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 3 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Physical Education Chapter 9 Physiology And Exercise Quiz 3 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What Acid-Base imbalance condition is usually from hyperventilation? A) Respiratory acidosis. B) Metabolic acidosos. C) Metabolic alkalosis. D) Respiratory alkalosis. Show Answer Correct Answer: A) Respiratory acidosis. 2. Which of the following muscle types is involve in peristalsis and not striated?! A) Smooth. B) Skeletal. C) Cardiac. D) All of the above are striated. Show Answer Correct Answer: A) Smooth. 3. What organ detects when there is too much c02 and/or lactic acid in the blood? A) Thermoreceptor. B) Golgi Tendon Organ. C) Chemoreceptor. D) Baroreceptor. Show Answer Correct Answer: C) Chemoreceptor. 4. What is Gestational Diabetes Mellitus (GDM)? A) A type of diabetes that begins during pregnancy and is caused by intolerance to glucose. B) A type of diabetes that starts in childhood and is caused by eating too much sugar. C) A type of diabetes that only affects men and is caused by lack of exercise. D) A type of diabetes that is always present from birth and is not related to pregnancy. Show Answer Correct Answer: A) A type of diabetes that begins during pregnancy and is caused by intolerance to glucose. 5. The contraction and then relaxation of a muscle in response to a stimulus that causes an action potential in one or more muscle fibers. A) Muscle Twitch. B) Muscle Fatigue. C) Muscle Stitch. D) Muscle Contraction. Show Answer Correct Answer: A) Muscle Twitch. 6. ..... is the enzyme that converts Angiotensinogen to Angiotensin I. A) ACE. B) ADH. C) Renin. D) ANP. Show Answer Correct Answer: C) Renin. 7. A baby born with 306 bones when grows into an adult have bones A) 260.0. B) 200.0. C) 206.0. D) 210.0. Show Answer Correct Answer: C) 206.0. 8. Which statement accurately describes a sarcomere? A) Contains only myosin. B) A multinucleated muscle fiber. C) Membrane regulating calcium release. D) Repeating unit where filaments interact. Show Answer Correct Answer: D) Repeating unit where filaments interact. 9. Which factor comes in common pathway of coagulation cascade? A) Factor 12. B) Factor 10. C) Factor 6. D) Factor 7. Show Answer Correct Answer: B) Factor 10. 10. Describe the pathway of blood circulation through the heart. A) Blood flows from the left atrium to the right ventricle, then to the body. B) Blood circulates from the body to the right atrium, right ventricle, lungs, left atrium, left ventricle, and then to the body. C) Blood moves from the body directly to the left atrium, bypassing the right side. D) Blood circulates from the lungs to the left ventricle, then to the right atrium. Show Answer Correct Answer: B) Blood circulates from the body to the right atrium, right ventricle, lungs, left atrium, left ventricle, and then to the body. 11. The MAP in a patient with a blood pressure of 180/60 mm Hg is A) 120 mm Hg. B) 100 mm Hg. C) 110 mm Hg. D) 90 mm Hg. Show Answer Correct Answer: B) 100 mm Hg. 12. Cardiac output is the amount of blood pumped by the right ventricle per minute A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 13. When you blink because of a shiny object, what part of the reflex arc is being executed? A) Response. B) Muscle. C) Finger. D) Brain. Show Answer Correct Answer: A) Response. 14. There are numbers of facial bone. A) 15.0. B) 13.0. C) 16.0. D) 14.0. Show Answer Correct Answer: D) 14.0. 15. These are veins that transfer oxygenated blood from the lungs to the heart. A) VENTRICLE. B) SUPERFICIAL VEIN. C) PULMONARY VEINS. D) CARDIAC VEINS. Show Answer Correct Answer: C) PULMONARY VEINS. 16. Which vessel type is primarily responsible for local vasomotor control and regulation of blood flow to tissues? A) Arterioles. B) Veins. C) Capillaries. D) Venules. Show Answer Correct Answer: A) Arterioles. 17. What is the role of collagen in the proliferative phase? A) It seals broken capillaries. B) It is thick and disorganized. C) It differentiates into various types. D) It reduces inflammation. Show Answer Correct Answer: B) It is thick and disorganized. 18. Factor that modifies heart rate:Sympathetic nervous system speeds up HR & parasympathetic nervous system slows HR A) Neural (ANS) controls. B) Hormones and ions. C) Physical Factors. D) None of the above. Show Answer Correct Answer: A) Neural (ANS) controls. 19. Stress hormone is ..... A) Adrenaline. B) Vasopressin. C) Oxytocin. D) Sex Hormone. Show Answer Correct Answer: A) Adrenaline. 20. Systole = ..... Diastole = ..... A) Contraction;relaxation. B) Relaxation;contraction. C) All the above. D) None of the above. Show Answer Correct Answer: A) Contraction;relaxation. 21. Thick muscle filament ..... Thin muscle filament A) Acetylcholine acetylcholinesterase. B) Myosin actin. C) Tendon fascia. D) Actin myosin. Show Answer Correct Answer: B) Myosin actin. 22. What is the primary purpose of a fibrin clot? A) To reduce the appearance of a scar over time. B) To phagocytize bacteria. C) To call other cells to the wound site. D) To seal broken capillaries and prevent infection. Show Answer Correct Answer: D) To seal broken capillaries and prevent infection. 23. Carbondioxide combines with water to form A) Carbon monoxide. B) Carbonic anhydrase. C) Carbonic acid. D) None of the above. Show Answer Correct Answer: C) Carbonic acid. 24. Which of the following lung capacities is the volume of air that can be maximally exhaled after a maximum inhalation? A) Total lung capacity. B) Inspiratory capacity. C) Vital capacity. D) Functional residual capacity. Show Answer Correct Answer: C) Vital capacity. 25. How do vasodilators and vasoconstrictors influence arterial blood pressure? A) They have no effect on arterial blood pressure. B) They influence arterial blood pressure by either decreasing or increasing it. C) They cause irregular heartbeats which have no impact on blood pressure. D) They only influence venous blood pressure. Show Answer Correct Answer: B) They influence arterial blood pressure by either decreasing or increasing it. 26. Connective tissue covering on muscles A) Matrix. B) Fascia. C) Sarcoplasmic reticulum. D) Tendon. Show Answer Correct Answer: B) Fascia. 27. What type of joint is the ankle A) Hinge. B) Ball and Socket. C) Pivot. D) None of these. Show Answer Correct Answer: A) Hinge. 28. At rest, this response is unexpected A) Gastric enzyme secretion. B) Mydriasis. C) Increased salivary secretion. D) Relaxation of gastrointestinal sphincter. Show Answer Correct Answer: B) Mydriasis. 29. What happens in saddle joint? A) Flexion, Extension, Abduction, Adduction and Circumduction. B) Lots of movement. C) Rotation, medial rotation and lateral rotation. D) None of the above. Show Answer Correct Answer: A) Flexion, Extension, Abduction, Adduction and Circumduction. 30. What part of the body is the "receptor" ? A) Spinal cord. B) Your reaction. C) Brain. D) Wherever you are touching an object. Show Answer Correct Answer: D) Wherever you are touching an object. 31. What are the major bones in the human body? A) Skullcap, jawbone, ankle. B) Humerus, radius, scapula. C) Clavicle, scapula, pelvis. D) Skull, vertebrae, ribs, sternum, humerus, radius, ulna, femur, patella, tibia, fibula. Show Answer Correct Answer: D) Skull, vertebrae, ribs, sternum, humerus, radius, ulna, femur, patella, tibia, fibula. 32. What are the Lymphatic Ducts? A) Right and Thoracic. B) Superior and inferior. C) Thoracic and Lumbar. D) Central and Peripheral. Show Answer Correct Answer: A) Right and Thoracic. 33. The lungs supply oxygen during exercise. A) Anatomy. B) Physiology. C) Both. D) None of the above. Show Answer Correct Answer: B) Physiology. 34. During exercise, all of these organs gain an increase in blood supply except for one. Which one DOES NOT receive more blood? A) Kidneys. B) Muscle. C) Heart. D) Skin. Show Answer Correct Answer: A) Kidneys. 35. The sympathetic nervous system ..... rate of contraction, by ..... Ca2+ influx through L-type channels A) Increases, decreasing. B) Decreases, decreasing. C) Decreases, increasing. D) Increases, increasing. Show Answer Correct Answer: D) Increases, increasing. 36. The term that means heart contraction is ..... A) Fibrillation. B) Systole. C) Diastole. D) Tachycardia. Show Answer Correct Answer: B) Systole. 37. Which factor primarily contributes to muscle fiber hypertrophy? A) Enhanced satellite cell activity. B) Decreased protein synthesis. C) Reduced mechanical tension. D) Increased mitochondrial density. Show Answer Correct Answer: A) Enhanced satellite cell activity. 38. The neuromuscular junction is created when the nerve cell reaches the ..... A) Sarcomere. B) Myofibril. C) Sarcolemma. D) Sarcoplasmic reticulum. Show Answer Correct Answer: C) Sarcolemma. 39. Why is your heart made of cardiac muscle? A) It allows you to breathe. B) It allows your heart to move. C) It allows your heart to pump constantly. D) It allows your atriums and ventricles to contract. Show Answer Correct Answer: C) It allows your heart to pump constantly. 40. The bone that forms the base of the skull is called which is a cranial bone A) Ethmoid. B) Frontal. C) Sphenoid. D) Occipital. Show Answer Correct Answer: D) Occipital. 41. About ..... mL of blood is pumped out of the left ventricle with each heart beat. (hint:it is 60% of the body's blood) A) 70. B) 60. C) 80. D) 50. Show Answer Correct Answer: A) 70. 42. It receives blood from the veins and pumps it to the right ventricle. A) LEFT VENTRICLE. B) RIGHT ATRIUM. C) LEFT ATRIUM. D) RIGHT VENTRICLE. Show Answer Correct Answer: B) RIGHT ATRIUM. 43. Which of these is a characteristic of cardiac myocytes? A) Voluntary contraction. B) Non-striated. C) Multinucleate. D) Intercalated disks. Show Answer Correct Answer: D) Intercalated disks. 44. These are called the powerhouse of the cell. They supply energy for the cell. A) Mitochondria. B) Cell membrane. C) Glucose. D) Protein. Show Answer Correct Answer: A) Mitochondria. 45. What is the basic rod-like unit of muscle fiber? A) Transverse Tubules. B) Myofibrils. C) Myofilament. D) Fascicles. Show Answer Correct Answer: B) Myofibrils. 46. The contractile element of muscle are A) Sarcolemma. B) Myofibrils. C) Epimysium. D) None. Show Answer Correct Answer: A) Sarcolemma. 47. Dorsal root of spinal nerves contains ..... A) Detector neurons. B) Receptor neurons. C) Stimulators. D) Effectors neurons. Show Answer Correct Answer: B) Receptor neurons. 48. The bony part of the shaft of long bone A) Hard. B) Soft. C) In between hard and soft. D) Sometimes hard. Show Answer Correct Answer: A) Hard. 49. Which best describes the sarcoplasm? A) Blood vessel network. B) Cytoplasmic matrix housing organelles. C) Gel storing energy. D) Rigid support structure. Show Answer Correct Answer: B) Cytoplasmic matrix housing organelles. 50. Characteristic of Type II muscle fibers, EXCEPT A) High capacity for glycolysis. B) Low capillary density. C) Slow contraction velocity. D) Fatigable. Show Answer Correct Answer: C) Slow contraction velocity. 51. What is the effect of glucagon on the liver? A) Inhibits gluconeogenesis. B) Increases glycogen synthesis. C) Stimulates glycogenolysis. D) Decreases glucose output. Show Answer Correct Answer: C) Stimulates glycogenolysis. 52. The movement that occurs at a shoulder joint during a cricket bowl is ..... A) Extension. B) Abduction. C) Rotation. D) Circumduction. Show Answer Correct Answer: D) Circumduction. 53. Covers the actin and prevents the myosin head to attach to the actin (rope or strand shape). A) Tropomyosin. B) Myosin and actin. C) Calcium and Oxygen. D) Glycogen and hemoglobin. Show Answer Correct Answer: A) Tropomyosin. 54. ..... transmit impulses from the spinal cord to skeletal and smooth muscles (such as those in your stomach), and so directly control all of our muscle movements. A) Sensory Neurons. B) Motor Neurons. C) Autonomic Neurons. D) Inter Neurons. Show Answer Correct Answer: B) Motor Neurons. 55. Compliance function in the cardiovascular system A) Is mostly located in arterioles and capillaries. B) Is mostly unaffected by aging. C) Is mostly located in the aorta. D) It does not affect the afterload. Show Answer Correct Answer: C) Is mostly located in the aorta. 56. Describe the lungs: A) Thick walls filled with tiny air sacs. B) Thin flexible walls filled with cartilage and air sacs. C) Thin, soft, and flexible-they are filled with tiny air sacs. D) Football shaped organs that have thick inflexible walls. Show Answer Correct Answer: C) Thin, soft, and flexible-they are filled with tiny air sacs. 57. Increase in muscle strength is correlated to physiologic changes that occurs after strenuous activities. When will a person notice improvement of their strength? A) 2 months. B) 1-2 weeks. C) 3-6 days. D) 5 weeks. Show Answer Correct Answer: A) 2 months. 58. The role of a ligament is to ..... A) Provide movement at a joint. B) Connect muscles to bones. C) Provide lubrication in joints. D) Connect bones together. Show Answer Correct Answer: D) Connect bones together. 59. 80-90% of transpiration conducted through ..... ? A) Lenticules. B) Stomata. C) Cuticle. D) None. Show Answer Correct Answer: B) Stomata. 60. Which hormone is responsible for parturition? A) Oxytocin. B) Progesteron. C) Cortisol. D) Estrogen. Show Answer Correct Answer: A) Oxytocin. ← 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 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 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books