This quiz works best with JavaScript enabled. Home > Cbse > Class 12 > Common Subjects > Physical Education > Class 12 Physical Education Chapter 9 Physiology And Exercise – Quiz 10 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Physical Education Chapter 9 Physiology And Exercise Quiz 10 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The biceps are located in the upper arm. A) Anatomy. B) Physiology. C) Both. D) None of the above. Show Answer Correct Answer: A) Anatomy. 2. Choose the correct statement / statements A) The auditory ossicles are under axial skeleton. B) The auditory ossicles are six in number. C) The stapes are the smallest bone in the human body. D) All are correct. Show Answer Correct Answer: D) All are correct. 3. Pulmonary ventilation (VE) = ..... X ..... A) Tidal volume X Breathing rate. B) Expiratory reserve volume X Residual volume. C) Residual volume X Breathing rate. D) Vital capacity X Breathing rate. Show Answer Correct Answer: A) Tidal volume X Breathing rate. 4. ..... Does not determine physical fitness. A) Strength and speed. B) Inflexibility. C) Stamina. D) Endurance. Show Answer Correct Answer: B) Inflexibility. 5. A synaptic connection between a neuron and a muscle cell is called a ..... A) Neuromuscular junction. B) Action potential. C) Dendrite. D) Synapse. Show Answer Correct Answer: A) Neuromuscular junction. 6. How does the cardiovascular system support other body systems? A) It regulates body temperature by absorbing heat. B) It circulates oxygen only to the lungs. C) It produces hormones for digestion. D) The cardiovascular system supports other body systems by delivering essential substances and removing waste. Show Answer Correct Answer: D) The cardiovascular system supports other body systems by delivering essential substances and removing waste. 7. Hypertrophy of the heart takes place A) The left Ventricle. B) The Left Atrium. C) The Aorta. D) In the septum. Show Answer Correct Answer: A) The left Ventricle. 8. Fluid filled cavity in the brain is called as ..... A) Matter. B) Ventricles. C) Cavity. D) Meninges. Show Answer Correct Answer: B) Ventricles. 9. This is also called as the windpipe. A) TRACHEA. B) LARYNX. C) DIAPHRAGM. D) PHARYNX. Show Answer Correct Answer: A) TRACHEA. 10. Afterload is the same as Mean arterial pressure A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 11. When oxygen goes in the body, to the muscles then carbon dioxide leaves muscles by blood to lungs-known as: A) External Respiration. B) Internal Respiration. C) Cellular Respiration. D) None of the above. Show Answer Correct Answer: B) Internal Respiration. 12. What does a spasm of the diaphragm cause? A) Hiccup. B) Yawn. C) Sneeze. D) Cough. Show Answer Correct Answer: A) Hiccup. 13. Which of the following structures is referred to as the "capacitor of the neuron" and promotes saltatory transmission? A) Myelin sheath. B) Nodes of Ranvier. C) Axon hillock. D) None of the above (NOTA). Show Answer Correct Answer: D) None of the above (NOTA). 14. Which describes the structure of myofibrils? A) Thin supporting filaments. B) Fluid sacs storing calcium. C) Long cylinders made of sarcomeres. D) Short branched fibers. Show Answer Correct Answer: C) Long cylinders made of sarcomeres. 15. Which metabolic pathway is anaerobic, has medium amounts of mitochondria, and creates lactic acid A) Creatine Phosphate. B) Fermentation. C) Cellular Respiration. D) None of the above. Show Answer Correct Answer: B) Fermentation. 16. Ca$^{2+}$ causes ..... to bind to the thin filament, bringing thick and thin filaments closer together. A) Sodium. B) Potassium. C) Titin. D) Phosphate. Show Answer Correct Answer: C) Titin. 17. Which chemical is used to allow muscles to contract? A) Calcium. B) ATP. C) Lactic acid. D) ATP and Calcuim. Show Answer Correct Answer: B) ATP. 18. What is the role of glucagon during fasting? A) Promotes fat storage. B) Stimulates insulin secretion. C) Increases blood glucose levels. D) Decreases glucose production. Show Answer Correct Answer: C) Increases blood glucose levels. 19. This is the result of an decrease of negative charge within the cell; thus, making it more positive. A) Hyperpolarization. B) Repolarization. C) Depolarization. D) Resting membrane potential. Show Answer Correct Answer: C) Depolarization. 20. During ..... , the diaphragm relaxes and raises up, reducing thoracic cavity volume and air leaves the body. A) Ventilation. B) Inspiration. C) Expiration. D) Inhalation. Show Answer Correct Answer: C) Expiration. 21. What is the normal pH of our blood? A) 9.3. B) 7.4. C) 5.6. D) 3.2. Show Answer Correct Answer: B) 7.4. 22. Where in the heart could I find the SA Node? A) Right Atrium. B) Left Atrium. C) Right Ventricle. D) Left Ventricle. Show Answer Correct Answer: A) Right Atrium. 23. Why does the partial pressure of Oxygen change from the pulmonary artery (100mmHG) to the pulmonary vein (40mmHG)? A) CO2 pickup in the capillaries causes the change in pressure. B) Oxygen is gained in the capillaries. C) Oxygen is lost on the way to the capillaries. D) Oxygen is lost in the capillaries. E) Oxygen is gained on the way to the capillaries. Show Answer Correct Answer: D) Oxygen is lost in the capillaries. 24. If someone is eating plenty of starch and their cells have glucose molecules, what other reason could they feel so tired? A) They might not be drinking enough water. B) They might not be stretching when they get up in the morning. C) They might not be getting enough oxygen molecules. D) They might not be getting enough exercise. Show Answer Correct Answer: C) They might not be getting enough oxygen molecules. 25. This is responsible for the production of myelin sheath in the CNS: A) Astrocytes. B) Microglia. C) Schwann cells. D) Oligodendrocytes. Show Answer Correct Answer: D) Oligodendrocytes. 26. T/F:Heart murmurs are indicative of the valves of the heart not functioning properly: A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 27. Contractility is the same as contractile force. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 28. Overstretching of ligament causes ..... A) Bruises. B) Sprain. C) Strain. D) Contusion. Show Answer Correct Answer: B) Sprain. 29. The soft tissue present in the hollow space of the shaft is called A) Boney plate. B) Boney line. C) Boney cartilage. D) Bone marrow. Show Answer Correct Answer: D) Bone marrow. 30. A new mother calls the pediatrician because she is concerned that her infant defecates after every meal. Which of the following is the cause of normal bowel movements in newborns? A) Gastro-ileal reflex. B) Defecation reflex. C) Gastrocolic reflex. D) Intestino-intestinal reflex. Show Answer Correct Answer: C) Gastrocolic reflex. 31. Saliva is important in lubrication, protection and even digestion of some carbohydrates. High flow rate of salivary secretion will have the following content EXCEPT? A) Low sodium. B) Lingual lipase. C) Isotonic. D) Low potassium. Show Answer Correct Answer: A) Low sodium. 32. Where does the process of muscle contraction begin? A) In the blood vessels. B) In the heart. C) In the neuromuscular junction. D) In the skeletal system. Show Answer Correct Answer: C) In the neuromuscular junction. 33. Where are your interneurons located? A) Finger. B) Reaction time. C) Muscle. D) Brain. Show Answer Correct Answer: D) Brain. 34. A molecule that organisms get from the air or water around them and use to release energy A) Proteins. B) Glucose. C) Oxygen. D) Amino acids. Show Answer Correct Answer: C) Oxygen. 35. Range of movements of any muscle or joint is called as? A) Strength. B) Endurance. C) Flexibility. D) Speed. Show Answer Correct Answer: C) Flexibility. 36. The nodal system is A) The controlling system for voluntary cardiac muscle constriction. B) The unifying control system for the heart beats. C) The control system for vasodilation of blood vessels. D) None of the above. Show Answer Correct Answer: B) The unifying control system for the heart beats. 37. Which of the following is a consequence of insulin deficiency? A) Increased glucose uptake. B) Increased blood glucose levels. C) Decreased fat breakdown. D) Increased protein synthesis. Show Answer Correct Answer: B) Increased blood glucose levels. 38. Which of the following is responsible for sleep cycle movements? A) Adrenaline. B) Dopamine. C) Melatonin. D) Serotin. Show Answer Correct Answer: C) Melatonin. 39. What is the role of T-tubules in muscle contraction? A) Transport acetylcholine. B) Conduct signals to trigger calcium release. C) Return calcium to the SR. D) Made of thick/thin filaments. Show Answer Correct Answer: B) Conduct signals to trigger calcium release. 40. The main posterior muscle of the torso is the ..... A) Gluteals. B) Tricep. C) Latissimus Dorsi. D) Pectorals. Show Answer Correct Answer: C) Latissimus Dorsi. 41. The joints present in the skull bones are called A) Diathesis. B) Cartilaginous. C) Sutures. D) Amphiarthosis. Show Answer Correct Answer: C) Sutures. 42. Which is NOT a function of the Respiratory System? A) It warms the air. B) It exchanges O$_{2}$ and CO$_{2}$. C) It pumps blood to the organs. D) It creates sound through the larynx. Show Answer Correct Answer: C) It pumps blood to the organs. 43. These are made up of hundreds or thousands of smaller units called amino acids. A) VITAMINS. B) FATS. C) PROTEINS. D) CARBOHYDRATES. Show Answer Correct Answer: C) PROTEINS. 44. In which blood vessels connected to the heart does the blood have the lowest carbon dioxide concentration? A) Vena cava. B) Coronary vein. C) Pulmonary artery. D) Pulmonary vein. Show Answer Correct Answer: D) Pulmonary vein. 45. Who is considered as Father of medicines? A) Aristotle. B) Hirophilus. C) Erasistratus. D) Hippocrates. Show Answer Correct Answer: D) Hippocrates. 46. What is the correct organizational sequence of the nervous system when a stimulus is introduced? A) Interneuron, afferent, and efferent. B) Efferent, interneuron, and afferent. C) Afferent, efferent, and interneuron. D) Afferent, interneuron, and efferent. Show Answer Correct Answer: D) Afferent, interneuron, and efferent. 47. Breathing rate is ..... A) An increase in the number of times you breathe per minute. B) An increase in the number of times you breathe during rest. C) An increase in the number of times you breathe during exercise. D) An increase in the number of times you breathe per hour. Show Answer Correct Answer: A) An increase in the number of times you breathe per minute. 48. Growth factors are responsible for calling additional cells to a wound. Which types of cells might respond to the growth factors? A) Fibroblasts and melanocytes. B) Connective tissue cells. C) Epithelial and muscle cells. D) Neutrophils and macrophages. Show Answer Correct Answer: D) Neutrophils and macrophages. 49. Site of water absorption A) Leaves. B) Stem. C) Flowers. D) Root. Show Answer Correct Answer: D) Root. 50. Which history increases the risk of Diabetes Mellitus? A) Having a cold during pregnancy. B) Exercising regularly during pregnancy. C) Having Gestational Diabetes Mellitus (GDM) or giving birth to a baby over 4 kilograms. D) Eating only vegetables during pregnancy. Show Answer Correct Answer: C) Having Gestational Diabetes Mellitus (GDM) or giving birth to a baby over 4 kilograms. 51. What is the main action of somatostatin? A) Enhance glycogen synthesis. B) Increase glucose production. C) Inhibit both insulin and glucagon secretion. D) Stimulate insulin secretion. Show Answer Correct Answer: C) Inhibit both insulin and glucagon secretion. 52. What is forelimb? A) Posterior limb. B) Hands and legs. C) Anterior limb. D) Skull and hip. Show Answer Correct Answer: C) Anterior limb. 53. This is the result of an increase of negative charge within the cell; thus, making it more negative than usual. A) Depolarization. B) Hypertrophy. C) Hyperpolarization. D) Hyperplasia. Show Answer Correct Answer: C) Hyperpolarization. 54. Vasopressin is called as ..... A) Antidiuretic hormone. B) Growth regulating substance. C) Synovial fluid. D) Neurotransmitter. Show Answer Correct Answer: A) Antidiuretic hormone. 55. A neuron that conveys sensory impulse from a receptor to the central nervous system is called A) Afferent Nerve. B) Efferent Nerve. C) Both. D) None. Show Answer Correct Answer: B) Efferent Nerve. 56. Increase in muscle pliability is A) An adaptation involving flexibility of muscles. B) An adaptation involving flexibility of muscles. C) An acute response involving tearing muscles. D) An acute response involving flexibility of muscles. Show Answer Correct Answer: D) An acute response involving flexibility of muscles. 57. This muscle is responsible for isometric, eccentric, and concentric contraction. A) Synergist. B) Agonist. C) Fixator. D) Antagonist. Show Answer Correct Answer: B) Agonist. 58. A waste product that diffuses out of the cell is ..... A) Oxygen. B) Glucose (food). C) Carbon dioxide. D) Bacteria. Show Answer Correct Answer: C) Carbon dioxide. 59. About how many liters of blood per minute does your lungs receive when you are at rest? A) 4-6 L. B) 2-4 L. C) 3-5 L. D) 5-7 L. E) 6-8 L. Show Answer Correct Answer: A) 4-6 L. 60. Assertion (A):The SA node (sino-atrial node) is the natural pacemaker.Reason (R ):Generates the action potentials in the conducting system. A) Statement A is correct R is wrong. B) Statement A is wrong R is correct. C) Both Statement A and R is wrong. D) Both Statement A and R is correct. Show Answer Correct Answer: C) Both Statement A and R is wrong. ← PreviousNext →Related QuizzesCommon Subjects QuizzesClass 12 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 8 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books