This quiz works best with JavaScript enabled. Home > Cbse > Class 11 > Common Subjects > Physical Education > Class 11 Physical Education Chapter 5 Physiology And Exercise – Quiz 7 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Physical Education Chapter 5 Physiology And Exercise Quiz 7 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Creating muscle endurance means ..... A) Increasing ATP. B) Building muscle fibers. C) Increasing blood flow. D) Building intermediate fibers. Show Answer Correct Answer: C) Increasing blood flow. 2. A hormone that helps with growth and muscle repair to get stronger and recover faster. A) Human Growth Hormone (HGH). B) Erythropoietin (EPO). C) Creatine. D) Glutamine. Show Answer Correct Answer: A) Human Growth Hormone (HGH). 3. The BOTTOM chambers of the heart are called the A) Atrium. B) Vena Cava. C) Aorta. D) Ventricles. Show Answer Correct Answer: D) Ventricles. 4. Which part of the neuron brings information from other neurons to the cell body? A) Soma. B) Axon. C) Myelin sheath. D) Dendrites. Show Answer Correct Answer: D) Dendrites. 5. Which joint type is found in the shoulder? A) Hinge. B) Pivot. C) Ball and socket. D) Gliding. Show Answer Correct Answer: C) Ball and socket. 6. Which event directly allows myosin heads to bind to actin during excitation-contraction coupling in skeletal muscle? A) Pi binding to actin increasing affinity. B) ATP binding to myosin causing power stroke. C) Ca2+ binding to troponin C shifting tropomyosin. D) ADP release from myosin exposing actin sites. Show Answer Correct Answer: C) Ca2+ binding to troponin C shifting tropomyosin. 7. Which fuel sources contributes relatively little to energy production A) Fat. B) Protein. C) CHO. D) All contribute equally. Show Answer Correct Answer: B) Protein. 8. The 'common drive' concept refers to: A) Shared low-frequency modulation of firing across many motor units. B) Independent firing with no shared input. C) A property unique to Type I motor units. D) Only spinal reflex input controlling force. Show Answer Correct Answer: A) Shared low-frequency modulation of firing across many motor units. 9. Which of the following is primarily responsible for the production of ATP during the first 10 seconds of intense exercise? A) Oxidative phosphorylation. B) ATP-PC system. C) Glycolysis. D) Lactic acid system. Show Answer Correct Answer: B) ATP-PC system. 10. Pasien stroke mengalami kesulitan mengulang gerakan. Komponen neuroplastisitas yang berperan: A) Pembentukan sinaps baru. B) Penurunan serotonin. C) Penurunan retensi air. D) Vasodilatasi. Show Answer Correct Answer: A) Pembentukan sinaps baru. 11. The TOP chambers of the heart are called the A) Aorta. B) Atrium. C) Vena Cava. D) Ventricles. Show Answer Correct Answer: B) Atrium. 12. 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. 13. What is the smallest subdivision that the body can be divided into? A) Cells. B) Organs. C) Tissue. D) System. Show Answer Correct Answer: A) Cells. 14. Which muscle fiber type is characterized by the highest contraction velocity? A) Type IIx. B) Type III. C) Type IIa. D) Type I. Show Answer Correct Answer: A) Type IIx. 15. 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. 16. 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. 17. When you exercise, a key indicator that the pH of your blood has dropped is: A) Sweating. B) Shortness of breath. C) Muscle fatigue. D) Increased heart rate. Show Answer Correct Answer: B) Shortness of breath. 18. 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. 19. 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. 20. 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. 21. Which of the following statements about the ATP-PCr system is FALSE? A) Does not require oxygen. B) Immediate energy source. C) Primary energy system for a marathon. D) Supplies energy for 0-10 seconds. Show Answer Correct Answer: C) Primary energy system for a marathon. 22. A cyclist has SV = 105 mL and HR = 110 bpm. What is the cardiac output? A) 10.75 L/min. B) 13.25 L/min. C) 11.55 L/min. D) 12.55 L/min. Show Answer Correct Answer: C) 11.55 L/min. 23. Blood cells are formed in ..... A) Osteon systems. B) Osteocytes. C) Blood vessels. D) Red marrow. Show Answer Correct Answer: D) Red marrow. 24. 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) Tidak dapat mempertahankan energi untuk durasi latihan lebih lama. B) Tidak membutuhkan glikogen otot. C) Dominasi penggunaan lemak sehingga energi lambat. D) Menghasilkan ATP dalam jumlah besar secara stabil. Show Answer Correct Answer: A) Tidak dapat mempertahankan energi untuk durasi latihan lebih lama. 25. 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. 26. What is the primary energy source for the ATP-PC system? A) Fatty acids. B) Blood glucose. C) Phosphocreatine. D) Glycogen. Show Answer Correct Answer: C) Phosphocreatine. 27. What occurs in skin blood vessels to reduce heat loss? A) Increased blood flow. B) Vasoconstriction. C) Decreased blood flow. D) Vasodilation. Show Answer Correct Answer: B) Vasoconstriction. 28. 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. 29. Which system is responsible for oxygen and energy delivery during exercise? A) Metabolic system. B) Neuroendocrine system. C) Respiratory system. D) Neuromuscular system. Show Answer Correct Answer: C) Respiratory system. 30. Double product (Rate-Pressure Product) indicates: A) Muscle contraction force. B) Blood oxygen level. C) Workload of the heart. D) Breathing rate. Show Answer Correct Answer: C) Workload of the heart. 31. What does the elevated breathing rate after exercise allow the body to do? A) To trigger the Hering-Breuer reflex. B) To stimulate the peripheral chemoreceptors. C) To increase the pH of the blood. D) To stimulate muscle proprioreceptors. Show Answer Correct Answer: C) To increase the pH of the blood. 32. 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. 33. MULTIPLE ANSWERS:Which is NOT a negative of altitude training? A) Altitude stimulates a range of physiological adaptations which enhances the capacity of the aerobic system. B) Athletes often suffer from altitude sickness which is caused by a constant shortage of oxygen (state known as hypoxia). C) It can be expensive to travel to high altitude. D) Fitness can be lost as it is difficult to work at same intensity at high altitude. Show Answer Correct Answer: A) Altitude stimulates a range of physiological adaptations which enhances the capacity of the aerobic system. 34. Can exercise increase the size of the thoracic cavity? A) No, it remains the same. B) Only in children. C) Yes, significantly. D) Only with specific exercises. Show Answer Correct Answer: A) No, it remains the same. 35. What is the primary effect of sympathetic nervous system activation on the heart? A) It increases heart rate and contractility. B) It has no effect on the heart. C) It decreases blood flow to the heart. D) It decreases heart rate and contractility. Show Answer Correct Answer: A) It increases heart rate and contractility. 36. What happens to force production as motor unit firing frequency increases? A) It decreases. B) It remains constant. C) It increases (Summation). D) It fluctuates randomly. Show Answer Correct Answer: C) It increases (Summation). 37. Which energy system is primarily used during short, explosive activities like a 100m sprint? A) ATP-PCr. B) Oxidative phosphorylation. C) Glycolytic. D) Aerobic glycolysis. Show Answer Correct Answer: A) ATP-PCr. 38. Which characteristic is most associated with Type I muscle fibers? A) High peak power. B) High glycolytic capacity. C) Low myoglobin levels. D) High oxidative capacity. Show Answer Correct Answer: D) High oxidative capacity. 39. T/F. Exercise training increases SSHR (steady-state HR) for a given submaximal workload. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 40. How does performing a warm-up before exercise contribute to minimizing the oxygen deficit during the activity? A) It increases the body's core temperature, reducing the need for oxygen. B) It delays the onset of fatigue, allowing for longer anaerobic activity. C) It increases oxygen delivery to the muscles, reducing the initial oxygen demand. D) It converts lactic acid into usable energy before exercise begins. Show Answer Correct Answer: C) It increases oxygen delivery to the muscles, reducing the initial oxygen demand. 41. Which fiber type possesses the highest mitochondrial density? A) Type IIx. B) Type I. C) Type IIb. D) Type IIa. Show Answer Correct Answer: B) Type I. 42. Type I fiber is? A) Glycolytic. B) Oxidative. C) Intermediary. D) None of the above. Show Answer Correct Answer: B) Oxidative. 43. During high-intensity exercise, what is the primary immediate buffer of ATP concentration in skeletal muscle? A) Mitochondrial oxidative phosphorylation. B) Anaerobic glycolysis via lactate dehydrogenase. C) Hepatic gluconeogenesis. D) Phosphocreatine via the creatine kinase reaction. Show Answer Correct Answer: D) Phosphocreatine via the creatine kinase reaction. 44. This type of training is the brief repeated bouts of high-intensity exercise with intermittent recovery periods to elicit cardiopulmonary, metabolic, and neuromuscular adaptations. A) Interval Training. B) High Intensity Interval Training. C) Combination Training. D) None of the above. Show Answer Correct Answer: B) High Intensity Interval Training. 45. Load relaxation refers to: A) Increasing strain over time under constant stress. B) A reduction in ultimate tensile strength. C) Decreasing stress over time under constant strain. D) Increasing stiffness with repeated loading. Show Answer Correct Answer: C) Decreasing stress over time under constant strain. 46. Which training cycle refers to weekly variations in volume and intensity? A) Microcycle. B) Mesocycle. C) Periodization. D) Macrocycle. Show Answer Correct Answer: A) Microcycle. 47. Which chemicals must be present for muscles to contract? A) Calcium. B) ATP. C) Lactic acid. D) ATP and Calcuim. Show Answer Correct Answer: D) ATP and Calcuim. 48. Which of the following is a characteristic of aerobic training? A) High-intensity, short duration. B) Sustained rhythmic movement. C) Intermittent bouts of exercise. D) Explosive movements. Show Answer Correct Answer: B) Sustained rhythmic movement. 49. Which Korotkoff sound is used to determine systolic blood pressure? A) Phase II. B) Phase V. C) Phase I. D) Phase IV. Show Answer Correct Answer: C) Phase I. 50. What is the primary role of chemoreceptors during exercise? A) To monitor blood glucose levels. B) To monitor levels of oxygen, carbon dioxide, and pH in the blood. C) To regulate body temperature. D) To control muscle contractions. Show Answer Correct Answer: B) To monitor levels of oxygen, carbon dioxide, and pH in the blood. 51. Which energy system dominates during a 400m sprint (~45-60 seconds)? A) ATP-PCr. B) Glycolytic. C) Oxidative. D) Aerobic. Show Answer Correct Answer: B) Glycolytic. 52. What does F.I.T.T stand for? A) Fast Intense Training Time. B) Fast Intermittent Training Types. C) Frequency Intensity Time Type. D) Frequency Intensity Training Types. Show Answer Correct Answer: C) Frequency Intensity Time Type. 53. Diastolic blood pressure during endurance exercise usually: A) Increases sharply. B) Decreases slightly or stays constant. C) Matches systolic pressure. D) Drops to critically low levels. Show Answer Correct Answer: B) Decreases slightly or stays constant. 54. If breathing doesn't increase it wont bring enough O2 and will build up CO2 causing a change in A) Acidic blood pH. B) Lower breathing rate. C) Blood volume. D) Alkaline. Show Answer Correct Answer: A) Acidic blood pH. 55. Which of the following, when depleted or reduced in amount, will significantly limit exercise performance? A) Lactate. B) Glucose. C) Glycogen. D) Amino acids. Show Answer Correct Answer: C) Glycogen. 56. (L7) Which macronutrient provides the body with quick energy? A) Vitamins. B) Proteins. C) Fats. D) Carbohydrates. Show Answer Correct Answer: D) Carbohydrates. 57. Group of repetition followed by a rest period. A) Interval. B) Set. C) Repetition. D) None of the above. Show Answer Correct Answer: B) Set. 58. What type of muscle is attached to the skeleton and is under voluntary control? A) Striated muscle. B) Cardiac muscle. C) Skeletal muscle. D) Smooth muscle. Show Answer Correct Answer: C) Skeletal muscle. 59. Which activity is anaerobic? A) Cycling steadily. B) Sprinting. C) Jogging. D) Walking. Show Answer Correct Answer: B) Sprinting. 60. Why is pre-exercise HR higher than RHR? A) Because of an anticipatory increase in sympathetic activity and decrease in parasympathetic NS activity-also increase in catecholamines. B) Because of an anticipatory increase in parasympathetic activity and decrease in sympathetic NS activity-also increase in neurotransmitters. C) Feeling nervous makes a person jittery and excited, causing a heightened HR. D) None of the above. Show Answer Correct Answer: A) Because of an anticipatory increase in sympathetic activity and decrease in parasympathetic NS activity-also increase in catecholamines. ← PreviousNext →Related QuizzesCommon Subjects QuizzesClass 11 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 8Class 11 Physical Education Chapter 5 Physiology And Exercise Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books