This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Physical Education Chapter 5 Physiology And Exercise – Quiz 38 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Physical Education Chapter 5 Physiology And Exercise Quiz 38 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Why do athletes train 'live high, train low'? A) To avoid dehydration. B) To build red cells while maintaining workout intensity. C) To prevent pulmonary edema. D) To reduce PCWP at sea level. Show Answer Correct Answer: B) To build red cells while maintaining workout intensity. 2. What is the primary energy source for muscle contraction? A) Glucose. B) Lactic acid. C) Adenosine diphosphate (ADP). D) Adenosine triphosphate (ATP). Show Answer Correct Answer: D) Adenosine triphosphate (ATP). 3. Stroke volume is the volume, per heart beat, of A) Air Breathed. B) Blood Pumped. C) All the above. D) None of the above. Show Answer Correct Answer: B) Blood Pumped. 4. What is the primary role of calcium in muscle contraction? A) It stores energy within the muscle fibers. B) It exposes actin binding sites for contraction. C) It strengthens the muscle fibers. D) It stabilizes the joints during movement. Show Answer Correct Answer: B) It exposes actin binding sites for contraction. 5. Which second messenger is most directly increased by beta-adrenergic receptor activation in muscle and liver? A) CAMP. B) IP3. C) CGMP. D) NADPH. Show Answer Correct Answer: A) CAMP. 6. Which FITT component should be adjusted first when progressing aerobic training? A) Intensity. B) Duration. C) Frequency. D) Mode. Show Answer Correct Answer: B) Duration. 7. Pasien kehabisan tenaga 60 detik setelah mulai latihan squats cepat. Sistem energi utama: A) ATP-PC. B) Glikolisis anaerob. C) Aerobik mitokondria. D) None of the above. Show Answer Correct Answer: B) Glikolisis anaerob. 8. The tough fibrous covering on the outside of a bone is called A) Patella. B) Paella. C) Periosteum. D) Peridontal. Show Answer Correct Answer: C) Periosteum. 9. What is the recommended plasma total cholesterol level for adults? A) <160 mg/dL. B) <200 mg/dL. C) <240 mg/dL. D) <300 mg/dL. Show Answer Correct Answer: B) <200 mg/dL. 10. (A-LREES) Which of the following is an acute respiratory response to exercise?\{2\} A) Increased lung capacity. B) Increased tidal volume. C) Increased number of alveoli. D) Increased vital capacity. Show Answer Correct Answer: D) Increased vital capacity. 11. Lower resting heart rate following chronic training is considered which of the following? A) An acclimatization. B) A response. C) An adaptation. D) None of these. Show Answer Correct Answer: C) An adaptation. 12. Which muscle is responsible for the primary concentric action of retraction, elevation and rotation of the scapula? A) Trapezius. B) Pectoralis Major. C) Latissimus dorsi. D) Rhomboids. Show Answer Correct Answer: D) Rhomboids. 13. A student wants to reduce his BMI from 30 to 24. If his current weight is 90 kg, what should be his target weight? (Height = 1.73 m) A) 72 kg. B) 74 kg. C) 70 kg. D) 68 kg. Show Answer Correct Answer: A) 72 kg. 14. How does inadequate oxygen intake during exercise impact muscles and joints? A) Increases joint flexibility. B) Reduces muscle tension. C) Causes retention of metabolic waste and stiffness. D) Improves overall coordination. Show Answer Correct Answer: C) Causes retention of metabolic waste and stiffness. 15. What is the main function of testosterone in the body? A) Suppresses the immune system. B) Stimulates general body growth. C) Increases muscle tissue growth. D) Regulates bone remodeling. Show Answer Correct Answer: C) Increases muscle tissue growth. 16. What is the primary difference between concentric and eccentric muscle actions? A) Eccentric actions involve shortening of muscle fibers. B) Concentric actions generate continuous force during movement. C) Concentric actions lengthen the muscle fibers. D) Eccentric actions occur when muscles remain static. Show Answer Correct Answer: C) Concentric actions lengthen the muscle fibers. 17. Once steady-state is reached, which two macronutrients are primarily relied upon to fuel exercise? A) Fat and carbohydrates. B) Protein and fat. C) Carbohydrates and protein. D) Vitamins and minerals. Show Answer Correct Answer: A) Fat and carbohydrates. 18. Refers to the number of times an exercise performed during one set. A) Set. B) Repetition. C) Time. D) None of the above. Show Answer Correct Answer: B) Repetition. 19. What are three ways lactate can be shuttled out of a working muscle? A) Transport to the heart, transport to the liver, transport to non-active muscles. B) Transport to the kidneys. C) Transport to the liver only. D) None of the above. Show Answer Correct Answer: A) Transport to the heart, transport to the liver, transport to non-active muscles. 20. What are the three parts of a training session? A) Warm-up, Gameplay, Cool-down. B) Warm-up, Main set, Cool-down. C) Cool-down, Exercise, Jog. D) Warm-up, Main set, Exercise. Show Answer Correct Answer: B) Warm-up, Main set, Cool-down. 21. What type of response is "Stroke volume" classified as? A) Respiratory. B) Cardiovascular. C) Muscular. D) Nervous. Show Answer Correct Answer: B) Cardiovascular. 22. How many steps does Scientific Method have? A) 5. B) 6. C) 7. D) 8. Show Answer Correct Answer: B) 6. 23. Which of the following is TRUE regarding Type IIa muscle fibers? A) Slow-twitch. B) Fast-twitch, moderate endurance. C) Fatigue rapidly. D) Low power output. Show Answer Correct Answer: B) Fast-twitch, moderate endurance. 24. Long Term Adaptations include: A) More efficient Respiratory RateGreater Aerobic CapacityDecrease in cardiac Output. B) Muscle HypertrophyIncrease in Blood VolumeDecreased Resting Heart Rate. C) Increased Resting Heart rateDecreased Stroke VolumeGreater Aerobic Capacity. D) Faster recovery from exerciseImproved PostureDecreased oxygen extraction. Show Answer Correct Answer: B) Muscle HypertrophyIncrease in Blood VolumeDecreased Resting Heart Rate. 25. What is the neurotransmitter that is released in the neuromuscular junction A) Adrenaline. B) Acetylcholine. C) Lactic acid. D) Cortisol. Show Answer Correct Answer: B) Acetylcholine. ← 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