This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Physical Education Chapter 5 Physiology And Exercise – Quiz 8 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Physical Education Chapter 5 Physiology And Exercise Quiz 8 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The wind chill index combines the ambient air temperature with wind speed. Wind accelerates the loss of heat via which method? A) Conduction. B) Radiation. C) Evaporation. D) Convection. Show Answer Correct Answer: D) Convection. 2. Acclimatization to exercise in the heat includes the body learning to start sweating sooner to dissipate the internal heat A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 3. Pasien ingin meningkatkan durasi latihan tanpa cepat lelah. Nutrisi terbaik untuk meningkatkan toleransi aerob adalah: A) Lemak jenuh. B) Karbohidrat kompleks. C) Protein tinggi. D) Vitamin K. Show Answer Correct Answer: B) Karbohidrat kompleks. 4. For athletic events such as javelin and discus, the predominant energy system used is A) Aerobic system. B) Anaerobic glycolysis system. C) ATP-PC system. D) None of the above. Show Answer Correct Answer: C) ATP-PC system. 5. Which statement best describes the relationship between recruitment and force steadiness at very low forces? A) Fewer active motor units and low firing rates can increase force variability. B) More active motor units always increase force variability. C) Force steadiness is independent of firing behavior. D) High-threshold units dominate low-force control. Show Answer Correct Answer: A) Fewer active motor units and low firing rates can increase force variability. 6. A client with diabetes exercises in the morning. What precaution is most important? A) Avoid high-intensity intervals. B) Check blood glucose before exercise. C) Avoid hydration during training. D) Train in a fasted state. Show Answer Correct Answer: B) Check blood glucose before exercise. 7. Causes lengthwise growth of a long bone A) Periosteum. B) Red Bone Marrow. C) Medullary Cavity. D) Compact bone. E) Epiphyseal plate. Show Answer Correct Answer: E) Epiphyseal plate. 8. Type 2 fibres are also known as A) Slow Twitch. B) Fast Twitch. C) Medium Twitch. D) Long Twitch. Show Answer Correct Answer: B) Fast Twitch. 9. What type of movement involves moving a body part towards the center of the body? A) Abduction. B) Flexion. C) Adduction. D) Extension. Show Answer Correct Answer: C) Adduction. 10. In pyruvate oxidation, how many CO2 molecules are released per pyruvate? A) 0. B) 1. C) 2. D) 3. Show Answer Correct Answer: B) 1. 11. What does a motor nueron do? A) Transfer an electrical signal to the fibre. B) Send signals back to the brain. C) Open the veins. D) Prevent signals being sent. Show Answer Correct Answer: A) Transfer an electrical signal to the fibre. 12. What happens to arteries in your legs when you run? A) Contract. B) Stay the same. C) Expand. D) Shrink. Show Answer Correct Answer: C) Expand. 13. Which of the following are the two primary energy sources used by the body? A) Proteins and carbohydrates. B) Carbohydrates and fats. C) Fats and proteins. D) None of the above. Show Answer Correct Answer: B) Carbohydrates and fats. 14. Which nervous system division is responsible for controlling voluntary movements of skeletal muscles? A) Autonomic Nervous System. B) Parasympathetic Nervous System. C) Somatic Nervous System. D) None of the above. Show Answer Correct Answer: C) Somatic Nervous System. 15. Which is an absolute contraindication to exercise testing? A) Controlled hypertension. B) Recent myocardial infarction. C) Type II diabetes. D) Stable angina. Show Answer Correct Answer: B) Recent myocardial infarction. 16. Under what conditions do muscle cells primarily switch to anaerobic respiration? A) When energy demands are low. B) When oxygen supply is abundant. C) When oxygen supply is insufficient. D) During rest periods. Show Answer Correct Answer: C) When oxygen supply is insufficient. 17. Which energy system predominates during a 10-second sprint? A) Aerobic glycolysis. B) ATP-PC system. C) Oxidative Phosphorylation. D) Beta Oxidation. Show Answer Correct Answer: B) ATP-PC system. 18. What is the function of synovial fluid? A) Acts as a lubricant that reduces friction in the joint; allows for smoother movement and reduces wear and tear. B) Surrounds and protects the joint, holding the bones together. C) Strong, elastic fibres that hold bones together and keeps them in place. D) Strong but flexible material found at the end of the bones that acts as a cushion and reduces friction. E) Produces synovial fluid which lubricates the joint. Show Answer Correct Answer: A) Acts as a lubricant that reduces friction in the joint; allows for smoother movement and reduces wear and tear. 19. (A-LREES) During low-intensity, long-duration exercise, which energy system is primarily utilized? A) ATP-PC system. B) Glycolytic system. C) Oxidative system. D) All energy systems equally. Show Answer Correct Answer: C) Oxidative system. 20. In simple terms, VO2 is equal to A) O2 inspired minus O2 expired. B) O2 inspired minus CO2 inspired. C) CO2 inspired minus O2 expired. D) CO2 inspired minus CO2 expired. Show Answer Correct Answer: A) O2 inspired minus O2 expired. 21. (EX-PTS) Which psychological factor is LEAST likely to directly influence athletic performance? A) Health of the Body. B) Confidence. C) Body Temperature. D) Focus. Show Answer Correct Answer: C) Body Temperature. 22. The 'crossover concept' in exercise metabolism refers to: A) Switching from aerobic to anaerobic metabolism at VO2max. B) The transition from type I to type II fiber recruitment only. C) A shift from predominantly fat oxidation to predominantly carbohydrate oxidation with increasing intensity. D) The point at which lactate equals pyruvate concentration. Show Answer Correct Answer: C) A shift from predominantly fat oxidation to predominantly carbohydrate oxidation with increasing intensity. 23. During exercise, what happens to stroke volume? A) Increases. B) Stays the same. C) Fluctuates. D) Decreases. Show Answer Correct Answer: A) Increases. 24. (A-LREES) Which of the following is a long-term cardiovascular adaptation to endurance training? A) Increased resting heart rate. B) Decreased resting heart rate. C) Decreased stroke volume. D) Decreased cardiac output. Show Answer Correct Answer: B) Decreased resting heart rate. 25. Increased hematocrit during exercise leads to: A) Thinner blood. B) Lower viscosity. C) Higher viscosity. D) No change. Show Answer Correct Answer: C) Higher viscosity. ← 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 9Class 11 Physical Education Chapter 5 Physiology And Exercise Quiz 10Class 11 Physical Education Chapter 5 Physiology And Exercise Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books