This quiz works best with JavaScript enabled. Home > Science > Biology > Circulatory System – Quiz 12 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 12 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is the function of the hair in our nostrils? A. To trap dust and other pollutants in the air that we breathe in and prevent them from entering our lungs.B. To prevent germs from entering our lungs.C. To take in more oxygen for the lungs.D. To warm the air that we breathe in. A) A. B) A and B. C) C and D. D) A, B and D. Show Answer Correct Answer: B) A and B. 2. Where does the heart BEGIN work from? A) Left atrium. B) Right atrium. Show Answer Correct Answer: B) Right atrium. 3. This blood vessel has valves to prevent the back flow of blood. A) Veins. B) Capillaries. C) Arteries. D) None of above. Show Answer Correct Answer: A) Veins. 4. The heart has three main chambers. A) True. B) False. Show Answer Correct Answer: B) False. 5. ..... are abnormal sounds during your heartbeat cycle-such as whooshing or swishing-made by turbulent blood in or near your heart. A) Arrhythmia. B) Atherosclerosis. C) Heart murmurs. D) Hypertension. E) Hypotension. Show Answer Correct Answer: C) Heart murmurs. 6. What is the primary function of white blood cells? A) Fight infection. B) Carry oxygen. C) Clot blood. D) Carry nutrients. Show Answer Correct Answer: A) Fight infection. 7. Which one is not a function of the blood? A) Produce hormones. B) Distribute oxygen. C) Remove wastes. D) Control the water content in the body. Show Answer Correct Answer: A) Produce hormones. 8. Chambers of heart fill with blood A) Diastole. B) Systole. Show Answer Correct Answer: A) Diastole. 9. The technical name for red blood cells is? A) Thrombocyte. B) Erythrocyte. C) Leukocyte. D) Monocyte. Show Answer Correct Answer: B) Erythrocyte. 10. How many systems are in the circulatory system? A) Threee. B) Tree. C) 3. D) Thre. Show Answer Correct Answer: C) 3. 11. This type of blood cell is responsible for fighting disease. A) Red blood cell. B) Plasma. C) White blood cell. D) None of above. Show Answer Correct Answer: C) White blood cell. 12. The most common pulse site for checking a pulse is ..... A) The temporal artery. B) Brachial artery. C) The radial artery. D) The carotid artery. Show Answer Correct Answer: C) The radial artery. 13. Heart rate in dairy cows How many times/minute? A) 32-44. B) 60-70. C) 70-80. D) 60-80. Show Answer Correct Answer: B) 60-70. 14. What is the chemical equation for anaerobic respiration? A) Glucose + Oxygen $\rightarrow$ Carbon dioxide + Water + Energy. B) Oxygen + Carbon dioxide + Energy $\rightarrow$ Glucose + Water. C) Glucose $\rightarrow$ Lactic acid + energy. D) None of above. Show Answer Correct Answer: C) Glucose $\rightarrow$ Lactic acid + energy. 15. What is one of the main functions of the large intestine? A) To break down proteins. B) To absorb water. C) To break down fats. D) To produce bile. Show Answer Correct Answer: B) To absorb water. 16. The number of heartbeats at rest is about ..... beats per minute. A) 20. B) 50. C) 70. D) 100. Show Answer Correct Answer: C) 70. 17. What do the blood vessels do? A) They carry blood towards, and away from the heart. B) Carry the blood away from the heart. C) Carry the blood back to the heart. D) None of above. Show Answer Correct Answer: A) They carry blood towards, and away from the heart. 18. Which blood vessels do body cells get food and oxygen from? A) Capillaries. B) Arteries. Show Answer Correct Answer: A) Capillaries. 19. Blood is carried back to your heart in little tubes called ..... A) Veins. B) Arteries. C) Capillaries. D) None of above. Show Answer Correct Answer: A) Veins. 20. Is the red liquid that circulates in your body A) White blood cells. B) Red blood cells. C) Plasma. D) Blood. E) Transportation path. Show Answer Correct Answer: D) Blood. ← 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