This quiz works best with JavaScript enabled. Home > Science > Biology > Circulatory System – Quiz 395 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 395 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The other name for trachea is ..... A) Food pipe. B) Wind pipe. C) Lung. D) Heart. Show Answer Correct Answer: B) Wind pipe. 2. A fish's heart has ..... chambers. A) 1. B) 2. C) 3. D) 4. Show Answer Correct Answer: B) 2. 3. Is the heart able to increase in size and strength like a normal muscle? A) Yes. B) No. Show Answer Correct Answer: A) Yes. 4. The chamber which pumps oxygenated blood to all parts of the body A) Left auricle. B) Left ventricle. C) Right auricle. D) Right ventricle. Show Answer Correct Answer: B) Left ventricle. 5. Is involved in conveying the impulses resulting in the contraction of the myocardial walls A) Myocardial Contraction. B) Electrophysiology System. Show Answer Correct Answer: B) Electrophysiology System. 6. Organ that pumps blood throughout the body A) Circulatory system. B) Lungs. C) Heart. D) Brain. Show Answer Correct Answer: C) Heart. 7. What dose the blood Cary? A) Oxygen and carbon dioxide. B) Carbon dioxide and h2o. C) Oxygen and h2o. D) Oxygen, carbon dioxide and oxygen. Show Answer Correct Answer: D) Oxygen, carbon dioxide and oxygen. 8. What is the sequence of events in the transmission of an impulse through the heart muscle? a:AV node b:AV bundle (bundle of His) c:SA node d:Through the atria (junctional fibers) e:Through the ventricles f:Bundle branches g:Purkinje fibers A) D, b, a, c, f, g, e. B) C, d, a, b, f, g, e. C) B, a, d, c, f, g, e. D) F, g, d, c, b, a, e. Show Answer Correct Answer: B) C, d, a, b, f, g, e. 9. What is the main function of red blood cells? A) Carry carbon dioxide away from the cells. B) Protect against disease and harmful bacteria; produce antibodies. C) Carry oxygen to the cells. D) Involved in the clotting process of the blood following an injury. Show Answer Correct Answer: C) Carry oxygen to the cells. 10. What happens in coronary circulation A) Circulation to the heart. B) Circulation to the body. C) Circulation to the lungs. D) Circulation to small intestine. Show Answer Correct Answer: A) Circulation to the heart. 11. The diaphragm, trachea, and alveoli are part of the ..... system. A) Respiratory. B) Circulatory. C) Digestive. D) Endocrine. Show Answer Correct Answer: A) Respiratory. 12. It is a thin walled. A) Ventricles. B) Tricuspid Valve. C) Atria. D) Valve. Show Answer Correct Answer: C) Atria. 13. What is true about platelets? A) They are attracted to wounds. B) They contain haemoglobin. C) They produce antibodies. D) They are cells. Show Answer Correct Answer: A) They are attracted to wounds. 14. How many times does the heart beat per minute? A) Between 6 to 10 times. B) Between 150 to 200 times. C) Between 60 t0 100 times. D) None of above. Show Answer Correct Answer: C) Between 60 t0 100 times. 15. It is a tube supported by a series of cartilage rings and divided into two bronchi, one enters into the left lung and the other into the right lung. A) Larynx. B) Pharynx. C) Trachea. D) Bronchioles. Show Answer Correct Answer: C) Trachea. 16. What is another name for the heart? A) Antibody. B) Artery. C) Cardiac muscle. D) Oxygen. E) Platelet. Show Answer Correct Answer: C) Cardiac muscle. 17. The respiratory system is responsible for our ..... A) Breathing. B) Muscle movement. C) Controlling our body. D) None of above. Show Answer Correct Answer: A) Breathing. 18. Which major blood vessel carries deoxygenated blood to the lungs? A) Vena Cava. B) Pulmonary artery. C) Pulmonary veins. D) Aorta. Show Answer Correct Answer: B) Pulmonary artery. 19. What's the name of the circuit that transports oxygen-depleted blood? A) Systemic circuit. B) Aortic circuit. C) Lymphatic circuit. D) Pulmonary circuit. Show Answer Correct Answer: D) Pulmonary circuit. 20. Water-soluble nutrients leave the intestinal villi through the A) Hepatic portal system. B) Hepatic vein. C) Lymphatic capilalries. D) Capillary beds. Show Answer Correct Answer: A) Hepatic portal system. ← 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