This quiz works best with JavaScript enabled. Home > Class 12 > Class 12 Physical Education Chapter 9 Physiology And Exercise – Quiz 18 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Physical Education Chapter 9 Physiology And Exercise Quiz 18 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Magnesium is primary reabsorbed in which part of the nephron? A) Proximal convoluted tubule. B) Loop of Henle. C) Distal convoluted tubule. D) Collecting tubules. Show Answer Correct Answer: B) Loop of Henle. 2. The role of the diaphragm during inhalation is ..... A) Contract and moves upwards. B) Contract and move downwards. C) Relax and flatten. D) Relax and move downwards. Show Answer Correct Answer: B) Contract and move downwards. 3. The capacity of muscles to absorb and consume oxygen is called- A) Oxygen intake. B) Oxygen gain. C) Oxygen uptake. D) Oxygen transfer. Show Answer Correct Answer: C) Oxygen uptake. 4. When the diapragm relaxes and moves back up, the lungs are ..... A) Expanding with air. B) Shrinking-pushing air out. C) All the above. D) None of the above. Show Answer Correct Answer: B) Shrinking-pushing air out. 5. A person who exhibits very large muscles has the condition of A) Atrophy. B) Hypertrophy. C) Muscular dysterophy. D) Muscle. Show Answer Correct Answer: B) Hypertrophy. 6. Lymph movement comes from: A) Skeletal muscle and respiratory pump. B) Cardiac and hepatic pump. C) Cranial-sacral pulse. D) Peristalsis. Show Answer Correct Answer: A) Skeletal muscle and respiratory pump. 7. Amount of blood expelled in a single contraction is- A) Cardiac output. B) Stroke volume. C) Pulmonary output. D) Blood pressure. Show Answer Correct Answer: B) Stroke volume. 8. Outline the main processes involved in digestion. A) Absorption, filtration, respiration, and secretion. B) Mechanical breakdown, synthesis, storage, and excretion. C) The main processes involved in digestion are ingestion, mechanical digestion, chemical digestion, absorption, and elimination. D) Ingestion, fermentation, detoxification, and hydration. Show Answer Correct Answer: C) The main processes involved in digestion are ingestion, mechanical digestion, chemical digestion, absorption, and elimination. 9. It increases hepatic glucose production during exercise. A) Kidney. B) Liver. C) Heart. D) Pancreas. Show Answer Correct Answer: B) Liver. 10. Which one of the following is a key characteristic of Fast Twitch B muscle fibers? A) They are Red in color, meaning they contain a lot of mitochondria. B) They contract rapidly with great force but fatigue fast (as they use creatine phosphate pathway). C) They are recruited for long duration activities. D) They contain high numbers of Mitochondria. Show Answer Correct Answer: B) They contract rapidly with great force but fatigue fast (as they use creatine phosphate pathway). 11. The tricuspid valve is present between A) Ventricle and pulmonary artery. B) Ventricle and aorta. C) Left auricle and left ventricle. D) Right auricle and right ventricle. Show Answer Correct Answer: D) Right auricle and right ventricle. 12. Which of the following does not act as a neurotransmitter? A) Acetylcholine. B) Epinephrine. C) Norepinephrine. D) Cortisone. Show Answer Correct Answer: D) Cortisone. 13. Order of Electrical activity in the Hearth A) SA Node $\rightarrow$ AV node $\rightarrow$ Bundle of His $\rightarrow$ Bundle branches $\rightarrow$ Perkins Fibres. B) SA Node $\rightarrow$ AV node $\rightarrow$ Perkinje Fibres $\rightarrow$ Bundle of His $\rightarrow$ Bundle branches. C) SA Node $\rightarrow$ AV node $\rightarrow$ Bundle branches $\rightarrow$ Bundle of His $\rightarrow$ Perkinje Fibres. D) None of these. Show Answer Correct Answer: A) SA Node $\rightarrow$ AV node $\rightarrow$ Bundle of His $\rightarrow$ Bundle branches $\rightarrow$ Perkins Fibres. 14. Which muscle is primarily being stretched when you pull your arm across your chest? A) Deltoids (Delts). B) Rectus Abdominus (Abs). C) Quadriceps (Quads). D) Latissimus Dorsi (Lats). Show Answer Correct Answer: A) Deltoids (Delts). 15. The synovial joints are freely movable joint A) True. B) False. C) None. D) None. Show Answer Correct Answer: A) True. 16. One of the following steps in the excitation contraction coupling is similar to both skeletal and smooth muscles: A) Activation of myosin. B) Exposure of active sites in actin. C) Release of calcium from sarcoplasmic reticulum. D) Binding of calcium to troponin C. Show Answer Correct Answer: C) Release of calcium from sarcoplasmic reticulum. 17. When you bend your arm at the elbow to lift a weight, which muscle is primarily responsible for this movement? A) Biceps brachii. B) Triceps brachii. C) Deltoid. D) Latissimus dorsi. Show Answer Correct Answer: A) Biceps brachii. 18. Which muscles contract to cause air to pass into the lungs through the trachea? A) Internal intercostal muscles and diaphragm. B) Internal intercostal muscles and abdomen wall muscles. C) External intercostal muscles and diaphragm. D) External intercostal muscles and abdomen wall muscles. Show Answer Correct Answer: C) External intercostal muscles and diaphragm. 19. The triceps extend the elbow to throw a basketball. A) Anatomy. B) Physiology. C) Both. D) None of the above. Show Answer Correct Answer: B) Physiology. 20. What happens to the muscles during hypertrophy? A) The muscle fibers decrease in size. B) The muscle fibers increase in size. C) The number of muscle fibers decreases. D) The number of muscle fibers increases. Show Answer Correct Answer: B) The muscle fibers increase in size. 21. Where does flexion and extension joint locate? A) Skull and neck. B) Elbow and knees. C) Shoulder and arms. D) Hip and chest. Show Answer Correct Answer: B) Elbow and knees. 22. An increase in heart rate in response to exercise is controlled by what Nervous System? A) Autonomic. B) Somatic. C) Peripheral. D) None of the above. Show Answer Correct Answer: A) Autonomic. 23. Which of the following would not be produced by total pancreatectomy? A) Vitamin E deficiency. B) Hyperglycemia. C) Weight gain. D) Decreased absorption of amino acid. Show Answer Correct Answer: C) Weight gain. 24. This structure sends afferent nerve impulses to the brain. A) Adipose tissue. B) Cartilage. C) Ventral horn on the spinal cord. D) Dorsal horn on the spinal cord. Show Answer Correct Answer: D) Dorsal horn on the spinal cord. 25. What does RER stand for and which equation would you use to find it? A) Respiratory Exchange Ratio VO2/VCO2. B) Respiratory Exchange Ratio VCO2/VO2. C) Resting Electrolyte Reserve amount of K/amount of NA. D) Resting Electrolyte Reserve amount of NA/amount of K. Show Answer Correct Answer: B) Respiratory Exchange Ratio VCO2/VO2. ← PreviousNext →Related QuizzesClass 12 Physical Education Chapter 9 Physiology And Exercise Quiz 1Class 12 Physical Education Chapter 9 Physiology And Exercise Quiz 2Class 12 Physical Education Chapter 9 Physiology And Exercise Quiz 3Class 12 Physical Education Chapter 9 Physiology And Exercise Quiz 4Class 12 Physical Education Chapter 9 Physiology And Exercise Quiz 5Class 12 Physical Education Chapter 9 Physiology And Exercise Quiz 6Class 12 Physical Education Chapter 9 Physiology And Exercise Quiz 7Class 12 Physical Education Chapter 9 Physiology And Exercise Quiz 8Class 12 Physical Education Chapter 9 Physiology And Exercise Quiz 9Class 12 Physical Education Chapter 9 Physiology And Exercise Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books