This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Physical Education Chapter 5 Physiology And Exercise – Quiz 1 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Physical Education Chapter 5 Physiology And Exercise Quiz 1 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Emma has diabetes. Her endocrinologist suggested that she should exercise more. If Emma followed the doctor's advice, which of the following will be true? A) Her body will be less efficient in transporting glucose into the cells from the blood. B) Her insulin sensitivity will increase. C) Her insulin levels will increase. D) Her glucagon levels will decrease. Show Answer Correct Answer: B) Her insulin sensitivity will increase. 2. What causes blood flow to be redirected to active muscles during exercise? A) Parasympathetic nervous system activation. B) Vasodilation of blood vessels in active areas. C) Vasoconstriction in the heart. D) Increase in diastolic blood pressure. Show Answer Correct Answer: B) Vasodilation of blood vessels in active areas. 3. Which barrier is most common to low exercise adherence? A) Lack of time. B) Lack of access to gym. C) Fear of injury. D) Lack of knowledge. Show Answer Correct Answer: A) Lack of time. 4. T/F. Heart rate will plateau at a maximum even as workload continues to increase. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 5. When does SV usually plateau? A) ~40-60% of lactate threshold. B) ~40-60% of VO2max. C) ~40-60% of ventilatory threshold. D) None of the above. Show Answer Correct Answer: B) ~40-60% of VO2max. 6. At the start of the oxidative system, pyruvic acid is turned into ..... before it enters the Krebs Cycle. A) Acetyl CoA. B) Lactic acid. C) Pyruvate. D) None of the above. Show Answer Correct Answer: A) Acetyl CoA. 7. Why does body temperature remain elevated during the slow component of EPOC, rather than dropping immediately? A) To prevent the body from overheating. B) To allow for a gradual decrease in temperature, avoiding sudden physiological shock. C) To increase the rate of lactic acid production. D) To conserve energy for future exercise. Show Answer Correct Answer: B) To allow for a gradual decrease in temperature, avoiding sudden physiological shock. 8. If a client comes to you complaining of lingering and increasing muscle soreness more than 5 days after an intense training session, which of these should you be most concerned about? A) Inadequate muscle recovery. B) Severe dehydration. C) Kidney damage. D) A lawsuit. E) Decreased exercise performance. Show Answer Correct Answer: C) Kidney damage. 9. What is the maximal oxygen consumption of a marathon runner during exercise? A) 5100 milliliters per minute. B) 4000 milliliters per minute. C) 250 milliliters per minute. D) 3600 milliliters per minute. Show Answer Correct Answer: A) 5100 milliliters per minute. 10. What is anaerobic interval training? A) Short term high intensity bouts rest for lactate removal etc. B) Near VO2max rest for myoglobin replenishment etc. C) All the above. D) None of the above. Show Answer Correct Answer: A) Short term high intensity bouts rest for lactate removal etc. 11. Which of the following is a characteristic of oxidative phosphorylation? A) Fast ATP production. B) Uses oxygen to produce ATP. C) Only produces ATP anaerobically. D) Lasts less than 10 seconds. Show Answer Correct Answer: B) Uses oxygen to produce ATP. 12. The lactate produced in fast-twitch fibers is best described as: A) A metabolic dead-end that must be excreted. B) A substrate that can be oxidized in other tissues and fibers. C) A toxin that directly inhibits actin-myosin binding. D) The primary cause of delayed-onset muscle soreness. Show Answer Correct Answer: B) A substrate that can be oxidized in other tissues and fibers. 13. Which of these is not an example of connective tissue? A) Bicep. B) Ligament. C) Tendon. D) Bone. Show Answer Correct Answer: A) Bicep. 14. According to the ACSM Guidelines for Exercise Rx, how many days per week should adults engage in muscular strength and endurance training? A) 2 days/week. B) 1 day/week. C) 3 days/week. D) 5 days/week. Show Answer Correct Answer: A) 2 days/week. 15. Which of the following is NOT a component of the cardiovascular system? A) Heart. B) Blood vessels. C) Lungs. D) Blood. Show Answer Correct Answer: C) Lungs. 16. Which of the following is a skill related fitness component? A) Aerobic fitness. B) Flexibility. C) Power. D) Muscular Endurance. Show Answer Correct Answer: C) Power. 17. Which of these sets of factors determines the rate of ATP production? A) Substrate availability, enzyme activity. B) Amino acid concentration, triglyceride storage. C) Enzyme concentration, metabolic rate. D) Activation energy requirement, glycerol concentration. Show Answer Correct Answer: A) Substrate availability, enzyme activity. 18. How much can pulmonary ventilation increase during maximal exercise? A) Up to 10 fold. B) Up to 20 fold. C) Up to 5 fold. D) Up to 30 fold. Show Answer Correct Answer: B) Up to 20 fold. 19. What causes DOMS? A) Lactic acid build-up. B) Dehydration. C) Muscle fibre damage. D) Poor diet. Show Answer Correct Answer: C) Muscle fibre damage. 20. (EX-SM) An endomorph is typically characterized by: A) A slender, linear body type. B) A large, muscular build. C) A round, soft body type. D) A predominantly body structure. Show Answer Correct Answer: C) A round, soft body type. 21. Which part of the heart pumps deoxygenated (oxygen-poor) blood? A) Left side. B) Right side. C) Top side. D) Bottom side. Show Answer Correct Answer: B) Right side. 22. Which type of muscle contraction involves no change in the length of the muscle fiber? A) Isometric. B) Eccentric. C) Concentric. D) Isotonic. Show Answer Correct Answer: A) Isometric. 23. What is the point during exercise when ventilation increases disproportionately to oxygen consumption? A) Ventilatory Threshold. B) Lactate Threshold. C) VO2max. D) CO2max. Show Answer Correct Answer: A) Ventilatory Threshold. 24. Brian didn't ..... his parents about his english test score last week A) Told. B) Tell. C) Telling. D) Telled. Show Answer Correct Answer: B) Tell. 25. Athrophy is ..... A) Muscle gain. B) Muscle disease. C) Muscle loss. D) Break down of smooth muscles. Show Answer Correct Answer: C) Muscle loss. 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