. C) Platelets. D) Hemoglobin. Show Answer Correct Answer: B) Plasma. 2. What connects the larynx to the lungs? A) Trachea. B) Pharynx. C) Nasal cavity. D) Diaphragm. Show Answer Correct Answer: A) Trachea. 3. Which of the following is a health condition associated with the blood circulatory system? A) Kwashiorkor. B) Marasmus. C) Asthma. D) Atherosclerosis. Show Answer Correct Answer: D) Atherosclerosis. 4. Blood is one of the main organ of the circulatory system that circulates in different parts of the body. Which of the following is NOT a function of it? A) Carries waste products away. B) Balances the internal temperature of the body. C) Controls balance of chemicals in body. D) Produces acidic or basic substances at some chemical reactions. Show Answer Correct Answer: D) Produces acidic or basic substances at some chemical reactions. 5. The artery's color is ..... A) Blue. B) Green. C) Yellow. D) Red. Show Answer Correct Answer: D) Red. 6. The upper two chambers of the heart are the ..... and the ..... A) Right atrium, right ventricle. B) Left atrium, left ventricle. C) Right ventricle, left ventricle. D) Left atrium, right atrium. Show Answer Correct Answer: D) Left atrium, right atrium. 7. What vocabulary word means a blood vessel that carries blood back into the heart? A) Artery. B) Vein. C) Capillary. D) Blood vessel. Show Answer Correct Answer: B) Vein. 8. In which blood vessel would pressure be greatest? A) Arteries closest to the heart. B) Veins closest to the heart. C) Capillaries. D) Venules. Show Answer Correct Answer: A) Arteries closest to the heart. 9. What is the standardized mark for EKG? A) 20mm. B) 30mm. C) 10mm. D) 40mm. Show Answer Correct Answer: C) 10mm. 10. When one type of organism eats another; ..... is passed from one level to another. A) Food. B) Water. C) Energy. D) None of above. Show Answer Correct Answer: C) Energy. 11. Pulse rate of an adult human being is A) 60-100/minute. B) 80-120/minute. C) 50-60 /minute. D) 100-130/minute. Show Answer Correct Answer: A) 60-100/minute. 12. After the blood enters the final chamber of the heart, it is pumped out the heart to all other parts of the body A) TRUE. B) FALSE. Show Answer Correct Answer: A) TRUE. 13. If there is a blockage to a part of the heart, then a part of the ..... will die. A) Muscles. B) Veins. C) Arteries. D) Blood. Show Answer Correct Answer: A) Muscles. 14. What is the main muscle that belongs to the muscular system, but also plays a big role in respiration? (Located under the lungs and above the abdominal cavity) A) Diagram. B) Deltoids. C) Diaphragm. D) Triceps. Show Answer Correct Answer: C) Diaphragm. 15. How many times does the heart beat in the lifetime of 75years? A) 2.5 billion. B) 2.5 million. C) 250, 000. D) 3.5 billion. Show Answer Correct Answer: A) 2.5 billion. 16. Tools needed to take blood pressure A) Barometer. B) Sphygmomanometer. C) Periscope. D) Telescope. Show Answer Correct Answer: B) Sphygmomanometer. 17. Calculate the Cardiac output SV= 70 ml/beatHR = 75 beats/min A) Xl/from. B) Kh.akh for/of. C) Kh.kh.l/of. D) 35 l/min. Show Answer Correct Answer: B) Kh.akh for/of. 18. Substances that leaves the body's cell pass through ..... before entering a capillary A) Artery. B) Veins. C) Interstitial fluid. D) Lymphatic fluid. Show Answer Correct Answer: C) Interstitial fluid. 19. Valves opening and closing A) It makes the heartbeat sound we hear. B) It makes the blood circulate. C) It makes heart muscle contract. D) Prevents oxygen-rich and oxygen-poor blood from mixing in the heart. Show Answer Correct Answer: A) It makes the heartbeat sound we hear. 20. Which system permits blood to circulate and transports nutrients around the body? A) Nervous. B) Respiratory. C) Circulatory. D) Digestive. Show Answer Correct Answer: C) Circulatory. ← 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