Chapter 23 study questions

If you were to trace the movement of air through the nose into the pharynx, it would pass through the following structures in which order? Vestibule, anterior nares, meati, and posterior nares Anterior nares, posterior nares, meati, and vestibule Posterior nares, anterior nares, vestibule, and meati Anterior nares, vestibule, meati, and posterior nares

Anterior nares, vestibule, meati, and posterior nares

A common condition characterized by acute inflammation of the tracheobronchial tree is: pharyngitis. laryngitis. epistaxis. acute bronchitis.

acute bronchitis

Gas exchange occurs only in the: bronchi. bronchioles. alveoli. upper respiratory tract.

alveoli

Which part of the respiratory system does NOT function as an air distributor? -trachea -bronchioles -alveoli -bronchi

alveoli (act as gas exchangers)

During respiration, the thorax: becomes smaller when the chest is raised. becomes larger when the chest is raised. does not change. does none of the above.

becomes larger when the chest is raised

The _____ of each lung lies against the ribs and is rounded to match the contours of the thoracic cavity. apex hilum base costal surface

costal surface

The roof of the nose is separated from the cranial cavity by a portion of the ethmoid bone called the: cribriform plate. cleft palate. palatine bone. ala.

cribriform plate

The small leaf-shaped cartilage that projects upward behind the tongue and hyoid bone is the: glottis. epiglottis. cricoid cartilage. thyroid cartilage.

epiglottis

The vibrissae function as: filters. baffles. producers of mucus. all of the above.

filters

Which organ consists largely of cartilages that are attached to one another and to surrounding structures by muscles or fibrous and elastic tissue components? Nose Pharynx Larynx Lung

larynx

The trachea, bronchial tree, and the lungs make up the: upper respiratory tract. lower respiratory tract. cell respiration. none of the above.

lower respiratory tract

The microscopic cilia function to: filter air. move air to the lungs. move air to the pharynx. move mucus toward the pharynx.

move mucus toward the pharynx

What is the is the correct pathway for air movement through the nose and into the pharynx? anterior nares, vestibule, ______ ______

nasal cavity meati, posterior nares

The air-containing spaces that open, or drain, into the nasal cavity are called: nasal mucosa. turbinates. conchae. paranasal sinuses.

paranasal sinuses

An inflammation of the lower respiratory tract that involves the airways of the lungs is called: rhinitis. acute bronchitis. tuberculosis. pneumonia.

pneumonia

The trachea divides at its lower end into two: secondary bronchi. bronchioles. primary bronchi. alveoli.

primary bronchi

The fluid coating the alveoli that reduces surface tension is called -bronchus -surfactant -alveolus -none

surfactant

The surface of the respiratory membrane inside each alveolus is coated with a fluid containing: an air sac. a bronchiole. a respiratory membrane. surfactant.

surfactant

Which of the following is NOT a part of the upper respiratory tract? -trachea -larynx -oropharynx -nose

trachea