This quiz works best with JavaScript enabled. Home > Class 12 > Class 12 Physical Education Chapter 9 Physiology And Exercise – Quiz 9 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Physical Education Chapter 9 Physiology And Exercise Quiz 9 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which muscle fibers are used in endurance exercise? A) Type I. B) Type IIB. C) Type IIA. D) Type III. Show Answer Correct Answer: A) Type I. 2. What is the primary role of the sarcolemma? A) Stores calcium. B) Site of ATP production. C) Conducts electrical impulses. D) Provides structural support. Show Answer Correct Answer: C) Conducts electrical impulses. 3. Regular exercise over a period of time Leeds to- A) Decreased heart size. B) Slower heart rate. C) Less blood volume. D) Less stroke volume. Show Answer Correct Answer: B) Slower heart rate. 4. Actin filaments bound to the edges of the sarcomere, in zig zag structures also known as the ..... A) M-Line. B) H-Zone. C) Z-Disc. D) A-Band. Show Answer Correct Answer: C) Z-Disc. 5. Where is the pleural cavity located? A) Between the parietal pleura and the visceral pleura. B) In the abdominal cavity. C) Within the mediastinum. D) Surrounding the heart. Show Answer Correct Answer: A) Between the parietal pleura and the visceral pleura. 6. Following does NOT influence Fitness A) BMI. B) Body fat content. C) Heart rate. D) Height. Show Answer Correct Answer: D) Height. 7. The principle that training adaptations are lost when training stops is called: A) Individual differences. B) Reversibility. C) Specificity. D) Progression. Show Answer Correct Answer: B) Reversibility. 8. Which is not a job of the respiratory system? A) Taking in oxygen. B) Taking in carbon dioxide. C) Moisten air. D) Transport glucose. Show Answer Correct Answer: D) Transport glucose. 9. What would be a typical figure for maximum cardiac output of an elite athlete? A) 40, 0000ml. B) 5000ml. C) 20l. D) 220-age. Show Answer Correct Answer: A) 40, 0000ml. 10. Hypertrophy Takes Place A) In the muscles. B) In the heart and muscles. C) In the heart, muscles and blood vessels. D) All your musculoskeletal system. Show Answer Correct Answer: B) In the heart and muscles. 11. The body system that transports molecules to and from all cells of the body A) Oxygen. B) Respiratory system. C) Digestive system. D) Circulatory system. Show Answer Correct Answer: D) Circulatory system. 12. Which type of fracture does this definition describe? "A fracture where the bone is broken and damages the internal organs" A) Greenstick. B) Impacted. C) Complicated. D) Simple. Show Answer Correct Answer: C) Complicated. 13. What connects your bones to muscles? A) Cartilage. B) Tendon. C) Ligament. D) Joint. Show Answer Correct Answer: B) Tendon. 14. How can Type 2 Diabetes Mellitus be improved? A) By weight loss and adjusting calorie intake. B) By increasing sugar intake. C) By avoiding exercise. D) By taking only insulin. Show Answer Correct Answer: A) By weight loss and adjusting calorie intake. 15. As stroke volume decreases, heart rate increases to keep cardiac output constant. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 16. A tuft of capillaries enclosed by Bowman capsule is called ..... A) Nephron. B) Vasa recta. C) Renal corpuscle. D) Glomerulus. Show Answer Correct Answer: D) Glomerulus. 17. These are the minerals and vitamins. A) MACRO NUTRIENTS. B) MICRO NUTRIENTS. C) All the above. D) None of the above. Show Answer Correct Answer: B) MICRO NUTRIENTS. 18. What muscles are used in breathing in and breathing out? A) Diaphragm and intercostals. B) Diaphragm and lungs. C) Lungs and ribs. D) Lungs and diaphragm. Show Answer Correct Answer: A) Diaphragm and intercostals. 19. Why are the walls of the left ventricle thicker than that of the right ventricle? A) The left ventricle must force blood into all the capillaries of the lungs. B) The left ventricle doesn't skip leg day. C) This is false, the walls of the right ventricle are thicker. D) Blood from the left ventricle is pumped throught the entire body. Show Answer Correct Answer: D) Blood from the left ventricle is pumped throught the entire body. 20. In disease conditions, however, such as hypertension, afterload can ..... significantly, causing a ..... in stroke volume. A) Decrease, increase. B) Increase, decrease. C) Decrease, decrease. D) Increase, increase. Show Answer Correct Answer: B) Increase, decrease. 21. A man develops an immune system disorder that attacks his schwann cells and destroys the myelin sheaths of his nerve cells. What will immediately happen to his nervous tissue as a direct result? A) Acetylcholine will stop being released at the nerve cell synapses. B) Axons will deliver nerve cell impulses at a much slower rate. C) Dendrites will no longer be able to depolarize. D) Nerve cell membranes will lose their ability to repolarize. Show Answer Correct Answer: B) Axons will deliver nerve cell impulses at a much slower rate. 22. What does capital Q stand for? A) Heart Rate. B) Stoke Volume. C) Cardiac Output. D) Lung Capacity. Show Answer Correct Answer: C) Cardiac Output. 23. Pulse wave velocity A) Is the speed at which the blood moves within the vessels. B) Is greatly affected by the stiffness of the vessels. C) Does not change with age for a given individual. D) None of the above. Show Answer Correct Answer: B) Is greatly affected by the stiffness of the vessels. 24. During exercises which of the following happens immediately? A) Blood pressure increases. B) Weight increases. C) Pulse slows down. D) Respiration decreases. Show Answer Correct Answer: A) Blood pressure increases. 25. A particular medication works by blocking the receptor sites on the post-synaptic neuron. Which structure in synapse is being inhibited from binding to a receptor? A) The vesicle. B) The pre-synaptic neuron. C) The neurotransmitter. D) The calcium channel. Show Answer Correct Answer: C) The neurotransmitter. ← PreviousNext →Related QuizzesClass 12 Physical Education Chapter 9 Physiology And Exercise Quiz 1Class 12 Physical Education Chapter 9 Physiology And Exercise Quiz 2Class 12 Physical Education Chapter 9 Physiology And Exercise Quiz 3Class 12 Physical Education Chapter 9 Physiology And Exercise Quiz 4Class 12 Physical Education Chapter 9 Physiology And Exercise Quiz 5Class 12 Physical Education Chapter 9 Physiology And Exercise Quiz 6Class 12 Physical Education Chapter 9 Physiology And Exercise Quiz 7Class 12 Physical Education Chapter 9 Physiology And Exercise Quiz 8Class 12 Physical Education Chapter 9 Physiology And Exercise Quiz 10Class 12 Physical Education Chapter 9 Physiology And Exercise Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books