This quiz works best with JavaScript enabled. Home > Science > Biology > Circulatory System – Quiz 70 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 70 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. A deposit of fatty or fibrous material in a blood vessel wall. A) Cholesterol. B) Fat. C) Plaque. D) Platelets. Show Answer Correct Answer: C) Plaque. 2. It is another term for red blood cells. A) Erythrocytes. B) Leucocytes. C) Thrombocytes. D) Plasma. Show Answer Correct Answer: A) Erythrocytes. 3. These blood vessels (pipes) are where blood cells (delivery trucks) pick up AND drop off their cargo (oxygen, water, carbon dioxide, glucose) A) Veins. B) Arteries. C) Capillaries. D) None of above. Show Answer Correct Answer: C) Capillaries. 4. These blood cells clot your blood. A) Platelets. B) Red blood cells. C) White blood cells. D) Epithelial cells. Show Answer Correct Answer: A) Platelets. 5. It has the power that propels blood through the blood vessels A) Heart. B) Arteries. C) Veins. D) Capillaries. Show Answer Correct Answer: A) Heart. 6. Arteries take blood away from the heart. A) TRUE. B) FALSE. Show Answer Correct Answer: A) TRUE. 7. The blood vessels that emerge from the heart are called ..... A) Arteries. B) Veins. C) Blood capillaries. D) None of above. Show Answer Correct Answer: A) Arteries. 8. What vocabulary word means a tiny blood vessel where substances between the blood and body cells? A) Artery. B) Vein. C) Capillary. D) None of above. Show Answer Correct Answer: C) Capillary. 9. In which system of the body does the heart belong to? A) Nervous system. B) Circulatory system. C) Skeletal system. D) Digestive system. Show Answer Correct Answer: B) Circulatory system. 10. The function of the left ventricle is to deliver A) Deoxygenated blood to the pulmonary artery. B) Deoxygenated blood to the pulmonary vein. C) Oxygenated blood to the aorta. D) Oxygenated blood to the left atrium. Show Answer Correct Answer: C) Oxygenated blood to the aorta. 11. The heart wall is composed of ..... layers of tissue. A) 1. B) 2. C) 3. D) 4. Show Answer Correct Answer: C) 3. 12. The blood component, platelets, job is what? A) Fight infection. B) Carry oxygen. C) Blood clotting. D) Carry nutrients. Show Answer Correct Answer: C) Blood clotting. 13. RBC does not contain nucleus? A) True. B) False. Show Answer Correct Answer: A) True. 14. A boy is bitten by a venomous snake on his left leg. Poison gets to his heart through the: A) Pulmonary vein. B) Left subclavian artery. C) Inferior vena cava. D) Superior vena cava. Show Answer Correct Answer: C) Inferior vena cava. 15. Composed of a layer of endothelium A) Arteries (pulses) [6]. B) Venous Vessels (Back) [6]. C) Capillaries [5]. D) None of above. Show Answer Correct Answer: C) Capillaries [5]. 16. Heart contains valves to ..... A) Separate the two sides. B) To prevent mixing blood. C) To allow blood flows in one direction. D) None of above. Show Answer Correct Answer: C) To allow blood flows in one direction. 17. In most arteries you would find ..... A) Oxygenated blood. B) Deoxygenated blood. Show Answer Correct Answer: A) Oxygenated blood. 18. What type of muscle is the heart made of? A) Smooth. B) Skeletal. C) Cardiac. D) Contracted. Show Answer Correct Answer: C) Cardiac. 19. Small, rounded masses of lymphatic tissue located in the pharynx and in the passage from the mouth to the pharynx A) Lymph nodes. B) Thymus. C) Spleen. D) Tonsils. Show Answer Correct Answer: D) Tonsils. 20. Which side of the heart receives oxygen rich blood? A) Right. B) Left. C) Both. D) Niether. Show Answer Correct Answer: B) Left. ← 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