1.The respiratory tract a) consists of the airways that carry air to and from th
ID: 3483874 • Letter: 1
Question
1.The respiratory tract a) consists of the airways that carry air to and from the gas exchange surfaces of the lungs. b) includes components of the upper respiratory system and lower respiratory system. c) can be divided into a conducting portion and a residual portion. D)a and b E) a,b, and c2.Which of the following is NOT a function of the respiratory system? a) protecting the body from dehydration by filtering water out of the air b) providing an extensive surface area for gas exchange c) moving air to and from the exchange surfaces d) production of sound e) All of the above are functions of the respiratory system
3.The mucosa of the respiratory system (a type of mucous membrane) a) is present as the lining of the trachea. b) surrounds a thick layer of connective tissue, the submucosa. c) consists of respiratory epithelial cells overlying a layer of loose connective tissue, the lamina propria. d) contains an epithelium that differs from that of the larynx. e) A and C. 4. The “mucus escalator” a) acts to clean the respiratory passageways. b) sweeps mucus and trapped particles to the external nares. c) involves the beating of cilia of pseudostratified columnar epithelium. d) A and B e) A and C
1.The respiratory tract a) consists of the airways that carry air to and from the gas exchange surfaces of the lungs. b) includes components of the upper respiratory system and lower respiratory system. c) can be divided into a conducting portion and a residual portion. D)a and b E) a,b, and c
2.Which of the following is NOT a function of the respiratory system? a) protecting the body from dehydration by filtering water out of the air b) providing an extensive surface area for gas exchange c) moving air to and from the exchange surfaces d) production of sound e) All of the above are functions of the respiratory system
3.The mucosa of the respiratory system (a type of mucous membrane) a) is present as the lining of the trachea. b) surrounds a thick layer of connective tissue, the submucosa. c) consists of respiratory epithelial cells overlying a layer of loose connective tissue, the lamina propria. d) contains an epithelium that differs from that of the larynx. e) A and C. 4. The “mucus escalator” a) acts to clean the respiratory passageways. b) sweeps mucus and trapped particles to the external nares. c) involves the beating of cilia of pseudostratified columnar epithelium. d) A and B e) A and C
a) consists of the airways that carry air to and from the gas exchange surfaces of the lungs. b) includes components of the upper respiratory system and lower respiratory system. c) can be divided into a conducting portion and a residual portion. D)a and b E) a,b, and c
2.Which of the following is NOT a function of the respiratory system? a) protecting the body from dehydration by filtering water out of the air b) providing an extensive surface area for gas exchange c) moving air to and from the exchange surfaces d) production of sound e) All of the above are functions of the respiratory system
3.The mucosa of the respiratory system (a type of mucous membrane) a) is present as the lining of the trachea. b) surrounds a thick layer of connective tissue, the submucosa. c) consists of respiratory epithelial cells overlying a layer of loose connective tissue, the lamina propria. d) contains an epithelium that differs from that of the larynx. e) A and C. 4. The “mucus escalator” a) acts to clean the respiratory passageways. b) sweeps mucus and trapped particles to the external nares. c) involves the beating of cilia of pseudostratified columnar epithelium. d) A and B e) A and C
Explanation / Answer
1. E. All the options are true
2. A. protecting from dehydration by filtering water out of th air
3. E
4. B
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