This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Physical Education Chapter 5 Physiology And Exercise – Quiz 16 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Physical Education Chapter 5 Physiology And Exercise Quiz 16 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The TOP chambers of the heart are called the A) Atrium. B) Ventricles. C) Aorta. D) Vena Cava. Show Answer Correct Answer: A) Atrium. 2. An electrical signal that triggers muscle contraction is: A) ACh. B) Calcium. C) Action Potential. D) None of the above. Show Answer Correct Answer: C) Action Potential. 3. What is the smallest subdivision that the body can be divided into? A) Organs. B) Cells. C) Tissue. D) System. Show Answer Correct Answer: B) Cells. 4. Which muscle fiber type is characterized by the highest contraction velocity? A) Type I. B) Type IIa. C) Type IIx. D) Type III. Show Answer Correct Answer: C) Type IIx. 5. What causes the 'lub' sound of our heart beat? A) The closing of the pulmonary and aortic valve as the ventricles contract. B) The closing of the tricuspid and bicuspid valve as the ventricles contract. C) The closing of the pulmonary and aortic valves when the pressure in the ventricles is lower than in the arteries. D) The closing of the pulmonary and aortic valves when the pressure in the arteries is lower than in the ventricles. Show Answer Correct Answer: B) The closing of the tricuspid and bicuspid valve as the ventricles contract. 6. ATP is formed when adenosine diphosphate (ADP) binds with a phosphate (P) A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 7. When you exercise, a key indicator that the pH of your blood has dropped is: A) Increased heart rate. B) Muscle fatigue. C) Shortness of breath. D) Sweating. Show Answer Correct Answer: C) Shortness of breath. 8. Which muscles get stronger with exercise, aiding in breathing? A) Breathing muscles like the diaphragm and intercostals. B) Arm muscles. C) Neck muscles. D) Leg muscles. Show Answer Correct Answer: A) Breathing muscles like the diaphragm and intercostals. 9. Which statement is most consistent with modern evidence on hypertrophy? A) Hypertrophy occurs only with loads >80% 1RM. B) Low-load training (<50% 1RM) can induce hypertrophy if effort is sufficiently high. C) Hypertrophy requires isometric-only training. D) Hypertrophy depends mainly on stretching, not contractions. Show Answer Correct Answer: B) Low-load training (<50% 1RM) can induce hypertrophy if effort is sufficiently high. 10. IL-6 released from contracting skeletal muscle is best characterized as: A) An adipokine that suppresses lipolysis. B) A myokine that can increase hepatic glucose output and lipolysis. C) A neurotransmitter that reduces ventilation. D) A steroid hormone from the adrenal cortex. Show Answer Correct Answer: B) A myokine that can increase hepatic glucose output and lipolysis. 11. What is residual volume? A) Volume of air in the lungs after maximum inhalation. B) Inflow and outflow of air between the atmosphere and the lungs. C) Volume of air still contained in the lungs after maximal exhalation. D) Additional inspired air over and above tidal volume. Show Answer Correct Answer: C) Volume of air still contained in the lungs after maximal exhalation. 12. Which of the following statements about the ATP-PCr system is FALSE? A) Supplies energy for 0-10 seconds. B) Does not require oxygen. C) Primary energy system for a marathon. D) Immediate energy source. Show Answer Correct Answer: C) Primary energy system for a marathon. 13. A cyclist has SV = 105 mL and HR = 110 bpm. What is the cardiac output? A) 11.55 L/min. B) 12.55 L/min. C) 10.75 L/min. D) 13.25 L/min. Show Answer Correct Answer: A) 11.55 L/min. 14. Blood cells are formed in ..... A) Red marrow. B) Blood vessels. C) Osteon systems. D) Osteocytes. Show Answer Correct Answer: A) Red marrow. 15. Seorang pasien obesitas yang baru memulai program fisioterapi melakukan squat cepat dan mengalami pusing dan mudah lelah. Salah satu kerugian dominan metabolisme anaerob pada pasien pemula adalah: A) Dominasi penggunaan lemak sehingga energi lambat. B) Tidak dapat mempertahankan energi untuk durasi latihan lebih lama. C) Menghasilkan ATP dalam jumlah besar secara stabil. D) Tidak membutuhkan glikogen otot. Show Answer Correct Answer: B) Tidak dapat mempertahankan energi untuk durasi latihan lebih lama. 16. Cardiovascular drift during prolonged exercise in the heat is characterized by: A) Decreasing HR and increasing SV. B) Increasing HR and decreasing SV at a constant workload. C) Increasing SV and Q with stable HR. D) No change in HR or SV. Show Answer Correct Answer: B) Increasing HR and decreasing SV at a constant workload. 17. What is the primary energy source for the ATP-PC system? A) Blood glucose. B) Phosphocreatine. C) Glycogen. D) Fatty acids. Show Answer Correct Answer: B) Phosphocreatine. 18. What occurs in skin blood vessels to reduce heat loss? A) Vasodilation. B) Vasoconstriction. C) Increased blood flow. D) Decreased blood flow. Show Answer Correct Answer: B) Vasoconstriction. 19. T/F Mechanoreceptors sense pressure changes in the heart. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 20. Which system is responsible for oxygen and energy delivery during exercise? A) Respiratory system. B) Neuromuscular system. C) Metabolic system. D) Neuroendocrine system. Show Answer Correct Answer: A) Respiratory system. 21. Double product (Rate-Pressure Product) indicates: A) Blood oxygen level. B) Workload of the heart. C) Muscle contraction force. D) Breathing rate. Show Answer Correct Answer: B) Workload of the heart. 22. What does the elevated breathing rate after exercise allow the body to do? A) To stimulate the peripheral chemoreceptors. B) To increase the pH of the blood. C) To trigger the Hering-Breuer reflex. D) To stimulate muscle proprioreceptors. Show Answer Correct Answer: B) To increase the pH of the blood. 23. Dwayne, a weightlifter was tasked by his physical trainer to engage in biking, an endurance training, to enhance recovery. After doing this for quite some time, Dwayne's anaerobic capabilities of lifting weights were observed to decrease significantly. What type of metabolic specificity training explains this situation? A) Interval Training. B) High-intensity Interval Training. C) Combination Training. D) None of the above. Show Answer Correct Answer: C) Combination Training. 24. MULTIPLE ANSWERS:Which is NOT a negative of altitude training? A) It can be expensive to travel to high altitude. B) Fitness can be lost as it is difficult to work at same intensity at high altitude. C) Athletes often suffer from altitude sickness which is caused by a constant shortage of oxygen (state known as hypoxia). D) Altitude stimulates a range of physiological adaptations which enhances the capacity of the aerobic system. Show Answer Correct Answer: D) Altitude stimulates a range of physiological adaptations which enhances the capacity of the aerobic system. 25. Can exercise increase the size of the thoracic cavity? A) No, it remains the same. B) Yes, significantly. C) Only with specific exercises. D) Only in children. Show Answer Correct Answer: A) No, it remains the same. ← PreviousNext →Related QuizzesClass 11 Physical Education Chapter 5 Physiology And Exercise Quiz 1Class 11 Physical Education Chapter 5 Physiology And Exercise Quiz 2Class 11 Physical Education Chapter 5 Physiology And Exercise Quiz 3Class 11 Physical Education Chapter 5 Physiology And Exercise Quiz 4Class 11 Physical Education Chapter 5 Physiology And Exercise Quiz 5Class 11 Physical Education Chapter 5 Physiology And Exercise Quiz 6Class 11 Physical Education Chapter 5 Physiology And Exercise Quiz 7Class 11 Physical Education Chapter 5 Physiology And Exercise Quiz 8Class 11 Physical Education Chapter 5 Physiology And Exercise Quiz 9Class 11 Physical Education Chapter 5 Physiology And Exercise Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books