This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Physical Education Chapter 5 Physiology And Exercise – Quiz 51 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Physical Education Chapter 5 Physiology And Exercise Quiz 51 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Vasodilation of the blood vessels near the skin help heat to be transferred away from the body via which method: A) Conduction. B) Convection. C) Radiation. D) Evaporation. Show Answer Correct Answer: C) Radiation. 2. Lowering a weight slowly and under control would be an example of A) Concentric Contraction. B) Isometric Contraction. C) Eccentric Contraction. D) None of the above. Show Answer Correct Answer: C) Eccentric Contraction. 3. Which of the following is a respiratory change that occurs in anticipation of exercise? A) Decrease in ventilation rate. B) Increased ventilation due to central command. C) Decrease in tidal volume. D) Stabilization of blood CO2 levels. Show Answer Correct Answer: B) Increased ventilation due to central command. 4. What neurotransmitter is the primary neurotransmitter for the motor neurons that innervate skeletal muscle? A) Acetylcholine. B) Dopamine. C) Acetyl CoA. D) None of the above. Show Answer Correct Answer: A) Acetylcholine. 5. Energy systems work in which of the following ways? A) Together (all working to varying degrees). B) Independently (one at a time). C) Evenly (all working to the same degree). D) Sequentially (first, then second, then third). Show Answer Correct Answer: A) Together (all working to varying degrees). 6. Which muscle contracts during inspiration? A) Abdominals. B) Diaphragm. C) Hamstrings. D) Biceps. Show Answer Correct Answer: B) Diaphragm. 7. What describes the sequence of excitation of the heart muscle? A) Sinoatrial node $\rightarrow$ atrioventricular node $\rightarrow$ ventricles. B) Atrioventricular node $\rightarrow$ ventricles $\rightarrow$ sinoatrial node. C) Ventricles $\rightarrow$ atrioventricular node $\rightarrow$ sinoatrial node. D) Ventricles $\rightarrow$ atrioventricular node $\rightarrow$ sinoatrial node. Show Answer Correct Answer: A) Sinoatrial node $\rightarrow$ atrioventricular node $\rightarrow$ ventricles. 8. During exercise more blood is directed to the working muscles and this is achieved via: A) Vasodilation of capillaries supplying muscle. B) Vasoconstriction of capillaries supplying muscle. C) Vasodilation of capillaries supplying the heart. D) Vasoconstriction of capillaries supplying the heart. Show Answer Correct Answer: A) Vasodilation of capillaries supplying muscle. 9. The metabolic "sweet spot" for training is: A) Lactate begins to accumulate significantly. B) RER equals 0.85 exactly. C) Where the body burns the highest amount of fat for fuel while preserving CHO. D) Total fat mass decreases fastest. Show Answer Correct Answer: C) Where the body burns the highest amount of fat for fuel while preserving CHO. 10. What is the primary purpose of the cool-down and stretching activities in an exercise program? A) To reduce intensity. B) To improve flexibility. C) To develop cardiorespiratory endurance. D) To control body weight. Show Answer Correct Answer: B) To improve flexibility. 11. Myelination of a neuron can improve what types of physical activities? A) Strength only. B) Flexibility and balance. C) Agility, Balance, Coordination. D) None of the above. Show Answer Correct Answer: C) Agility, Balance, Coordination. 12. Acute responses to exercise occur: A) Prior to exercise. B) During exercise. C) In the recovery phase. D) All of the above. Show Answer Correct Answer: D) All of the above. 13. What is the Karvonen method used to calculate? A) Blood pressure. B) Maximum heart rate. C) Heart rate reserve. D) VO2 max. Show Answer Correct Answer: C) Heart rate reserve. 14. Which energy system can generate the most ATP but requires oxygen for its functioning? A) ATP-CP system. B) Glycolytic system. C) Oxidative system. D) Endocrine system. Show Answer Correct Answer: C) Oxidative system. 15. What are the benefits of weight-bearing exercises on the skeletal system? A) Improves bone density. B) Reduces muscle mass. C) Increases fat storage. D) Decreases joint flexibility. Show Answer Correct Answer: A) Improves bone density. 16. Hysteresis in a loading-unloading cycle indicates: A) Energy loss as heat (area between loading and unloading curves). B) Increased energy storage. C) Higher Young's modulus. D) No dependence on loading rate. Show Answer Correct Answer: A) Energy loss as heat (area between loading and unloading curves). 17. What is the reason for a warm up? A) To increase likelihood of injuries. B) To decrease muscle temperature. C) To burn more calories. D) To increase heart rate & blood flow to muscles. Show Answer Correct Answer: D) To increase heart rate & blood flow to muscles. 18. Why does resting heart rate decrease as you get more fit? A) Due to improved heart efficiency. B) Due to increased blood pressure. C) Due to decreased oxygen levels. D) Due to reduced muscle activity. Show Answer Correct Answer: A) Due to improved heart efficiency. 19. What happens to heart rate as exercise intensity increases? A) It decreases. B) It remains constant. C) It increases linearly. D) It fluctuates. Show Answer Correct Answer: C) It increases linearly. 20. According to the Atua Matua framework, which pillar supports social connection and relationships? A) Tinana. B) Whanaungatanga. C) Wairua. D) Hinengaro. Show Answer Correct Answer: B) Whanaungatanga. 21. Running at submaximal intensity will result in stored glycogen depletion for all fiber types. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 22. What is the difference between direct and indirect calorimetry? A) Direct calorimetry measures heat while indirect calorimetry measures oxygen consumed vs carbon dioxide produced. B) Indirect calorimetry measures heat while direct calorimetry measures oxygen consumed vs carbon dioxide produced. C) All the above. D) None of the above. Show Answer Correct Answer: A) Direct calorimetry measures heat while indirect calorimetry measures oxygen consumed vs carbon dioxide produced. 23. (A-LREES) Which of the following is an acute respiratory response to exercise? A) Increased lung capacity. B) Increased tidal volume. C) Increased number of alveoli. D) Increased vital capacity. Show Answer Correct Answer: B) Increased tidal volume. 24. How does adrenaline and noradrenaline enhance cardiac output during exercise? A) By suppressing the immune system. B) By increasing HR and vasodilation. C) By increasing blood glucose levels. D) By decreasing heart rate. Show Answer Correct Answer: B) By increasing HR and vasodilation. 25. Which energy system is responsible for high-intensity efforts in a short period of time? A) Aerobic respiration. B) Anaerobic glycolysis. C) Phosphagen system. D) Oxidative phosphorylation. Show Answer Correct Answer: B) Anaerobic glycolysis. ← 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