This quiz works best with JavaScript enabled. Home > Science > Biology > Circulatory System – Quiz 470 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 470 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Blood is not warm, so it does not help to keep your body warm A) True. B) False. Show Answer Correct Answer: B) False. 2. The heart is a muscle the size of your A) Fist. B) Hand. C) Foot. D) Five fingers. Show Answer Correct Answer: A) Fist. 3. The circulatory system is made up of which of the following parts? A) Brain, nerves and spinal cord. B) Cells, lungs and heart. C) Heart, blood vessels and blood. D) Skin, tissues and muscles. Show Answer Correct Answer: C) Heart, blood vessels and blood. 4. Name the type of blood vessel that transports blood away from the heart. A) Vein. B) Artery. C) Capillary. D) Vena cava. Show Answer Correct Answer: B) Artery. 5. These cells play a vital role in defending the body against infection A) Leucocytes. B) Erythrocytes. C) Blastocytes. D) Plasmacytes. Show Answer Correct Answer: A) Leucocytes. 6. Which part of the heart pumps blood into the lungs through the pulmonary track? A) R atrium. B) 50 court. C) R ventricle. D) L ventricle. Show Answer Correct Answer: C) R ventricle. 7. The main function of red blood cells is ..... A) Defend our body. B) Transpor water for the body. C) Transport oxygen for our body. D) Transport carbon dioxide for the body. Show Answer Correct Answer: C) Transport oxygen for our body. 8. What makes up the circulatory system? A) The lungs and the digestive tract. B) The brain. C) The liver and the pancreas. D) The heart and blood vessels. Show Answer Correct Answer: D) The heart and blood vessels. 9. Arteries? They are usually seen as red in pictures to show they are carrying carry oxygenated blood. A) A tubular structure carrying blood through the tissues and organs; a vein, artery, or capillary. B) Smaller blood vessels, they're about the size of one piece of hair. C) Carry oxygen and nutrients away from your heart to your body's tissues. D) None of above. Show Answer Correct Answer: C) Carry oxygen and nutrients away from your heart to your body's tissues. 10. What is transpiration? A) Excess water being released from the leaves. B) Excess sugar being released from the leaves. C) The way a plant makes its food. D) When the plant uses sugar for energy. Show Answer Correct Answer: A) Excess water being released from the leaves. 11. Which pressure is highest at the arteriole end of the capillary bed? A) Oncotic pressure. B) Oncostatic pressure. C) Hydrostatic pressure. D) Water potential. Show Answer Correct Answer: C) Hydrostatic pressure. 12. These blood vessels always carry blood away from the heart. A) Ventricles. B) Arteries. C) Atria. D) Veins. Show Answer Correct Answer: B) Arteries. 13. Blood carries ....., ....., and ..... to our body. A) Nutrients, oxygen, sugars. B) Carbon dioxide, vitamins, salt. C) Vitamin K, rice, sugar. D) None of above. Show Answer Correct Answer: A) Nutrients, oxygen, sugars. 14. How long does it take for blood to travel around our whole body? A) 5 minutes. B) 20 seconds. C) 1 minute. D) 40 seconds. Show Answer Correct Answer: B) 20 seconds. 15. Another name for bicuspid valve..... A) Tricuspid valve. B) Pulmonary valve. C) Bicuspid valve. D) None is none. Show Answer Correct Answer: D) None is none. 16. Gas exchange occurs between the thin walls of the ..... and ..... A) Tissue; Alveoli. B) Bronchi; Capillaries. C) Bronchi; Bronchioles. D) Alveoli; Capillaries. Show Answer Correct Answer: D) Alveoli; Capillaries. 17. A hematologist would MOST LIKELY treat someone with: A) Myocardial infarction. B) Arrhythmia. C) Anemia. D) Varicose veins. Show Answer Correct Answer: C) Anemia. 18. Which component of blood is responsible for carrying oxygen? A) Red blood cell. B) White blood cell. C) Platelets. D) Plasma. Show Answer Correct Answer: A) Red blood cell. 19. The muscular organ that pumps blood around the body A) Lung. B) Vein. C) Heart. D) Heart Chamber. Show Answer Correct Answer: C) Heart. 20. Lymphatic system runs parallel to..... A) Arterial system. B) Venous system. C) Both. D) None is none. Show Answer Correct Answer: B) Venous 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