This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Physical Education Chapter 5 Physiology And Exercise – Quiz 31 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Physical Education Chapter 5 Physiology And Exercise Quiz 31 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What percentage of oxygen in the blood is transported by hemoglobin as oxyhemoglobin within red blood cells? A) 68%. B) 95%. C) 98.5%. D) 99.5%. Show Answer Correct Answer: C) 98.5%. 2. What is the minimum rest period recommended between repeated submaximal exercise tests? A) 30 seconds. B) 1-2 minutes. C) 5 minutes. D) 10 minutes. Show Answer Correct Answer: C) 5 minutes. 3. "Water pills" that help the body get rid of water quickly to lose weight fast or hide other drugs. A) Steroids. B) Diuretics. C) Creatine. D) Beta Blockers. Show Answer Correct Answer: B) Diuretics. 4. What is the normal blood pressure reading for an adult? A) 110/70. B) 120/80. C) 130/90. D) 140/100. Show Answer Correct Answer: B) 120/80. 5. Which pattern describes vascular adjustments in exercise? A) All organs receive equal blood flow increases. B) Non-working muscles dilate, working muscles constrict. C) Working muscles dilate, non-working muscles constrict. D) Viscera dilate, reducing muscle flow. Show Answer Correct Answer: C) Working muscles dilate, non-working muscles constrict. 6. What is standard deviation? A) The average value among a population. B) The spread around the mean. C) The most frequent value in a population. D) The difference between outliers. Show Answer Correct Answer: B) The spread around the mean. 7. The 'fatmax' intensity is best defined as the exercise intensity at which: A) Total fat mass decreases fastest. B) Absolute rate of fat oxidation is maximal. C) RER equals 0.85 exactly. D) Lactate begins to accumulate. Show Answer Correct Answer: B) Absolute rate of fat oxidation is maximal. 8. A marathon runner produces 20 times more heat than at rest. What prevents lethal overheating? A) Renal clearance of electrolytes. B) Cutaneous vasodilation and sweating. C) Enhanced lung oxygen diffusion. D) Cerebral vasoconstriction. Show Answer Correct Answer: B) Cutaneous vasodilation and sweating. 9. A key physiologic contributor to post-exercise hypotension is: A) Increased systemic vascular resistance via sympathetic activation. B) Sustained peripheral vasodilation and altered baroreflex set-point. C) Increased blood viscosity after exercise. D) Reduced nitric oxide bioavailability. Show Answer Correct Answer: B) Sustained peripheral vasodilation and altered baroreflex set-point. 10. A Respiratory Exchange Ratio (RER) of 1.0 would indicate A) 100% kcal from Carbs. B) 100% kcal from Fats. C) 50/50 mix carbs and fats. D) None of the above. Show Answer Correct Answer: A) 100% kcal from Carbs. 11. Which statement is TRUE about the force-velocity relationship? A) Maximum force occurs at maximum velocity. B) Velocity decreases as load increases. C) Muscles generate maximum force at maximum velocity. D) Force is independent of velocity. Show Answer Correct Answer: B) Velocity decreases as load increases. 12. Which is of these is not a fuel source of the anaerobic glycolysis system? A) Protein. B) Fat. C) Carbohydrate. D) Water. Show Answer Correct Answer: D) Water. 13. Cardiac Muscle is found in A) Your Hamstrings. B) Your Brain. C) Your Lungs. D) Your Heart. Show Answer Correct Answer: D) Your Heart. 14. During a graded exercise test, a client's final energy expenditure was 20 kcal/min. What was their absolute oxygen consumption for this activity? A) 2.0 L/min. B) 3.5 L/min. C) 4.0 L/min. D) 5.0 L/min. Show Answer Correct Answer: C) 4.0 L/min. 15. Approximately how much additional oxygen is used during the fast component of EPOC? A) Less than 1 liter. B) 1-4 liters. C) 5-10 liters. D) More than 10 liters. Show Answer Correct Answer: B) 1-4 liters. 16. Chemoreceptors are located where A) Carotid artery and aorta. B) Blood vessels supplying the heart. C) On the skin surface. D) In the medulla. Show Answer Correct Answer: A) Carotid artery and aorta. 17. What is the purpose of the RPE scale for athletes? A) To measure speed. B) To track calories burned. C) To provide information on exertion levels. D) To monitor hydration levels. Show Answer Correct Answer: C) To provide information on exertion levels. 18. Which part of the nervous system is responsible for conscious and unconscious thoughts, emotions, and moods? A) Peripheral nervous system (PNS). B) Brain. C) Spinal cord. D) Motor neurons. Show Answer Correct Answer: B) Brain. 19. What is the main source of energy in the body? A) Carbohydrates. B) Adenosine Triphosphate (ATP). C) Proteins. D) Fats. Show Answer Correct Answer: B) Adenosine Triphosphate (ATP). 20. What is VO2max a measure of? A) Anaerobic endurance. B) Aerobic power. C) Muscle strength. D) Flexibility. Show Answer Correct Answer: B) Aerobic power. 21. Which principle states that training adaptations are lost when exercise stops? A) Overload. B) Reversibility. C) Specificity. D) Progression. Show Answer Correct Answer: B) Reversibility. 22. What hormone increases gluconeogenesis and stimulates the release of IGF-1? A) Growth Hormone. B) Testosterone. C) Estrogen. D) Catecholamines. Show Answer Correct Answer: A) Growth Hormone. 23. Which fiber type is most likely to be recruited during a 1-RM? A) Type IIx only. B) All fibers. C) Type 1 only. D) Type IIa only. Show Answer Correct Answer: B) All fibers. 24. Group of muscles located in front of the thigh. A) Quardriceps. B) Triceps. C) Biceps. D) None of the above. Show Answer Correct Answer: A) Quardriceps. 25. What does V02 Max measure? A) The amount of endurance you can withstand. B) Your max strength. C) Your fitness level. D) The amount of Oxygen your body can take in and use during exercise. Show Answer Correct Answer: D) The amount of Oxygen your body can take in and use during exercise. ← 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