This quiz works best with JavaScript enabled. Home > Science > Biology > Circulatory System โ Quiz 459 ๐ Homepage ๐ Download PDF Books ๐ Premium PDF Books Circulatory System Quiz 459 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is a normal blood pressure reading? A) 120/80. B) 140/90. C) 160/100. D) None of above. Show Answer Correct Answer: A) 120/80. 2. This happens when the ventricles contract to send blood out: A) Systole. B) Diastole. Show Answer Correct Answer: A) Systole. 3. The red blood cells contain hemoglobins? A) True. B) False. Show Answer Correct Answer: A) True. 4. Large, dome like muscle under your lungs A) Lungs. B) Trachea. C) Diaphragm. D) Alveoli. Show Answer Correct Answer: C) Diaphragm. 5. Part of both the respiratory and the circulatory system (may have multiple answers) A) Arteries. B) Veins. C) Capillaries. D) Alveoli. Show Answer Correct Answer: C) Capillaries. 6. Once the blood has been through the lungs and re-enters the heart, how is it described? A) Deoxygenated. B) Contaminated. C) Oxygenated. D) Coagulated. Show Answer Correct Answer: C) Oxygenated. 7. Gets rid of bacteria and destroys them A) Red blood cells. B) White blood cells. C) Platelets. D) Plasma. Show Answer Correct Answer: B) White blood cells. 8. Which side of the heart contains oxygen rich blood A) Top. B) Left. C) Bottom. D) Right. Show Answer Correct Answer: B) Left. 9. One function of the circulatory system is to? A) Transport oxygen, blood cells, nutrients, and hormones to the tissues of the body. B) Suspended in this liquid are blood cells. C) Transports these blood cells throughout the body. D) Breaking down sugars and fats in cells. Show Answer Correct Answer: A) Transport oxygen, blood cells, nutrients, and hormones to the tissues of the body. 10. Which of the following components, when increased, is LEAST likely to result in an increase in heart rate? A) PH. B) Salt. C) Water. D) Adrenaline. Show Answer Correct Answer: C) Water. 11. IDENTIFY PART N A) INFERIOR VENA CAVA. B) RIGHT VENTRICLE. C) LEFT VENTRICLE. D) SEPTUM. E) TRICUSPID VALVE. Show Answer Correct Answer: D) SEPTUM. 12. Vein that collects blood from head and neck..... A) Inferior vena cava is the inferior vena cava. B) Aorta. C) Artery เฐงเฐฎเฐจเฐฟ. D) Superior vena cava Urdva Brihatsira. Show Answer Correct Answer: D) Superior vena cava Urdva Brihatsira. 13. The blood vessels with the largest blood volume are found in the..... A) Capillary. B) Vena. C) Heart. D) Arteries. Show Answer Correct Answer: D) Arteries. 14. Your heart is the size of? A) Your fist. B) Your leg. C) A water bottle. D) A lung. Show Answer Correct Answer: A) Your fist. 15. What are the smallest chambers of the heart? These receive the blood. A) Atrium. B) Ventricle. C) Aorta. D) None of above. Show Answer Correct Answer: A) Atrium. 16. A TINY blood vessel that allows for the exchange between blood and cells in the tissue in the body is ..... A) Capillary. B) Blood Vessel. C) Vein. D) Artery. Show Answer Correct Answer: A) Capillary. 17. ..... connect the arteries to the veins. A) Capillaries. B) Vena cava. C) Arterioles. D) Venules. Show Answer Correct Answer: A) Capillaries. 18. Which are the vessels that have valves to prevent blood from flowing backward? A) Arteries. B) Veins. C) Capillaries. D) None of above. Show Answer Correct Answer: B) Veins. 19. What sends blood to the organs A) Veins. B) Arteries. Show Answer Correct Answer: B) Arteries. 20. ..... is located between right atrium and right ventricle A) Tricuspid valve. B) Bicuspid valve. C) Semilunar valve. D) None of above. Show Answer Correct Answer: A) Tricuspid valve. โ PreviousNext โRelated 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 ๐ Back to Homepage ๐ Download PDF Books ๐ Premium PDF Books