This quiz works best with JavaScript enabled. Home > Science > Biology > Circulatory System – Quiz 664 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 664 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What organ system works directly with the circulatory system? A) Digestive. B) Skeletal. C) Respiratory. D) Excretory. Show Answer Correct Answer: C) Respiratory. 2. Damage to the cerebellum would most affect the career of A) An architect. B) A teacher. C) An athlete. D) A librarian. Show Answer Correct Answer: C) An athlete. 3. Which of the following chambers of the heart is largest and has the thickest myocardium? A) Left ventricle. B) Right ventricle. C) Right atrium. D) Left atrium. Show Answer Correct Answer: A) Left ventricle. 4. The average adult has nine to ten quarts of blood. A) True. B) False. Show Answer Correct Answer: B) False. 5. When the right atrium contracts what is the status of corresponding right ventricle? A) The ventricle dilates. B) The ventricle contracts. C) There is no change in the size of ventricles. D) Initially the ventricles contract and then relaxes. Show Answer Correct Answer: A) The ventricle dilates. 6. About how many times does your heart beat per minute? A) 20-60. B) 40-80. C) 60-100. D) 80-120. Show Answer Correct Answer: C) 60-100. 7. Blood is a ..... liquid that flows around the body in blood vessels A) Red. B) Green. C) Blue. D) White. Show Answer Correct Answer: A) Red. 8. What formed element plays a key role in coagulation? A) WBC. B) RBC. C) Platelets. D) Plasma. Show Answer Correct Answer: C) Platelets. 9. What type of blood enters the right side of the heart? A) Oxygenated blood. B) Deoxygenated blood. Show Answer Correct Answer: B) Deoxygenated blood. 10. The aorta is the ..... of all blood vessels A) Smallest. B) Largest. C) Thinnest. D) Slowest. Show Answer Correct Answer: B) Largest. 11. Which state(s) of matter does diffusion occur in? A) Liquid. B) Freezing. C) Solid. D) All of the choices. Show Answer Correct Answer: A) Liquid. 12. ..... supplies nutrients and oxygen to those places where the blood does not reach. A) Plasma. B) Serum. C) Capillaries. D) Lymph. Show Answer Correct Answer: D) Lymph. 13. The deoxygenated blood leaves the right ventricle and enters the pulmonary artery and goes to the ..... which is the primary respiratory organ? A) Lungs. B) Pulmonary vein. C) Right ventricle. D) Aorta. Show Answer Correct Answer: A) Lungs. 14. Which is plasma in your blood composed of A) 90% water. B) Glucose, amino acids and vitamins. C) Gases, minerals and hormones. D) All answers are correct. Show Answer Correct Answer: D) All answers are correct. 15. The fluid from the blood capillary that is formed in the spaces between the cells is known ..... A) Interstitial fluid. B) Blood. C) Lymph. D) Plasma. Show Answer Correct Answer: A) Interstitial fluid. 16. James is having a fever. Which of these blood counts in James is high? A) Red blood cells. B) White blood cells. C) Plasma. D) Platelet. Show Answer Correct Answer: B) White blood cells. 17. Which is the correct pathway that blood takes as it leaves the heart, circulates throughout the body, and returns to the heart? A) Arterioles, arteries, venules, veins, capillaries. B) Veins, venules, capillaries, arteries, arterioles. C) Arterioles, arteries, capillaries, veins, venules. D) Arteries, arterioles, capillaries, venules, veins. Show Answer Correct Answer: D) Arteries, arterioles, capillaries, venules, veins. 18. The heart is a pump usually beating about 100 to 200 times per minute. A) True. B) False. C) My heart only beat when I meet him. D) My dog ate my heart. Show Answer Correct Answer: B) False. 19. What is arteriosclerosis? A) Narrowing of arteries leading to low blood pressure. B) Narrowing of arteries leading to high blood pressure. C) Widening of arteries leading to high blood pressure. D) Widening of arteries leading to low blood pressure. Show Answer Correct Answer: B) Narrowing of arteries leading to high blood pressure. 20. What percent of the blood is plasma? A) Less than 1%. B) 45%. C) 55%. D) None of above. Show Answer Correct Answer: C) 55%. ← 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