BIO 315 WSU lecture exam 4 Questions And Answers!!

_________ are terminal air sacs at the end of bronchioles - Answer-Alveoli What are the two zones of the respiratory system? - Answer-conducting zone and respiratory zone What is the difference between the respiratory zone and the conducting zone in the respiratory system? - Answer--Conducting zone: aire passageway -Respiratory zone: exchange of gases between blood and atmosphere In the upper respiratory tract, where is olfactory mucosa located? - Answer-superior nasal conchae, upper nasal septum In the respiratory tract, where is respiratory mucosa located? - Answer-remainder of nasal cavity, nasopharynx, trachea, main bronchi What epithelium forms respiratory mucosa? - Answer-Ciliated pseudostratified columnar epithelium What is contained within the epithelium of respiratory mucosa? - Answer-Goblet cells Respiratory mucosa has an underlying layer of what? - Answer-lamina propria (mucosal glands that secrete lysozyme_ T/F: respiratory muscosa possesses a muscularis mucosa layer - Answer-F Where do the cilia in respiratory mucosa move contaminated mucus to? - Answer-oropharynx Nostrils - Answer-External nares The external nares are made of what kind of epithelium? - Answer-Stratified squamous epitheliumWhat two bones make up the posterior nasal septum? - Answer-Ethmoid, vomer The nasal septum is covered by _____________ - Answer-Respiratory mucosa The nasal cavity is continuous with what structure? - Answer-Nasopharynx What is the structure that is the opening between the nasal cavity and the nasopharynx? - Answerchoanae The superior and middle nasal conchae are part of what bone? - Answer-Ethmoid bone the inferior nasal conchae is part of what bone? - Answer-Maxilla bone The nasal conchae are covered by what? - Answer-Respiratory mucosa