This quiz works best with JavaScript enabled. Home > Science > Biology > Circulatory System – Quiz 202 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 202 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What does the circulatory system rely on? A) Nervous system. B) Brain. C) Endocrine system. D) Respiratory system. Show Answer Correct Answer: A) Nervous system. 2. The bottom chambers of the heart are called the: A) Atrium. B) Ventricles. Show Answer Correct Answer: B) Ventricles. 3. Covers your "windpipe" when you swallow so food doesn't get into the lungs A) Trachea. B) Septum. C) Patella. D) Epiglottis. Show Answer Correct Answer: D) Epiglottis. 4. Which of the following, found ONLY in plant cells, provides structure? A) Cell wall. B) Chloroplast. C) Mitochondria. D) Vacuoles. Show Answer Correct Answer: A) Cell wall. 5. This part of the heart opens and closes to make sure blood flows in the right direction A) Arteries. B) Atriums. C) Valves. D) Chambers. Show Answer Correct Answer: C) Valves. 6. True or false:Arteries always carry oxygenated blood. A) True. B) False. Show Answer Correct Answer: B) False. 7. During a school trip to a wildlife reserve, Benjamin, Arjun, and Charlotte observed various animals. They noticed a particular interaction between two species. Which of the following could be an example of a predator-prey relationship they might have observed? A) Eagles and mice. B) Sharks and fish. C) Lions and zebras. D) Wolves and rabbits. Show Answer Correct Answer: C) Lions and zebras. 8. What delivers food and oxygen to all parts of the body? A) Arteries. B) Veins. C) Blood. D) "The chickens brothers. Show Answer Correct Answer: C) Blood. 9. Superior vena cava returns blood from the ..... body. Inferior vena cava returns blood from the ..... body. A) Lower, upper. B) Upper, lower. C) Atrium in the, ventricle in the. D) Ventricle in the, atrium in the. Show Answer Correct Answer: B) Upper, lower. 10. Vesalius found that the human breastbone is split into three sections. What did Galen say about the human breastbone? A) It was one solid piece. B) It was split up into 9 sections. C) It was split up into 7 sections. D) It was made of cartilage. Show Answer Correct Answer: C) It was split up into 7 sections. 11. The heart is the same size of your ..... A) Feet. B) Fist. C) Neck. D) Nose. Show Answer Correct Answer: B) Fist. 12. Blood pressure measured when the ventricles are relaxed A) Diastolic. B) Pulse. C) Venous return. D) Systolic. Show Answer Correct Answer: A) Diastolic. 13. Students investigated changes in heart rate before and during exercise. The heart rate of a student was measured at three different times, as shown in the table.Which statement BEST explains the increase in heart rate? A) Cells required more nutrients over time. B) Cells required more water to regulate temperature. C) Cells needed more oxygen as the exercise became more strenuous. D) Cells needed to produce more protein to build muscle during the exercise. Show Answer Correct Answer: C) Cells needed more oxygen as the exercise became more strenuous. 14. What is hemophilia? A) A genetic disorder that affects blood clotting. B) A genetic disorder that affects blood flow. C) A genetic disorder that leads to sickle shaped blood cells. D) It is another name for blood clotting. Show Answer Correct Answer: A) A genetic disorder that affects blood clotting. 15. Blood flows through your ..... to top up its oxygen levels. A) Lungs. B) Small intestine. C) Cells. D) None of above. Show Answer Correct Answer: A) Lungs. 16. What does the figure represent? A) Food chain. B) Habitat. C) Food web. D) A cycle. Show Answer Correct Answer: C) Food web. 17. In fish, the blood that leaves the heart will travel to which part of the body? A) Brain. B) Dorsal fin. C) Stomach. D) Gills. Show Answer Correct Answer: D) Gills. 18. Where are materials exchanged between the body cells and blood vessels: A) Arteries. B) Veins. C) Venules. D) Capillaries. Show Answer Correct Answer: D) Capillaries. 19. Femoral arteries and veins carry blood to and from the? A) Arms. B) Thighs. C) Fingers. D) Head. E) The heart. Show Answer Correct Answer: B) Thighs. 20. The average human heart rate is ..... BPM. A) 40-50. B) 60-72. C) 35-45. D) None of above. Show Answer Correct Answer: B) 60-72. ← 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