This quiz works best with JavaScript enabled. Home > Science > Biology > Circulatory System – Quiz 60 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Circulatory System Quiz 60 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is tissue fluid? What is tissue fluid? A) Fluid scattered among tissues. B) Nutrient rich plasma of blood. C) Fluid that came out of blood capillaries. D) All the above. Show Answer Correct Answer: D) All the above. 2. At what stage does Potassium end outside the neuron, and Sodium ends inside the neuron? A) Depolarization. B) Repolarization. C) Hyperpolarization. D) Resting Potential. Show Answer Correct Answer: B) Repolarization. 3. What is the primary function of the white blood cells? A) To transport oxygen around the body. B) To carry dissolved sugars. C) To clot and cover wounds like cuts and grazes. D) To release antibodies to help destroy infections. Show Answer Correct Answer: D) To release antibodies to help destroy infections. 4. What keeps blood from flowing backwards? A) Fat. B) Arteries. C) Valves. D) Veins. Show Answer Correct Answer: C) Valves. 5. The cardiovascular system is composed of the heart, blood, and A) Lungs. B) Blood vessels. C) Kidneys. D) Brain. Show Answer Correct Answer: B) Blood vessels. 6. What is the liquid part of blood that carries nutrients and waste products? A) Platelets. B) Plasma. C) Antibodies. D) Haemoglobin. Show Answer Correct Answer: B) Plasma. 7. Name the artery between stomach/intestine and liver? A) Renal Vein. B) Hepatic Vein. C) Hepatic Artery. D) Hepatic Portal Vein. Show Answer Correct Answer: D) Hepatic Portal Vein. 8. Assist with criminal investigations A) Function of Blood Grouping (2). B) Blood Grouping Components. Show Answer Correct Answer: A) Function of Blood Grouping (2). 9. Abnormalities characterized by blood that is difficult to clot are..... A) Anemia. B) Hemofilia. C) Hypertension. D) Leukemia. Show Answer Correct Answer: B) Hemofilia. 10. What is the average heart rate of an adult? A) 72 beats per minute. B) 100 beats per minute. C) 15 beats per minute. D) 200 beats per minute. Show Answer Correct Answer: A) 72 beats per minute. 11. The Heart Has 6 Chambers. A) Correct. B) Salah. Show Answer Correct Answer: B) Salah. 12. Which of the following is the liquid component of blood? A) Red Blood Cells. B) White Blood Cells. C) Platelets. D) Plasma. Show Answer Correct Answer: D) Plasma. 13. Why do arteries need to be strong and elastic? A) To exchange substances with cells. B) To prevent high blood pressure. C) To transport blood from the heart. D) To carry blood back to the heart. Show Answer Correct Answer: B) To prevent high blood pressure. 14. What are the functions of the tricuspid and bicuspid valves? A) Prevent blood from leaking back into he ventricles. B) Prevent blood from leaking back into the atria. C) Allow blood to flow into the atria. D) Allow blood to leave the ventricles. Show Answer Correct Answer: B) Prevent blood from leaking back into the atria. 15. Atrial contraction lasts A) 0.1 sec. B) 0.3 sec. C) 0.4 sec. D) 0.8 sec. Show Answer Correct Answer: A) 0.1 sec. 16. The friction blood encounters as it flows through the vessels is called: A) Cardiac output. B) Stroke volume. C) Peripheral resistance. D) Diastolic pressure. Show Answer Correct Answer: C) Peripheral resistance. 17. (circulatory system) a physician specializing in diseases of the blood. A) Serologist. B) Phlebotomist. C) Hematologist. D) None of above. Show Answer Correct Answer: C) Hematologist. 18. Actions which are NOT under your control A) Voluntary. B) Involuntary. C) Vertebrae. D) Brain. Show Answer Correct Answer: B) Involuntary. 19. Which blood cells are most abundant in the body? A) Erythrocytes. B) Platelets. C) Lymphocytes. D) Eosinophils. Show Answer Correct Answer: A) Erythrocytes. 20. What is the purpose of capillaries? A) To allow oxygen only to pass between vessels and your cells. B) To allow waste only to pass between vessels and your cells. C) To allow water only to pass between vessels and your cells. D) To allow oxygen and waste to pass between vessels and your cells. Show Answer Correct Answer: D) To allow oxygen and waste to pass between vessels and your cells. ← 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