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- Describe the function of these terms and describe where they are located: main bronchus, trachea, alveoli.The ________ is an airway that connects the nose and mouth with the ________. a. oral cavity; larynx b. pharynx; trachea c. trachea; pharynx d. pharynx; larynxFigure 16.9 Which of the following statements about the human respiratory system is false? a. When we breathe in, air travels from the pharynx to the trachea. b. The bronchioles branch into bronchi. c. Alveolar ducts connect to alveolar sacs. d. Gas exchange between the lungs and blood takes place in the alveolus.
- In the diagram below, label the parts of the respiratory system and the structures that enclose some of its partsIn______, gas exchange occurs at the body surface and gas is distributed by diffusion alone. a. earthworm c. frogs b. flatworms d. insectsDuring inhalation, ________. a. the thoracic cavity expands d. the diaphragm relaxes c. atmospheric pressure declines d. the lungs deflate
- Oxygen in air must diffuse across______ to enter the blood. a. pleural sacs b. alveolar sacs c. a moist respiratory surface d. both b and cA section of the lung that receives its own tertiary bronchus is called the ________. bronchopulmonary segment pulmonary lob tile interpulmonary segment respiratory segmentWhich is the order of airflow during inhalation? a. nasal cavity, trachea, larynx, bronchi, bronchioles, alveoli b. nasal cavity, larynx, trachea, bronchi, bronchioles, alveoli c. nasal cavity, larynx, trachea, bronchioles, bronchi, alveoli d. nasal cavity, trachea, larynx, bronchi, bronchioles, alveoli
- Watch this video (http://openstaxcollege.org/l/spirometers) to learn more about lung volumes and spirometers. Explain how spirometry test results can be used to diagnose respiratory diseases or determine the effectiveness of disease treatment.Gas exchange that occurs at the level of the tissues is called ________. external respiration inteipulmonarv respiration internal respiiation pulmonary ventilationThe respiratory system_______. a. provides body tissues with oxygen b. provides body tissues with oxygen and carbon dioxide c. establishes how many breaths are taken per minute d. provides the body with carbon dioxide
