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Unit 3 Final Exam Multiple Choice Identify the letter of the choice that best completes the statement or answers the question. ____ ____ ____ ____ ____ ____ ____ ____ ____ ____ ____ 1. Several immovable joints are found in the human body. These joints are in the a. knee c. wrist b. skull d. knuckle 2. What is a typical blood pressure value for a young adult? a. 3/2 c. 120/80 b. 37ºC d. 80/120 3. As part of an exercise experiment, you measure pulse and blood pressure before exercising. In terms of experimental design, this is done to provide a a. BMI c. normal level b. fitness level d. control 4. Which of the following structures is not part of the circulatory system? a. veins c. capillaries b. alveoli d. arteries 5. The order in which food processing occurs in most organisms, including humans, is a. ingestion, digestion, absorption, egestion b. ingestion, absorption, digestion, egestion c. absorption, ingestion, digestion, egestion d. ingestion, egestion, digestion, absorption 6. The exchange of gases takes place in the a. bronchioles c. bronchi b. alveoli d. all of the above 7. Which of the following is not an effect of alcohol consumption? a. oxygen delivery to tissues is decreased b. increased urination c. slower pulse d. all of the above are effects of alcohol 8. Choose the correct order of blood vessels used as blood leaves the heart for a systemic circuit. a. arteries, arterioles, capillaries, veins, venules b. arteries, arterioles, capillaries, venules, veins c. veins, venules, capillaries, arterioles, arteries d. arterioles, arteries, capillaries, venules, veins 9. Only one type of muscle is able to contract and relax for very long time periods without fatigue. This type of muscle is known as a. voluntary c. cardiac b. involuntary d. smooth 10. The male gonads are known as a. epididymis c. vas deferens b. testes d. ovaries 11. Which of the following is the pathway taken by food through the digestive tube? a. esophagus, stomach, large intestine, small intestine b. esophagus, stomach, liver, pancreas, small intestine. large intestine ____ 12. ____ 13. ____ 14. ____ 15. ____ 16. ____ 17. ____ 18. ____ 19. ____ 20. ____ 21. ____ 22. ____ 23. ____ 24. c. esophagus, stomach, small intestine, large intestine d. esophagus, liver, pancreas, stomach, small intestine, large intestine The structures found wherever materials transfer between the bloodstream and an organ are a. arteries c. veins b. capillaries d. alveoli After urine has been formed, it is stored in the a. kidneys c. urethra b. bladder d. ureter Urine is carried out of the kidney by the a. urethra c. ureter b. renal artery d. renal vein Which of the following structures is not part of the excretory system? a. all of these are part of the excretory system b. kidneys c. liver d. ureter The process during which the sperm cell unites with an egg cell to form a zygote is known as a. fertilization c. reproduction b. intercourse d. all of the above During the process of exhaling, the a. diaphragm contracts, and the intercostal muscles contract b. diaphragm contracts, and the intercostal muscles relax c. diaphragm relaxes, and the intercostal muscles relax d. diaphragm relaxes, and the intercostal muscles contract The female gonads are known as the a. uterus c. testes b. fallopian tubes d. ovaries The pathway taken by air entering the lungs is a. nasal cavity, trachea, bronchi b. nasal cavity, esophagus, trachea, bronchi c. nasal cavity, trachea, esophagus, bronchi d. nasal cavity, esophagus, bronchi Different tissues working together to perform a function are known as a. tissues c. organs b. cells d. organisms What is/are the functions of the nasal cavity in the breathing process? a. warm and moisten the incoming air c. gas exchange b. filter the incoming air d. a and b only Which of the following organs is not a part of the digestive system? a. liver c. pancreas b. kidneys d. intestines The blood vessels carrying blood into the kidneys are the a. renal arteries c. renal veins b. ureters d. aortas Gas exchange between the blood and air in the lungs takes place because of a. diffusion c. blood pressure b. air pressure d. none of the above ____ 25. Which of the following indicates the direction of a nerve impulse? a. axon, cell body, dendrite c. dendrite, cell body, axon b. dendrite, axon, cell body d. cell body, dendrite, axon Matching Match the digestive organ with what happens to the food in that organ. a. mouth d. large intestine b. stomach e. duodenum c. small intestine ____ ____ ____ ____ ____ 26. 27. 28. 29. 30. absorption of water, dissolved minerals, and some vitamins absorption of most nutrients most chemical digestion and addition of liver and pancreatic secretions physical digestion and start of carbohydrate digestion start of protein digestion and absorption of some simple materials The nervous system has several divisions. Match the system with the best description. a. somatic nervous system d. central nervous system b. sympathetic nervous system e. peripheral nervous system c. parasympathetic nervous system ____ ____ ____ ____ ____ 31. 32. 33. 34. 35. function without conscious control to prepare the body for danger function without conscious control to return body to normal state after stress motor neurons under conscious control brain and spinal cord all nerves except the brain and spinal cord Match the organ system with its major function. a. digestive b. circulatory c. respiratory d. reproductive ____ ____ ____ ____ ____ ____ 36. 37. 38. 39. 40. 41. e. f. g. h. excretory locomotion endocrine nervous removal of wastes transportation of nutrients, gases, and wastes chemical regulation of body activities movement of the body breakdown of food gas exchange There are many diagnostic tools available to medical specialists. Match the tool to the clue provided. a. X-ray e. endoscope b. CT scan f. sphygmomanometer c. nuclear imaging g. ECG d. MRI h. spirometer ____ ____ ____ ____ ____ ____ 42. 43. 44. 45. 46. 47. detects high blood pressure provides non-invasive information about structure and function provides minimally-invasive and detailed view of body structure provides 3-D structural information shows heart rate and rhythm measures air exchanged during breathing When recording normal levels for body system activity, it is important to use the correct units. Match the unit with the measurement. a. % (percent) d. beats/min b. ºC e. breaths/min c. pH unit f. mm Hg ____ ____ ____ ____ ____ 48. 49. 50. 51. 52. pulse blood pressure blood glucose blood acidity temperature Match each of the blood components with its function. a. plasma b. erythrocyte (red blood cell) c. leukocyte, lymphocyte (white blood cell) d. platelet ____ ____ ____ ____ 53. 54. 55. 56. fights infection or provides immunity initiates blood clotting carries oxygen acts as solvent for materials to be transported Short Answer 57. What are the major functions of the human endocrine system? ( 1mark ) 58. What is the function of motor neurons? ( 1 mark ) 59. Which two organ systems work together to allow human locomotion to take place? ( 1mark ) Modified True/False Indicate whether the sentence or statement is true or false. If false, change the identified word or phrase to make the sentence or statement true. ____ 60. Cells similar in shape and function work together as organs. ____________________ ____ 61. A compound released by one type of cell that has an effect on other cells of the body is known as a(n) enzyme. ____________________ ____ 62. The structure that prevents food from entering the trachea and getting into the lungs is the larynx. ____________________ ____ 63. The contraction phase of the heart is known medically as diastole. ____________________ ____ 64. The maintenance of a healthy balance of all chemical reactions in an organism is known as negative feedback. ____________________ ____ 65. In humans, the heart, blood vessels, and blood make up the cardiovascular system. ____________________ ____ 66. The function of most of the small intestine in humans is absorption. ____________________ ____ 67. Cellulose found in plant cell walls is important for proper function of the large intestine. Cellulose in the diet is called fibre. ____________________ ____ 68. Each kidney is made up of approximately one million microscopic tubules called nephrons. ____________________ ____ 69. The system responsible for chemical regulation of body activities is the nervous system. ____________________ ____ 70. Gas exchange takes place in millions of tiny structures known as bronchioles. ____________________ ____ 71. During exercise, the heart rate increases and the blood pressure decreases. ____________________ ____ 72. To listen to the sounds of the heart, a doctor uses a(n) electrocardiograph. ____________________