chap 45 Respiration

chap 45 Respiration - Name: _ Class: _ Date: _ ID: A chap...

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Name: ________________________ Class: ___________________ Date: __________ ID: A 1 chap 45 Respiration Multiple Choice Identify the choice that best completes the statement or answers the question. ____ 1. The exchange of gases between an organism and its environment is known as: a. exhalation. b. aeration. c. inhalation. d. respiration. e. ventilation. ____ 2. In the process of organismic respiration: a. oxygen is extracted from the environment by the organism and delivered to its cells. b. the citric acid cycle takes place in the cells. c. carbohydrates are broken down and electrons are transferred to oxygen. d. there is an accumulation of lactic acid in the tissues due to the absence of oxygen. e. All of these. ____ 3. Mitochondria use inspired oxygen as an electron acceptor in the process known as: a. pulmonary ventilation. b. cellular respiration. c. external respiration. d. internal respiration. e. anaerobic respiration. ____ 4. If mitochondria were deprived of oxygen: a. cellular respiration would cease. b. ATP synthesis would cease. c. cells would eventually die. d. cellular respiration and ATP synthesis would cease. e. cellular respiration and ATP synthesis would cease and the cells would eventually die. ____ 5. A respiratory system is needed if an organism is too __________ to rely on the diffusion of gases through the body's tissues. a. small b. long c. thick d. thin e. round ____ 6. Why do land dwelling insects drown when they are in water? a. They are unable to ventilate. b. Their spiracles are underwater. c. They cannot respire across their body surface. d. They are unable to ventilate because their spiracles are underwater. e. None of these.
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Name: ________________________ ID: A 2 ____ 7. Both aquatic and terrestrial organisms must have __________ across which gas exchange can take place. a. a respiratory system b. tracheal tubes c. gills and lungs d. stratified squamous epithelial tissue e. a moist surface ____ 8. All of the following are advantages of gas exchange in air, as compared to gas exchange in water, except : a. air is less dense than water. b. air contains a higher concentration of oxygen. c. less energy is needed to move air over a gas exchange surface. d. oxygen diffuses more slowly through air than water. e. None of these. ____ 9. Which of the following is not one of the principal types of surfaces used by animals to facilitate gas exchange? a. bronchial tubes b. body surface c. gills d. lungs e. tracheal tubes ____ 10. The ventilation of insect tracheal tubes is dependent upon the presence of: a. pores. b. alveoli. c. gills. d. spiracles. e. opercula. ____ 11. Amphibians: a. may exchange gases across their body surfaces. b. all have fairly simple, sac-like lungs. c.
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This note was uploaded on 10/27/2011 for the course BIO 101 taught by Professor Martin during the Spring '08 term at Rutgers.

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chap 45 Respiration - Name: _ Class: _ Date: _ ID: A chap...

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