Which of the following is not a function of the nasal conchae and mucosa? Heat and moisten the air entering the nasal cavity. Extract heat and moisture from the air leaving the nasal cavity. Destroy pathogens entering the nasopharynx. Filter the air entering the nasal cavity.
Which of the following respiratory structures is more commonly known as the "throat"?
Which of the following respiratory structures is more commonly known as the "throat"? Trachea Larynx Pharynx Esophagus
Which of the following are the two main functions of the larynx.
Which of the following are the two main functions of the larynx. Voice production; to provide a patent airway Voice production; to act as a switching mechanism to route air and food into the proper channels. Voice production; stimulation of the "cough" reflex To provide a patent airway; to act as a switching mechanism to route air and food into the proper channels.
The _________________ is also known as the "guardian of the airways".
The _________________ is also known as the "guardian of the airways". glottis epiglottis vestibular folds larynx
The smallest subdivisions of the lung visible with the naked eye are the _____________, which appear to be connected by black carbon in smokers.
The smallest subdivisions of the lung visible with the naked eye are the _____________, which appear to be connected by black carbon in smokers. pleura lobes lobules pulmonary hila
Quiet inspiration is ____________, and quiet expiration is ______________.
Quiet inspiration is ____________, and quiet expiration is ______________. a passive process; also a passive process an active process; a passive process an active process; also an active process a passive process; an active process
Which form of hypoxia reflects poor O2 delivery resulting from too few RBCs