This quiz works best with JavaScript enabled. Home > Science > Biology > Circulatory System – Quiz 483 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 483 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Cephalopods Have ..... A) Open Circulatory System. B) Closed Circulatory System. Show Answer Correct Answer: B) Closed Circulatory System. 2. A type of vessel which has a thick layer (three layers). A) Vein. B) Artery. C) Capillary. D) None of above. Show Answer Correct Answer: B) Artery. 3. The valve between left auricle and left ventricle is called A) Tricuspid valve. B) Septum. C) Bicuspid valve. D) None of above. Show Answer Correct Answer: C) Bicuspid valve. 4. Which ventricle pumps the oxygenated blood out of the body? A) Right ventricle. B) Left ventricle. Show Answer Correct Answer: B) Left ventricle. 5. Blood flowing in the veins cannot flow to the previous section because along the veins there are..... A) Valve. B) Arteries. C) Semilunar valves. D) Bicuspid valve. Show Answer Correct Answer: A) Valve. 6. Which of the following chambers of the heart pumps oxygenated blood to the rest of the body? A) Right atrium. B) Right ventricle. C) Left atrium. D) Left ventricle. Show Answer Correct Answer: D) Left ventricle. 7. Small flap of tissue that prevents blood from flowing backward A) Valve. B) Ventricle. C) Atrium. D) Pacemaker. Show Answer Correct Answer: A) Valve. 8. Which best describes the relationship between the nervous system and the muscular system. A) The nervous system provides nutrients to the muscular system. B) The nervous system controls the muscular system. C) The muscular system controls the nervous system. D) None of above. Show Answer Correct Answer: B) The nervous system controls the muscular system. 9. After going through the right ventricle, the next stop is the A) Pulmonary vein. B) Tricuspid valve. C) Pulmonary artery. D) Pulmonary valve. Show Answer Correct Answer: D) Pulmonary valve. 10. Which of the following is NOT the functions of circulatory system? A) Transporting oxygen from the lungs to the cells. B) Transporting carbon dioxide from the cells to the lungs. C) Collect heat around the body. D) Circulating hormones around the body from the glands where they are made to their target organs. Show Answer Correct Answer: C) Collect heat around the body. 11. This type of circulation is when blood travels between the heart and the remaining body. A) Systemic circulation. B) Renal circulation. C) Hepatic Portal circulation. D) Pulmonary circulation. Show Answer Correct Answer: A) Systemic circulation. 12. Arrange the size of the arteries from largest to smallest. A) AortaArteriesCapillariesArterioles. B) AortaArteriolesArteriesCapillaries. C) ArteriesAortaArteriolesCapillaries. D) AortaArteriesArteriolesCapillaries. Show Answer Correct Answer: D) AortaArteriesArteriolesCapillaries. 13. The proper sequence of blood from the heart to the cells of body is A) Aorta, arteries, arterioles, capillaries. B) Aorta, arterioles, arteries, capillaries. C) Aorta, capillaries, arterioles, arteries. D) Capillaries, arterioles, arteries, aorta. Show Answer Correct Answer: A) Aorta, arteries, arterioles, capillaries. 14. I will never forget this experience A) This experience is not forgotten by me. B) This experience would never be forgotten by me. C) This experience will never be forgotten by me. D) None of above. Show Answer Correct Answer: C) This experience will never be forgotten by me. 15. 44% of your blood is made up of what? A) Red Blood Cells. B) Plasma. C) White Blood Cells. D) Platelets. Show Answer Correct Answer: A) Red Blood Cells. 16. Which type of blood vessel has the thickest and most elastic wall? A) Vein. B) Artery. C) Capillary. D) None of above. Show Answer Correct Answer: B) Artery. 17. The kidneys have a shape of ..... A) S. B) I. C) O. D) J. Show Answer Correct Answer: D) J. 18. Which cell releases antibodies? A) Lymphocytes. B) Phagocytes. C) Erythrocytes. D) Platelets. Show Answer Correct Answer: A) Lymphocytes. 19. The system of the body that brings oxygen into the body and releases carbon dioxide. A) Circulatory system. B) Respiratory system. C) Muscular system. D) Excretory system. Show Answer Correct Answer: B) Respiratory system. 20. Lower chambers of the heart that pump blood out of the heart A) Ventricles. B) Arteries. C) Atrium. D) Capillaries. Show Answer Correct Answer: A) Ventricles. ← 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